易错题2

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初一 英语易错题(2)

初一 英语易错题(2)

初一第十讲易错题By 庞老师、谢老师、赵老师、李老师基础1. China is famous ________ her Great Wall?A. asB. forC. toD. of2. No one can stop her ________ leaving for China.A. ofB. fromC. toD. for3. --- When did Mr. Green come back?--- ________ nine o’clock yesterday morning.A. AtB. ForC. InD. On4. The plane is flying______ the clouds.A. onB. aboveC. overD. through5. My father has gone to New York. He’ll be bac k ________ four months.A. afterB. inC. byD. For6. I have a few other friends ________ you.A. besidesB. exceptC. except forD. but7. The boat is passing ______ the bridge.A. acrossB. throughC. intoD. cross8. He arrived here ______ an old taxi.A. byB. inC. intoD. With9. The Great Pyramid (金字塔) is made ______ stones.A. byB. ofC. inD. with10. He said he would show the students ______ the factory.A. aboutB. aroundC. onD. of11. Mr. Black went to Paris ___ a few days.A. forB. inC. afterD. at12. They are talking ___ low voices.A. withB. inC. onD. at13. It’s very kind _______you. Thank you for your help.【2010 盐城】A. ofB. forC. toD. on14. Mr. Black is strongly _______keeping animals in the zoo, because he thinks amimals should also have the right to enjoy freedom.A. upB. forC. againstD. down15 what’s the matter _______ you, Tom?A. toB. onC. forD. with16 y uncle lives ______ 105 Beijing Street.A. onB. atC. toD. of17 My parents took me to the zoo ______ the morning of June 1.A. inB. atC. onD. for18 We go to school every day _______ Sunday.A. besidesB. exceptC. besideD. except for拔高:1. ____ a book ____ his hand, Mr. Zhao walked into the classroom.A. By; inB. With; onC. By; onD. With; in2. It’s very nice ____ you to give me the chance.A. ofB. forC. toD. at3. ____ the help of man-made satellites, we can know what the weather will be like in the next few days.A. UnderB. WithC. UsingD. By4. The train is starting ___ five minutes.B. in B. atC. forD. still5. Don't read ____ the sun. It's bad ___ your eyes.A. in; toB. in; forC. with; toD. in; on6. The boat is passing___ the bridge.A. throughB. belowC. intoD. across7. The plane is flying______ the city.A. throughB. overC. onD. below8. We can see a river running to the east____ the hill.A. underB. belowC. overD. on9. What’s the matter ________ you? Is there anything wrong ________ your head?A. with; inB. about; withC. with; withD. of; in10. After a lot of training, Liu Xiang __________ many difficulties. And he is at the top of this game now.A. made ofB. heard ofC. came overD. got over11. —_________ the doctors, the most beautiful teacher Zhang Lili is out of danger.—We wish her to live a healthy and happy life in the future.A. In front ofB. Thanks toC. As forD. Across from12. My father has a habit of jogging______ the Jinchuan River for an hour in the morning .A. betweenB. alongC. overD. through13. Yesterday I downloaded a new program ______the Internet. Now I can watch TV and movies ______ my computer.A. from;onB. with;in C, in;with D. on;from14. Don’t drive so fast! We must slow down when we drive_______ the tunnel.A. pastB. acrossC. overD. through基础:1【解析】B 考察介词短语。

中西医结合执业医师易错题(2)【精选含答案】

中西医结合执业医师易错题(2)【精选含答案】

中西医结合执业医师易错题1、认为生姜为“呕家圣药”的医家A.张仲景B.孙思邈C.刘完素D.朱丹溪E.龚延贤【答案】B2、子宫穴定位A.中极旁3寸B.中极旁4寸C.关元旁3寸D.中极旁开2寸E.脐旁4寸【答案】A3、在五输穴中,荥穴主要治疗A.心下满B.身热C.喘咳寒热D.体重节痛E.逆气而泄【答案】B4、患者,女,19岁,未婚。

月经提前,量少.色红.质黏稠,伴手足心热,两颧潮红,舌红少苔,脉细数。

治疗应首选A.大补元煎B.丹栀逍遥散C.清经散D.保阴煎E.两地汤【答案】E5、患者口干唇燥,口渴多饮,尿频量多,混浊如脂膏,时或烦躁,遗精,舌质红,脉象细数。

治疗选用A.右归丸B.玉女煎C.白虎加人参汤D.消渴方E.知柏地黄丸【答案】E6、把水肿分为皮水.正水.风水.石水.黄汗五种类型的是A.《内经》B.《金匮要略》C.《诸病源候论》D.《景岳全书》E.《脾胃论》【答案】B7、下列哪一项不是治疗耳鸣耳聋实证的主穴A.翳风B.听会C.中渚D.侠溪E.下关【答案】E8、饮证与水肿,同为津液病变,其不同在于A.正虚与邪盛B.邪在表与在里C.饮邪的多少D.局部与全身E.上部与下部【答案】D9、蜘蛛痣罕见于下列哪个部位A.面颊部B.手背C.前胸D.上臂E.下肢【答案】E10、痫证的主要病位是A.肺.脾.肾B.心.脾.肾C.肝.脾.肾D.心.肝.肺E.心.肝.肾【答案】C11、手三阴经与足三阴经交接的部位是A.手指端B.足趾端C.头面部D.胸中E.腹部【答案】D12、判断尿路感染患者是复发还是重新感染,通常以患者前次治疗停药后几个月再发为依据A.半个月B.1个月C.2个月D.1个半月E.3个月【答案】B13、患者,女,25岁,已婚。

月经周期先后不定,量多如注,持续十余日不净,婚后1年半,未避孕未孕。

可诊断为A.月经先后无定期B.崩漏C.月经过多D.经期延长E.不孕症【答案】B14、针灸治疗肾阳虚遗尿在主穴方的基础上加A.关元.肾俞B.百会.涌泉C.肓俞.俞府D.白环俞.带脉E.肾俞【答案】E15、卫生法将随着社会的发展而日益重要,以下哪一项是我国卫生工作的根本方针A.祖国传统医学与现代医学相结合B.保护公民身体健康C.预防为主D.卫生工作要动员全社会参与E.以上均是【答案】C16、紫癜血热妄行证,突然见面色苍白,四肢厥冷,汗出脉微者,为A.实热内闭B.内闭外脱C.内陷厥阴D.气阳衰脱E.肾阳亏虚【答案】D17、患者,女,28岁。

5O个简便易错题计算 (2)

5O个简便易错题计算 (2)

50个简便易错题计算题目一:求两个数的和请计算 30 + 20 的结果。

答案:30 + 20 = 50题目二:求两个数的差请计算 50 - 20 的结果。

答案:50 - 20 = 30题目三:求两个数的积请计算 5 × 6 的结果。

答案:5 × 6 = 30题目四:求两个数的商请计算 100 ÷ 4 的结果。

答案:100 ÷ 4 = 25题目五:求一个数的平方请计算 7 的平方。

答案:7^2 = 49题目六:求一个数的立方请计算 4 的立方。

答案:4^3 = 64题目七:求两个数之和的平方请计算 (5 + 2)^2 的结果。

答案:(5 + 2)^2 = 49题目八:求两个数之差的平方请计算 (8 - 3)^2 的结果。

答案:(8 - 3)^2 = 25题目九:求两个数之积的平方请计算 (9 × 6)^2 的结果。

答案:(9 × 6)^2 = 2916题目十:求两个数之商的平方请计算 (30 ÷ 5)^2 的结果。

答案:(30 ÷ 5)^2 = 36题目十一:求一个数的逆数请计算 1/3 的结果。

答案:1/3 = 0.33333333 (保留8位小数)题目十二:求两个数之和的逆数请计算 1/(1/4 + 1/6) 的结果。

答案:1/(1/4 + 1/6) = 2.4 (保留一位小数)题目十三:求两个数之差的逆数请计算 1/(6 - 3) 的结果。

答案:1/(6 - 3) = 0.33333333 (保留8位小数)题目十四:求两个数之积的逆数请计算 1/(2 × 5) 的结果。

答案:1/(2 × 5) = 0.1 (保留一位小数)题目十五:求两个数之商的逆数请计算 1/(10 ÷ 2) 的结果。

答案:1/(10 ÷ 2) = 0.2 (保留一位小数)题目十六:求一个数的平方根请计算√25 的结果。

易错题2-学生版

易错题2-学生版

1. Johnson had made up his mind to give it up, but on _____ second thought he determined to try _____ third time.A.不填;a B不填;不填 C. a; a D. the; a2. In my opinion, all he ___________ good to his students in his class at present. He is very strict in their study.A. does does doesB. does did doC. does does doD. did do does3. It was almost midnight ______ they at last reached ______ used to be a farmhouse.A. before; thatB. since; whereC. that; whichD. when; what4. When the criminal denied his crime, she _____ to having seen the accident.A. provedB. declaredC. statedD. witnessed5. My job is to help those who are junior ______ me in my class.A. thanB. forC. withD. to6. The new product is said ______ . It is of good quality.A. to test outB. to be tested outC. to have been tested outD. having been tested out7. Parents attach great importance to education, so they tend to ______ some money to guarantee their children will be well educated.A. cut outB. set asideC. leave aloneD. adapt to8. He has his faults, but _____, he is a good help.A. in other wordsB. in allC. all in allD. in the meantime9. Those successful deaf dancers think that dancing is an activity ____ sight matters more than hearing.A. whenB. whoseC. whichD. where10. The conclusion ______ the police came to ____ the boss was as much to blame as anyone else for the great fire didn’t satisfy everyone.A. where; thatB. which; itC. that; whenD. that; that11. Never should we forget the war and sufferings ____ caused to the people.A. itB. whichC. thatD. what12. He always checked and rechecked his game and saw _____ he could improve.A. whereB. whenC. whatD. how13. Nobody would stand out admitting the fact, for some reason, ______ they lost the game.A. thatB. whichC. whatD. why14. ______ with all this hard work made it impossible for Helen to go to the concert.A. Having worn outB. To wear outC. Being worn outD. worn out15. Hearing the noise, the man looked forward _______ what was happening.A. to seeingB. to seeC. to be seenD. to have seen16. In front of ______ remained of my old house, I took some pictures and told my son some funny stories about my childhood.A. whichB. whatC. whatD. where17. When travelling in buses or trains, we are likely to have conversations ____ we give information or opinions about different things.A. whereB. whichC. whatD. when18. Little _____ when I took the trip where it would lead me.A. have I knownB. had I knownC. do I knowD. did I know19. The mistakes made by Chinese students are quite different from ____ were made by the Japanese students in English study.A. thatB. whichC. whatD. those20. The detective was desperately searching for a notebook, in which ____ several sketches of the suspect, as well as his information like home address.A. wroteB. was recordedC. was writtenD. were recorded21. The way people hold to the belief ______ a fun-filled life equals happiness actually reduces wheir chances of ever getting real happiness.A. whenB. thatC. in whichD. which22. _______ I can’t understand is _______ he wants to change his mind.A. That; whatB. That; whyC. What; thatD. What; why23. ______ is known to us all is that the old scientist, for ____ life was hard in the past, still works very hard in his eighties.A. As; whomB. What; whomC. It; whoseD. As; whose24. -It’s difficult for college graduates to find a good job in China.-It depends on whether they have _______ it takes to be successful in today’s world.A. thatB. whichC. whatD. whether25. Sometimes we are asked ______ the likely result of the event will be.A. that what we thinkB. what we thinkC. that we thinkD. what do we think26. Out ______, still discussing the fashion show with great interest.A. walked a crowd of young girlsB. did a crowd of young girls walkC. were walking a crowd of young girlsD. a crowd of young girls were walking27. _______ we must do is _____ the use of energy.A. That; to reduceB. How; to reduceC. What; reduceD. That; reduce28. The speech given by Primer Wen Jiabao showed ____ broad knowledge he has.A. whatB. thatC. howD. which29. Everything in life is a matter of choice. With four roads to choose from and with limited knowledge of ______ they lead, which road will you take?A. whereB. whichC. whatD. when30. He was so angry and spoke so fast that none of us understood _____ he said meant.A. thatB. whatC. that thatD. what what31. _____ the right decision _____ the future is probably the most important thing we will ever do in our lives.A. Making; concernedB. Make; concerningC. To make; concernedD. Making; concerning32. Millions of people still live below the poverty line, _______ only hope of a better life is a rapid rate of economic growth.A. in whichB. of whomC. whoseD. who33. I’m afraid that it is you, ______ Bernard, _____ to blame.A. more than; who isB. rather than; that areC. other than; that isD. less than; which are34. - _____ visited the Shanghai World Expo is sure to tell you the place is worthy _____ twice.-You can say that again.A. Those who have; visitingB. Whoever has; visitingC. Those who have; to be visitedD. Whoever has; to be visited35. She’s ______ is known as a nosy person-she is always dying to know what’s going on in others’ lives.A. whatB. whoC. whichD. that36. ( )is the kindness of the nurse that the patient can never be ( )to her.A. So; too thankfulB. Such; so thankfulC. So; that thankfulD. Such; thankful enough37. Only _____ the opening ceremony of the Poetry Club. The majority of the students were having a class then,A. a few people attendedB. did a few people attendC. attended a few peopleD. a few people were attended38. Finally the parcel arrived by post, in which _____ wrapped dozens of old coins.A. has beenB. wereC. have beenD. was39. I had never had such a good opportunity in my life but somehow away ____.A. it wentB. went itC. did it goD. it goes40. Seldom in my life ______ such a big snowstorm as the one in early 2008.A. I did seeB. I have seenC. did I seeD. have I seen41. To those hardworking students _____ the final success.A. belongs toB. will belong toC. belongD. belongs42. _______, Gao Xiaosong was sentenced to 6-month imprisonment-the most severe puninshment about drunk driving-on June 1.A. A public figure though is heB. Public figure though he isC. Public figure he is thoughD. A public figure though he is43. Only by practising a few hours every day _____ be able to master the language.A. you canB. can youC. you willD. will you44. So ______ in the darkness that he didn’t dare to move an inch.A. he was frightenedB. was he frightenedC. frightened he wasD. frightened was he45. Easy as the cause of the accident was _____, they chose to ignore many details in the investigation.A. to discoverB. discoveringC. to be discoveredD. being discovered46. So difficult ____ it to live in an English-speaking country that I determined to learn English well.A. I have feltB. Have I feltC. I did feelD. did I feel47. At no time, as we know, ______ forget that solving Taiwan Issue is entirely internal Chinese affair.A. we canB. we couldC. can weD. could we48. It was _____ the second-hand bus that the mechanic spent the whole afternoon ____ in the workshop.A. in repairing; lockingB. having repaired; lockedC. repairing; lockedD. to repair; being locked49. It _____ we had stayed together for a couple of weeks ____ I found we had a lot in common.A. was until; whenB. was until; thatC. wasn’t until; whenD. wasn’t until; that50. Was it in front of the market _____ was rebuilt two years ago _____ the road accident happened yesterday?A. where; thatB. that; thatC. that; whichD. which; where51. It’s _____ to see crosstalk actors make ______ of each other.A. such fun; funB. such a fun; a funC. so fun; funD. so funny; a fun52. People regarded the wheel as ( ) invention of importance in ( ) human history.A. an; theB. an;/C. the; theD. the; /53. Has ____ chairman of the board announced that Mr. King has been made _____ manager of our company?A. the; /B. the; theC. /; theD. a; a54. -How do you think I can make up with Jack?-Set aside ______ you disagree and try to find _____ you have in common.A. what; whatB. where; whatC. what; whetherD. where; whether55. Brussels, the capital city of Belgium, is _____ home to the European Union, ______organization of European nations.A. the; anB. /; anC. a; anD. /; the56. While he was investigating ways to improve the telescope, Newton made ____ discovery which completely changed _____ man’s understandin g of color.A. a; /B. a; theC. /; theD. the; a57. As ____ humorous people, _____ British like playing a joke on others.A. the; 不填B. 不填; theC. a; theD. the; the58. Judging from _____ look on his face, he must have _____news of great excitement to tell us.A. the; aB. /; /C. the; theD. the; /59. China, with 56.6 million people living in Internet connected homes, is now _______ second only to the US, _____ leading online rating service reported Monday.A. the; aB. 不填; aC. 不填; theD. a; the60. I remembered Alice, my little niece, often asked questions that children _______ would ask.A. twice so old as sheB. twice as old as her ageC. older twice than her ageD. twice of her age61. Much to his surprise, he invited only twenty friends to the dinner, but _____ came.A. twice as many asB. as many as twiceC. twice as manyD. twice more than62. Advertising is in some way different front other forms of communication ______ the advertisers pay for the message____.A. in that; to be deliveredB. in which; to deliverC. that; being deliveredD. where; delivered63. Our factory has been developing rapidly these days. This year’s production is five times ______ it was ten years ago.A. whatB. thatC. whichD. as64. To many basketball fans, nobody but Kobe Bryant and Lebron James ( ) the best in NBA although Kevin Durant, together with Jeremy Lin and many other players, ( ) also performing very well.A. is; isB. is; areC. are; isD. are; are65. He told us sadly that more than one person _______ in the case.A. involvedB. had involvedC. was involvedD. were involved66. Good amounts of sleep every night _____ also important for your health.A. isB. areC. wasD. were67. Most people don’t think of a stamp as a receipt, but that is _____ it really is-a proof of just how much money you paid in advance for mail delivery.A. whoB. howC. whatD. why68. Sixty miles _____ in a single night, so they were exhausted.A. is coveredB. was coveredC. are coveredD. has covered69. ______ an English-Chinese dictionary.A. The students each haveB. The students each hasC. Each the students hasD. Each of the students have70. My family _____ all fond of singing English songs and we can sing _____ than others.A. is; many moreB. are; many moreC. is; much moreD. are; much more71. -Whom did you _____ the packet at the post office?-Jack. There ______ masses of work for him to do, but he managed to finish the work as required.A. have fetched; wasB. have fetch; wereC. have to fetch; wereD. have fetch; was72. The young elephants each ______ as _____ as 200 kilograms, and that old one is three times as _____.A. weighs; much; heavyB. is weighed; many; muchC. are weighed; many; muchD. weigh; much; heavy73. -All but Johnson ______ present at the meeting.-Perhaps he was ill then.A. wasB. wereC. has beenD. have been74. The girl who graduated from college this summer ______ becoming the head of the small village.A. is aimB. is aiming atC. aim atD. is aimed at75. Nobody but doctors and those ____ by Dr. Zhang _____ to enter the patient’s room.A. invited; is allowedB. are invited; are allowedC. being invited; is allowedD. being invited; are allowed76. _____ of the city ______ two small lakes.A. The east; lieB. The east; liesC. East; lieD. East; lies77. More than one _____ the people heart and soul.A. official has servedB. officials have servedC. official has served forD. officials have served for78. A series of stimulus policies and supportive measures taken by the government ______ to promote change in the economic environment in this area.A. is expectedB. are expectedC. is expectingD. are expecting79. In the city, parts of the sewage pipes were _____ up with rubbish because of the heavy rain.A. chokedB. chokingC. to chokeD. blocked80. After winning the first prize, the boy ______ himself ______ pleasure.A. abandoned; inB. was abandoned; toC. abandoned; toD. abandoned; on。

易错题2.ppt(3)

易错题2.ppt(3)
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31、 给出下列四个命题(1)如果某圆锥的 侧面展开图是半圆,则其底面直径与母线 长相等.(2)若点A在直线 y 2 x 3 上, 且点A到两坐标轴的距离相等,则点A在第 一或第四象限(3)半径为5的圆中,弦AB =8,则圆周上到直线AB的距离为2的点共 m 有四个.(4)若A( a , )、B ( a 1, )( a 0 )在反比例函数的图象 4 上 y x ,则 m n .(5)等腰梯形的四 个顶点在同一个圆上。其中,正确命题的 个数是( ) A.2个 B.3个 C.4个 D.5个
中考易错题分析
1、函数y=(m2-1)x2-(3m-1)x+2的图象与x 轴的交点情况是 ( ) A、当m≠3时,有一个交点 m 1 时,有两个交点 B、 C、当 m 1 时,有一个交点 D、不论m为何值,均无交点
2、如果两圆的半径分别为R和r(R>r), 圆心距为d,且 (d-r)2=R2 ,则两圆的位置关系是( ) A、内切 B、外切 C、内切或外切 D、不能确定
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18、一种原价均为m元的商品,甲超市 连续两次打八折;乙超市一次性打六 折;丙超市第一次打七折,第二次再 打九折;若顾客要购买这种商品,最 划算应到的超市是( ) A. 甲或乙或丙 B. 乙 C. 丙 D. 乙或丙

二年级上册数学易错题集2(填空+判断+应用题)

二年级上册数学易错题集2(填空+判断+应用题)

二年级上册数学易错题集2(填空+判断+应用题)二年级上册第易错题集(2)班级姓名学校一、填空题1.6×3=18中,6是(),3是(),18是()。

2.2个5相加,和是();2个5相乘,积是()。

3.3和5相乘的积与5的和,算式是(),得数是()。

4.4个5比5个5少(),6个6比5个6多()。

5.3,6,9,12,(),()。

36,30,(),18,(),6。

1,2,4,(),16,32。

1,2,4,7,11,(),(),()。

6.4与6的和是多少?列式()。

7.楼房每层约高()米;河水深约8();教室的黑板长约4()。

8.一个人吃一个苹果要用3分钟,8个人同时吃8个苹果要用()分钟;1个人吃8个苹果要用()分钟。

9.XXX跑200米的比赛成绩是43秒,比XXX快6秒,那么XXX的成绩是()秒。

10.三十几加四十几的得数可能是()。

八十几减五十几的得数可能是()。

11.买一本46元的书,起码要带()张5元的群众币。

12.☆×3=18,☆×△+6=30,☆+△=()13.将一张正方形纸,剪去一个角后,剩下的图形可能有()个角,也可能有()个角,还可能有()个角。

二、判断题1.1×4=1+1+1+1。

()2.2个5相加,算式可以写成2+2+2+2+2,也可以写成2×5。

()3.3个4相加,既可以写成3×4,又可以写成4×3。

()4.口诀“三五十五”的意义是表示3个5相加或5个3相加。

()5.4×5表示4和5相加。

()6.两个正方形一定可以拼成一个长方形。

()7.用火柴围一个六边形至少要6根。

()8.长方形、三角形和正方形都是四边形。

()9.把一个正方形剪去一个角,剩下的图形就不可能是四边形了。

()10.5枝铅笔的长大约是1米。

()11.把40分成8份,列式是40÷8=5。

()12.15个苹果分给5个小朋友,每人一定分得3个。

百分率易错题大全 (2)

百分率易错题大全 (2)

百分率易错题大全一、判断题1.六年级今天缺席4人,出勤46人,出勤率是92%。( )2.春季种树101棵,活了100棵,成活率是100%.( )3.甲车间的出勤率比乙车间高,说明甲车间人数比乙车间人数多。( )4.五年级种了101棵树,死了一棵,成活率是100%。( )5.用110粒种子做发芽实验,全部发芽,这些种子的发芽率是110%。

( )6.五年级有99人,全部参加植树活动,出勤率为99%。( )7.小王加工99个零件,合格99个,这批零件的合格率是99%。( )8.某街道绿化植树98棵,全部成活,成活率是98%。( )9.学校今年植树60棵树,全部成活,成活率是60%。( )10.植树节同学们植了110棵树,活了100棵,成活率是100%。( )11.植101棵树,有2棵没成活,成活率小于99%。( )12.商场抽测102种商品,其中100种商品的质量合格,合格率是100%。( )13.甲工人加工103个零件,有100个合格,合格率是100%.( )14.六(1)班学生做一道数学题,正确的有40人,错误的有4人,解这道题的错误率是10%。( )15.李师傅生产了200个齿轮,个个合格,合格率是200%。( )16.五年级同学参加课外活动,出勤100人,缺勤3人,缺勤率是3%。 ( )17.李师傅做100个零件,合格率是95%,如果再做2个合格零件,那么合格率就达到了97%.( )18.一次活动,实到45人,缺席2人,出席率是98%。( )19.黄豆的发芽率最高是100%。( )20.兴趣小组做发芽实验,浸泡了20粒种子,结果16课发芽了,发芽率是16%。( )21.期中考试有49人及格,1人不及格,及格率是98%。( )22.某班有50人,今天全部出席,出勤率为50%。( )23.出油率,发芽率,合格率都不能大于100%.( )24.五年级99人全部出勤,出勤率为99%。( )25.某工厂第一车间今天有100人上班,1人请假,出勤率是99%。( )26.学校植树节期间栽的树的成活率为99%,只有2棵树没有成活,植树节期间栽的树共有200棵。( )27.神枪手用101发子弹,击中101个目标,命中率达101%。( )28.某班学生的及格率是90%,不及格的与及格和比是1:10。( )29.小王生产110个零件,结果有100个合格,合格率是100%。( )30.做101个零件,全部合格,合格率是100%。( )31.合格率、成活率、出油率等百分率最高达到100%。( )32.小王加工101个零件,合格100个,这批零件的合格率是100%。( )33.小红做98道口算题,全部正确,她的正确率是98%。( )34.一批零件,经检验有100个合格,合格率为100%。( )35.一种产品有10件,其中合格的有100种,合格率是100%。( )36.有99个零件,经检验全部合格,这批零件的合格率为99%。( )37.六年级102个学生参加毕业考试,全部合格,合格率是102%。( )38.全班50名同学在体育达标测验中有1人未达标,达标率是99%。( )39.小强在满分为50分的考试中,他只得到了35分,他得分的百分比是30%。( )40.栽100棵树,有1棵没成活,补种1棵成活,成活率为100%。( )41.将50克盐溶入200克水中,盐水的含盐率是25%。( )42.一批产品共120个,其中100个合格,合格率是100%。( )43.生产100个零件,有97个合格,合格率是97%。( )44.种了99粒种子,粒粒都发了芽,发芽率是99%。( )45.质量检测局检测某商品共110个,全部合格,合格率为110%( )46.植树节栽了160棵树苗,有一半成活,成活率是80%。( )47.给灾区捐款,六(1)班54人,捐款率是100%。该班54人捐了款。 ( )48.种子的发芽率89%,就是说有89粒种子发芽了。( )49.种120棵树,成活100棵,成活率是100%。( )50.同学参加植树,种下105棵小树全部成活。成活率是105%。( )51.六年一班请假2人,出席48人,这一天的出勤率是96%。( )52.皮鞋105双全部合格,它的合格率是105%。( )53.生产的91个零件中,有9个是废品,合格率是91%。( )54.一批产品合格率是95%,那么不合格率就是5%。( )55.种110棵树,全部成活,成活率是110%.( )56.植树节学校一共种了2000棵树,未成活的有4裸,成活率为96%。( )57.生产91个零件,全部合格,合格率是91%。( )58.做种子发芽实验,种子的发芽率最高可达100%。( )59.一批产品,合格的有50件,废品有1件,废品率是2%。( )60.102粒种子全部发芽,发芽率为102%。

课课练易错题2

课课练易错题2

课课练易错题21. 长3厘米、宽2.5厘米的长方形纸片上剪下一个最大的正方形,剩余图形的周长和面积是多少?2.一块三角形棉田的面积是0.25公顷,量得它的底是125米,它的高是多少米?3.如下图,李大伯用55米长的竹篱笆在一块靠墙的空地上围了一个花圃,这个花圃的面积是多平方米?4. 用三根同样长的铁丝分别围成一个长方形、一个正方形和一个圆。

已知长方形长10厘米、宽5.7厘米,这三个图形的面积各是多少平方厘米?5.用方砖铺一间房子的地面。

用边长3分米的地砖,需要96块。

如果改用边长2分米的方砖,需要多少块?6.一个挂钟的时针长10厘米,经过一昼夜,时针的尖端走了()厘米。

7.一个半圆的直径是4分米,它的面积是()平方分米,周长是()分米。

8.一个等腰三角形的周长是30厘米,其中一条边的长是8厘米,和它不相等的另一条边的长可能是()厘米,也可能是()厘米。

9.在一个长4厘米、宽3厘米的长方形中,画一个最大的圆。

这个圆的周长是()厘米。

10.用一张长8厘米,宽2厘米的长方形纸,最多可剪成()个最大的圆,每个圆的面积是()平方厘米,剪去的面积一共是()平方厘米。

11.用一根长38厘米的铁丝围成一个长方形,要求长、宽都是整厘米数,可以有()种围法,围成的长方形面积最大是()平方厘米。

12.一个长方形的长和宽各增加4厘米,那么增加的面积()16平方厘米。

A、大于B、小于C、等于13.圆周率兀是一个()。

A、近似数B、两位小数C、无限不循环小数14.一个长方体(不包括正方体),最多可能有()个面是正方形。

A、2B、4C、615. 一个圆柱的底面直径是4分米,如果它的侧面展开图是一个正方形,那么圆柱的高是()分米。

A、4B、12.56C、25.1216. 一个圆柱底面周长是18.84厘米,高是6厘米,把它沿一条底面直径和高剪开,截面是()形。

17.把一个圆柱的侧面展开得到一个长方形,长方形长是6.28厘米、宽是4厘米,这个长方形的底面半径是()厘米或()厘米。

临床执业医师易错题(2)【100题精选含答案】

临床执业医师易错题(2)【100题精选含答案】

西医临床执业医师易错100题1、原发性甲亢是指()。

A.甲状腺肿大的同时,出现功能亢进症状B.在甲状腺肿的基础上继发功能亢进症状C.在结节性甲状腺肿的基础上并发功能亢进症状D.自主性甲状腺肿(高功能腺瘤)E.先出现甲状腺肿大。

后出现甲亢症状【答案】A2、临床诊断脊柱结核,下列哪项指标最有价值()。

A.局部疼痛肿胀B.X线摄片C.穿刺液作结核菌培养D.消瘦.贫血.盗汗及食欲不振E.结核菌素试验【答案】B3、按照需要起源,可把需要分为哪两大类()。

A.生理性需要和社会性需要B.生理性需要和心理性需要C.自然需要和精神需要D.物质需要和精神需要E.物质需要和心理需要【答案】A4、男性,30岁,农民。

既往体健。

7月2日来诊,腹泻2天,为水样便带少量黏液,量多,日十余次,相继呕吐数次。

无发热、无腹痛。

腓肠肌痉挛。

体检:体温36.8℃,神志清,皮肤弹性差,脉细速,血压70/30mmHg。

化验检查:大便镜检白细胞0——2/HP,血红蛋白160g/dL,血白细胞计数12×10^9/L,中性粒细胞0.78,淋巴细胞0.12,单核细胞0.10。

最可能的诊断是A.菌痢B.急性肠炎C.细菌性食物中毒D.霍乱E.轮状病毒感染【答案】D5、56岁。

甲亢。

处方:左甲状腺素钠片25ug,po,1/早餐前30min甲巯咪唑片7.5mg,po,qd肌苷片0.2g,po,tid请指出该处方的不妥之处A.肌苷和甲巯咪唑配伍不当B.肌苷和左甲状腺素配伍不当C.左甲状腺素和甲巯咪唑配伍不当D.无不当之处E.【答案】D6、肠道杆菌科的鉴定主要依靠生化反应。

其中,区别致病菌与非致病菌的最常用发酵试验的底物是A.葡萄糖B.乳糖C.半乳糖D.果糖E.甘露糖【答案】B7、对眼猪囊尾蚴病患者首选的治疗是A.阿苯达唑B.吡喹酮C.氯喹D.伯氨喹E.手术【答案】E8、男,40岁。

右下肢畏寒、疼痛间断发作4年,吸烟8余年。

无高血压、糖尿病病史。

查体:右下肢皮温降低,足背动脉搏动减弱。

中西医结合执业医师易错题(2)【精选100题】

中西医结合执业医师易错题(2)【精选100题】

中西医结合执业医师易错题1、乳疬相当于西医学的病名是A.乳腺囊肿B.乳腺增生病C.乳腺纤维腺瘤D.乳房异常发育症E.导管内乳头状瘤【答案】D2、下列外治法,可用于治疗白秃疮.肥疮的是A.拔发法B.挑治法C.挂线法D.结扎法E.熏法【答案】A3、阵发性室上性心动过速的心电图诊断,下列哪项不恰当A.心室率150——250次/分B.节律一般规则,但亦可有不规则C.可见到逆行P波D.QRS波群形态可不正常E.起始及终止突然【答案】B4、流行性出血热的病理变化主要涉及A.肺部.胃肠系统.神经系统.皮肤黏膜.眼部B.肺部.循环系统.神经系统.皮肤黏膜.眼部C.血管.肾脏.心脏.脑垂体D.肝.肾.神经.皮肤黏膜E.全身各脏器【答案】C5、记载“肺胀而咳,或左或右不得眠,此痰挟瘀血嗳气而病”者,是哪一书A.《灵枢•胀病》B.《金匮要略•肺痿肺痈咳嗽上气病》C.《诸病源候论•咳逆短气候》D.《金匮要略•痰饮咳嗽病》E.《丹溪心法•咳嗽》【答案】E6、患儿,3岁。

壮热不退,气急鼻扇,张口抬肩,摇身撷肚,口唇发绀,胸闷腹胀,大便秘结。

治疗应在正确选方的基础上加A.黄芩.连翘B.天竺黄.全瓜蒌C.丹参.红花D.牛黄夺命散E.桑白皮.沉香末【答案】D7、患者,女,36岁,已婚。

经行时肢体疼痛麻木,肢软无力,月经量少,色淡质薄,面色无华,舌淡,苔白,脉细弱。

治疗应首选A.八珍汤B.当归补血汤C.血府逐瘀汤D.趁痛丸E.圣愈汤【答案】B8、下列可引起中性粒细胞病理性增多的是A.麻疹B.急性溶血C.恶性组织细胞病D.系统性红斑狼疮E.脾功能亢进【答案】C9、脑内寄生虫A.头痛伴剧烈呕吐B.头痛伴癫痫C.头痛伴视力障碍D.头痛伴眩晕E.头痛伴发热关于头痛伴随症状与疾病的关系【答案】B10、治疗乳汁不足的腧穴是A.中冲B.隐白C.少泽D.少冲E.大敦【答案】C11、炙甘草汤中用量最大的药物是A.炙甘草B.人参C.桂枝D.干地黄E.阿胶【答案】D12、急性白血病诊断的主要依据是A.发热.贫血.出血B.白细胞计数大于50×109/LC.胸骨压痛(+)D.骨髓增生极度活跃E.骨髓中原始细胞明显增高【答案】E13、下列血液学改变符合再障诊断的是A.网织红细胞绝对数正常B.中性粒细胞碱性磷酸酶积分增加C.凝血酶原时间延长D.凝血时间延长E.骨髓涂片可见幼红细胞有巨幼样变【答案】B14、胸痹重证,阴寒极盛者,其治法是A.散寒化痰通络B.理气通阳化瘀C.芳香温通止痛D.益气温阳散寒E.回阳救逆固脱【答案】C15、患者,40岁。

二年级易错题2

二年级易错题2

1、有30个桃子,每盘最多放7个,至少需要几个盘子?
2、一件衣服钉5粒纽扣,38粒纽扣最多够钉几件衣服?
3、有40个桃子,每盘最多放6个,至少需要几个盘子?
4、一件衣服钉6粒纽扣,28粒纽扣最多够钉几件衣服?
5、做一个蛋糕需要2千克面粉,9千克面粉能做几个蛋糕?
6、一个记录本6角钱,2元钱能买几个?
7、一个大演草8角钱,6元钱能买几个?
8、一辆卡车载重5吨,22吨货物需要这辆卡车运几次?
9、10人坐两张桌子,一张坐4人,另一张坐几人/
10、10人坐两张桌子,平均每张桌子坐几人?
11、豆豆和4个好朋友一起看电影,买票一共花了20元,一张票多少钱?
12、豆豆和5个好朋友一起看电影,买票一共花了30元,一张票多少钱?13、兔子鸵鸟狐狸
每分钟310米每分钟980米每分钟706米
A、兔子每分钟比鸵鸟大约少跑多少米?
B、狐狸每分钟比兔子大约多跑多少米?
C、鸵鸟每分钟比兔子大约多跑多少米?
D、狐狸比鸵鸟每分钟少跑多少米?
14、一年级二年级
224人198人
电影院可同时容纳500人,一二年级的同学可以同时进去看电影吗?
15、西红柿萝卜白菜南瓜
6元/千克2元/千克3元/千克4元/千克
A、买一千克西红柿和2000克白菜,一共需要多少钱?
B、买一千克萝卜和4000克白菜,一共需要多少钱?
C、妈妈买了一个南瓜花了20元,这个南瓜有多重?
D、爸爸买西红柿花了24元,爸爸买了几千克西红柿?
16、每9朵玫瑰花扎一束,40朵玫瑰花最多能扎几束?
17、价目表20元钱最多可以让几名同学坐碰碰车?
碰碰车6元
(限坐4人)
小船9元
(限坐6人)12个人坐小船,需要花几元?。

易错题集锦2

易错题集锦2

( )1.如果不计重力的电子,只受电场力作用,那么,电子在电场中可能做:A .匀减速直线运动B .匀加速直线运动C .匀变速曲线运动D .匀速圆周运动 ( )2.下列说法正确的是:A .正电荷在电场中的电势能为正,负电荷在电场中的电势能为负B .电荷在电势为正的电场中电势能为正,电荷在电势为负的电场中电势能为负C .电荷克服电场力做多少功,它的电势能就等于多少D .不管是否存在其他力对电荷做功,电场力对电荷做多少正功,电荷的电势能就减少多少 ( )3.两个固定的等量异种电荷,在它们连线的垂直平分线上有a 、b 、c 三点,(如图),下列说法正确的是:A .a 点电势比c 点电势高;B .a 、b 两点场强方向相同,b 点场强比a 大;C .a 、b 、c 三点与无穷远电势相等且均为零;D .一带电粒子只受电场力作用,在a 点无初速释放,则它将在a 、b 线上运动。

( )4.如图所示,带箭头的线段表示某一电场的电场线,仅在电场力的作用下一带电粒子经过A 点飞向B 点,其运动轨迹如图所示,则下列说法中正确的是:A .粒子可能带正电也可能带负电;B .粒子在B 点时的电场力大,加速度也大;C .AB 两点比较B 点的电势较高;D .粒子在B 点时的动能能较高。

( ) 5.一带电油滴在匀强电场E 中的运动轨迹如图中虚线所示,电场方向竖直向下。

若不计空气阻力,则此带电油滴从a 运动到b 的过程中,功能变化情况为:A .粒子一定带负电,a 处电场力大于b 处电场力B .电场力做正功,电势能减小C .动能、重力势能和电势能之和保持不变D . 重力势能和电势能之和减小,动能增加( )6.如图所示,M 、N 是两个电势不相等的等势面,AB 是电场线,下面说法中正确的是:A .M 面电势一定比N 面电势低;B .把负电荷 从M 面移到N 面电场力一定做正功;C .A 点电场强度一定小于B 点电场强度;D .由于未知电场线的分布,不能确定A 、B 点电场强度大小( )7. 下列关于匀强电场中场强和电势差的关系,正确的说法是:A .在相同的距离上的两点,电势差大的场强未必大B .场强在数值上等于单位距离上的电势差C .沿着电场线方向,任何相同距离上的电势降落必定相同D .电势降落最快的方向必定是电场强度的方向 易错题集锦2 班级 姓名( )8. 如图所示,两平行板的金属板间始终与电源两极相连,电源电压为8.0V ,两板的间距为2cm ,而且极板B 接地。

高处作业考题易错题2

高处作业考题易错题2

1.现场临时电源设隔离区,电源刀闸必须专闸专用。

一把刀闸,只可以带一台用电设备。

2.在有高压线和其他建筑物较近的情况下,不可使用吊车进行安装。

3.电动吊篮的安全绳与吊索分开固定,上端固定不能与悬挂机构各部件牵连。

4.压缩机不运转,先检查电容,在电容完好的情况下,把室外机拆下维修。

5.两个电容器串连接线时电容值减小。

6.停电、送电工作必须指定专人负责。

严禁采用口头或约时停电、送电。

7.ZLD800型电动吊篮提升机的电动机功率为1.2KW。

8.配电室-水泵房电缆在结构楼层部位采用穿管保护,配电室至结构主体位采用埋地敷设。

9.通常将发电厂、变电站(所)、电力线路及用户连接起来构成的整体,称为电力系统。

10.不是所有的空调维修都是在断电下进行的。

电路板故障时,在保障安全的情况下,在机器运转时查看。

11.高处作业中使用吊篮时安全带系在安全绳上。

12.输电施工安装:是将输电线路的各组成部分按设计图纸的要求进行安装作业,包括土石方、基础、杆塔、架线、接地装置等五个工序。

13.输电电压特高压(UHV)是指1000kv以上的电压等级。

14.电力线路(输电线路)分为,架空输电线路和电缆线路。

15.输电线路施工工艺流程中最重要的三个环节是基础施工、杆塔组立、导地线架设。

16.电动吊篮的额定载重量不包括悬吊平台的质量。

17.吊篮应按相关规定由其产权单位编制施工方案,吊篮产权单位应做好日常保养和记录。

18.电动吊篮的安全锁,安装在安全钢丝绳上。

19.电力变压器的功能是把一种等级的电压变成同频率的另一种等级的电压。

20.在金属容器内焊接时,使用的行动照明电压不超过24V。

21.坠落冲击发生后,自锁器在安全绳上的下滑距离最大不超过1.2M。

22.高处作业需要临时拆除或变动安全设施的,应经项目分管负责人审批签字,并组织有关部门验收,经验收合格后,方可实施。

23.遇有雷雨、暴雨,5级以上大风时,不得进行高处作业及放紧线工作。

24.在杆顶工作时,束腰绳应放在拉线下,否则腰部低于杆顶至少50cm。

临床执业医师易错题(2)【题含答案】

临床执业医师易错题(2)【题含答案】

西医临床执业医师易错100题1、不表达Fcγ受体的细胞是A.肥大细胞B.巨噬细胞C.嗜酸粒细胞D.中性粒细胞E.NK细胞【答案】A2、关于IUD放置后并发症不正确的是A.感染B.嵌顿C.异位D.脱落E.出血【答案】E3、某HIV感染者,近日出现继发感染、衰竭、免疫缺陷等AIDS症状,入院治疗。

目前认为最有效的治疗药物是A.金刚烷胺B.九环鸟苷C.叠氮胸苷D.阿糖胞苷E.脱氧鸟苷【答案】C4、抑制PG合成酶作用最强的药物是A.阿司匹林B.吲哚美辛C.保泰松D.对乙酰氨基酚E.布洛芬【答案】B5、不是由A群溶血性链球菌引起的疾病是A.亚急性细菌性心内膜炎B.猩红热C.风湿热D.急性肾小球肾炎E.败血症【答案】A6、下述情形中,属于三级医疗事故的是造成病员A.残废B.轻度残废或者器官组织损伤一般功能障碍C.中度残废或者严重功能障碍D.严重残废或者功能障碍E.严重残废或者严重功能障碍【答案】B7、针对21-三体综合征,孕中期筛查项目为A.AFP.FE3.HCGB.AFP.FE3.DNAC.AFP.CEA.HCGD.CEA.FE3.HCGE.HIV.FE3.HCC【答案】A8、急性胰腺炎患者,下述指标提示预后不良,但哪项除外A.血尿淀粉酶异常升高B.血钙降低<1.75mmol/LC.血清白蛋白降低D.低氧血症(动脉氧分压<7.98kPa)E.长时间持续休克【答案】A9、男性,21岁,下水道工人,因发热,全身酸痛,乏力5天入院,查体:结膜充血,皮肤有出血疹。

腹股沟淋巴结蚕豆大,伴有压痛,腓肠肌压痛(+),血象WBC 13.2×10^9/L,N 80%,L 20%,钩端螺旋体凝集溶解试验阳性(1:400),应首选下列何种药物A.青霉素每次40万U肌内注射,每天120万U~160万UB.青霉素每次80万U肌内注射,每天240万U~320万UC.青霉素每次80万U加链霉素0.5g肌注,每天2次D.复方新诺明1g,每天分2次口服E.螺旋霉素0.2g,每天4次口服【答案】A10、患者,60岁,走路时双脚有踩棉花感。

期末复习易错题专项练习2(试题)人教PEP版英语五年级上册

期末复习易错题专项练习2(试题)人教PEP版英语五年级上册

期末复习易错题专项练习一、选择题。

( )1. Your car is______nice!A.realB.trueC.really( )2. He_____________ buy a new pencil box.A.wantsB.wants toC.want to( )3. I just moved into _________ old house.A. anB. aC. /( )4. This is _________ garden.A. TomsB. Tom’sC. Toms’( )5. There _________ a clock, two flowers and three books.A. isB. areC. am二、情景交际。

( )1. 当你向朋友介绍Amy时,你会说:____________A. I’m Amy.B. This is Amy.( )2. 当你想询问她长得什么样时,你会说:____________A. What is she like?B. Do you know her?( )3. 当你想知道他是否严厉时,你会说:____________A. He is strict.B. Is he strict?( )4. 当你想告诉别人陈老师是一个英语老师,你会说:____________A. Miss Chen is a maths teacher.B. Miss Chen is an English teacher.( )5. 当你想知道对方的美术老师是谁时,你会说:____________A. Who’s your art teacher?B. How’s your art teacher?三、读问句,选答句。

( )What do you do on Sundays? A. It is Monday.( )What day is it today? B. I often play football. ( )What do you have on Fridays? C. There are seven.( )Where are you from? D. I have science, music and PE. ( )How many days are there in a week? E. I am from Shandong.四、排序题。

临床执业医师易错题(2)(100题)

临床执业医师易错题(2)(100题)

西医临床执业医师易错100题1、初产妇,26岁,宫口开全1小时40分钟,先露+1,枕右后位,宫缩由强转弱50分钟,宫缩间隔由2分钟延长6-8分钟,本例最有可能的原因是A.骨盆出口狭窄B.骨盆入口狭窄C.产妇乏力,肠胀气D.原发性子宫收缩乏力E.中骨盆狭窄【答案】E2、动脉粥样硬化最好发生的部位是__A.主动脉B.冠状动脉C.肾动脉D.脑动脉E.四肢动脉【答案】A3、烧、烫伤的水泡A.以血浆渗出为主的炎症B.以纤维蛋白渗出为主的炎症C.以疏松组织内广泛中性粒细胞的浸润为主的炎症D.以局限性化脓为主的炎症E.以中性粒细胞浸润为主的炎症【答案】A4、结核引起机体的免疫是A.局部免疫B.传染免疫C.体液免疫D.抗毒素免疫E.抗菌免疫【答案】B5、关于慢粒白血病急性变下列哪项不符__A.外周血嗜碱粒细胞大于20%B.外周血出现有核红细胞C.骨髓中原始细胞大于20%D.除Ph染色体外,出现其他染色体异常E.原因不明的血小板进行性减少或增高【答案】B6、下列哪项不是中颅底骨折的表现()。

A.CT示脑室受压.中线结构移位B.脑脊液鼻漏C.脑脊液耳漏D.视神经损伤E.面.听神经损伤【答案】A7、接生过程中错误的处理是A.宫缩时,协助胎头俯屈B.协助胎头俯屈,是变枕下前囟径为枕额径C.应让胎头在宫缩间歇期娩出D.胎肩娩出后,仍应注意保护会阴E.宫缩时,接生者以手掌大鱼际肌向上内方托压会阴体【答案】B8、男婴,5天,出生时正常,不吃、不哭、体温不升1天,嗜睡,查体:反应差,皮肤轻度黄疸并有花纹,呼吸急促。

该婴的可能诊断是()。

A.新生儿黄疸B.新生儿溶血病C.新生儿败血症D.新生儿窒息E.新生儿缺氧缺血性脑病【答案】C9、哪种细菌尿路感染有利于磷酸盐结石形成A.大肠杆菌B.变形杆菌C.产气杆菌D.绿脓杆菌E.金黄色葡萄球菌【答案】B10、男性,34岁,劳累后气急1年,近2月来乏力、纳差伴腹胀就诊。

体检:颈静脉充盈显著,心界轻度增大,心率100次/分,律齐,可闻及舒张早期额外心音。

小学生易错题2含答案

小学生易错题2含答案

三十一:1,What’s for dinner?()A,I’d like some beef and soupB,Rice,soup and chickenC,I want some noodles2,当你想知道晚餐吃什么时,你可以说:.A,What would you like for dinner?B,Can I have some chicken?C,What’s for dinner?3,Many apples are in the .( )A,fridgeB,phoneC,table三十二:1,Look at my room.It an orange bed.A,is B,has C,have2,There a hill and a river in the village.A,be B,are C,is3,My new friend glasses.A,has B,have C,is三十三:1,It’s four o’clock.It’s time(to/for)go home.2,读一读,圈出画线部分发音不同的单词1)sister doctor bird2)tiger nurse girl3,判断画线部分的读音是否相同,相同的填“T”,不相同的填“F”()1)fork work()2)homework world()3)car farm father三十三:1,读一读,选出不同类的单词()A,pants B,coat C,jeans D,shorts 2,( )-When do you ?-At 6:50 p.m.A,eat dinner B,get up C,go to school3,写出下列单词的比较级形式1)fat2)hot3)angry4)nice5)funny6)strong7)thin8)big9)small10)heavy三十四:1()That girl with her father is the sunrise(日出). A,watch B,watches C,watching2()-My Arms are longer than .-Yes,and you are taller than .A,you;me B,yours;mine C,yours;me3,(1)It’s four o’clock.It’s time (to/for)go home. (2))It’s four o’clock.It’s time (to/for)homework.三十五:1()It’s 6:30a.m.It’s time to .A,have dinner B,get up C,go home D,go to school2读一读,圈出画线部分发音不同的单词1)( )A,number B,birthday C,hamburger D,hurt2)( )A,hamburger B,sister C,dirty D,dinner3)( )A,dirt B,tiger C,nurse D,bird 3( )- is the library?-It’s on the first floor.A,What B,where C,Where三十六:1()It’s eight o’clock now.Oh!I’m school.A,late to B,late for C,late on2 ( )Do you often go for a walk on ?A,morning B,Saturdays C,weekend3,读一读,给下列句子排序()Is he funny?()Yes,he is very funny.He is Mr Young.()Is he young?( 1 )Do you know our music teacher?()No,I don’t.Who is he?()Guess!()No,he isn’t.三十七:1,读一读,给下列句子排序()Is she kind?( 1 )Do you know our music teacher?()So I like music very much.()She is funny,too.()Yes,she is.2,判断画线部分的读音是否相同,相同的写”T”,不相同的写”F”1)( )book look2)( )too zoo3)( )room noodles4)( )food foot5)( )cook cool3,划出错误,并把正确的写在括号里can he make a puppet?()三十八:1,()—Is this the library?—.A,Yes,this is.B,No,he isn’t.C,No,it isn’t.()1)six five()2)gift milk()3)it big()4)pig rice3,( )Tom often TV on the weekend.A,watch B,watchs C,watches三十九:1,Ms Li will our new Chinese teacher.(填be动词)2,给下列句子排序()Is he quiet?()Really?What’s he like?()I have a new friend,Bob.()Yes,he is.( ) He is friendly.3,( )He can Chinese and English.A,speak B,speaks C,say四十:1,( )—is Miss Lu like?—She’s friendly.A,Who B,What C,Where2,( )—Ten five!—You win!A,for B,to C,in3,Zhang Peng and I polite.(填be动词)四十一:1,( ) your art teacher tall?A,Do B,Does C,Is2,( )I on the Internet three days ago.A,look up it B,looked up it C,looked it up3,用be动词的正确形式填空。

易错题训练2 姓名

易错题训练2   姓名

易错题训练2 姓名:
1、简便运算。

65 X10.2 56X 1.01 125X 8.1 25X 4.1
3.1X99 42X9.08 8.08X1.25
2、
3、明明用-些长6分米、宽4分米的长方形纸板拼成了--个正方形,正方形的边长至少是多少?要用多少块小长方形纸板?
4、贝贝用--块长6分米、宽4分米的长方形纸板裁成若干个边长是整分米数的小正方形,小正方形的边长最大是多少?可以裁成多少块?
5、--张长方形纸,长96厘米,宽60厘米,如果把它裁成同样大小且边长为整厘米的最大正方形,且保持纸张没有剩余,每个正方形的边长是几厘米?每个正方形的面积是多少?可以裁多少个这样的正方形?
6、有两根钢管,一根长25米,一根长20米,把它们锯成同样长的小段,使每根不.许有剩余,每段最长几米?一共要锯几次?
7、明德小学举行数学竞赛,每做对一题得9分,做错一题倒扣3分,共有12道题,庄老师得了84分,请问庄老师做错了几道题?
8、鹤龟同池,鹤比龟多12只,鹤龟足共72只,求鹤龟各有多少只?。

【精选100题】【精选】中西医结合执业医师易错题(2)(含答案)

【精选100题】【精选】中西医结合执业医师易错题(2)(含答案)

中西医结合执业医师易错题1、大建中汤是A.温中补虚,理气健脾B.温中补虚,和里缓急C.温中补虚,降逆止痛D.温中补虚,降逆止呕E.温中补虚,散寒止痛【答案】C2、在急性水肿型胰腺炎时为阴性,在出血坏死型胰腺炎时为阳性的是A.血清脂肪酶B.血尿素氮C.血清淀粉酶D.血清正铁清蛋白E.血清钙【答案】D3、肝硬化消化道出血,伴高血压冠心病患者,下列止血措施中最不恰当的是A.去甲肾上腺素胃管滴注B.三腔二囊管压迫C.垂体后叶素静脉滴注D.6-氨基己酸静脉滴注E.冰生理盐水洗胃【答案】C4、肛裂常用的检查方法是A.肛门局部望诊B.探针检查C.乙状结肠镜检查D.指诊检查E.肛门镜检查【答案】A5、患者,男,45岁。

大便秘结不通,排便艰难,伴腹胀痛,身热,口干口臭,喜冷饮,舌红,苔黄,脉滑数。

治疗除取主穴外,还应选用的穴位是A.足三里.三阴交B.中脘.太冲C.神阙.关元D.合谷.曲池E.气海.脾俞【答案】D6、耳后,乳突后下方凹陷处的腧穴是A.曲鬓B.完骨C.率谷D.角孙E.风池【答案】B7、β受体阻滞剂应首选用于A.扩张型心肌病并发心力衰竭B.风湿性心脏病二尖瓣狭窄并发心力衰竭C.急性病毒性心肌炎并发心力衰竭D.肺源性心脏病并发心力衰竭E.冠心病心房颤动并发心力衰竭【答案】A8、患者,女,18岁。

2周前患扁桃体炎,近日心悸,气短,发热,出汗,踝.膝关节游走性疼痛。

查体:心率110次/分,第一心音减弱,上肢内侧皮肤有环形红斑。

应首先考虑的是A.病毒性心肌炎B.类风湿关节炎C.风湿热D.亚急性感染性心内膜炎E.系统性红斑狼疮【答案】C9、清气化痰丸制备中加了哪种药A.水B.蜜C.梨汁D.姜汁E.藕汁【答案】D10、发生霍乱时,对疫区接触者的检疫期是A.3天B.5天C.7天D.9天E.12天【答案】B11、对津液代谢起主宰作用的脏是A.心B.肺C.脾E.肾【答案】E12、患者咳嗽。

查体:右侧呼吸动度减弱,右下肺叩诊出现浊音。

七下数学易错题2(含答案)

七下数学易错题2(含答案)

1、的平方根是925 315± ,的立方根是72964-9-,的平方根的立方根是642± 2、是平方根等于它本身的数 0 ,是立方根等于它本身的数10±, ,正整数次方根等于它本身的数是 0 3、()的取值范围是有意义,x xx 21310-+ 1213-≠<且x 4、=-==006213.0,882.713.62,493.2213.6则已知 -0.07882,的1910213.6⨯平方根是 910882.7⨯±5、近似数3.42亿精确到 百万 位,它的有效数字为 3个6、的值为则且若a aa a a -=+<<1,31,10 1 7、用四舍五入法将准确数65.155.16.11.0≤≤x x ,则的近似数是精确到,如果准确数a 精确到0.01的近似数是4.27,那么a 的取值范围是 275.4265.4<≤x8、在实数范围内可取最15722+--a a 大 值,此时a 9、下列说法正确的有( D )(1)小数都是有理数;(2)任何有理数都可以写成分数的形式;(3)是分数22(4)带根号的都是无理数;(5)无理数都是无限小数;(6)无理数不是正数就是负数A 、0B 、1C 、2D 、3 10、下列说法错误的有( B )个(1)当n 时奇数时,实数的n 次方根有且仅有一个;(2)当的四次方根为时,n n -<04n -±;(3)当n 时正整数时,a n a n 次方根为的;(4)奇次方根与偶次方根相等是的数一定是0;A 、0B 、1C 、2D 、311、内根号外的式子移至根号试将aa 1-( D ) A 、a B 、a - C 、a - D 、 a --12、计算:()n n a a a a +---33232==为偶数时,原式当为奇数时,原式解:当n a n13、根,求这个正数。

是一个正数的两个平方与若3213-+a a25121152352,032132=⎪⎭⎫ ⎝⎛+⨯==-++这个正数为得解:a a a14、的平方根求已知y x xx x y ++--+-=10,45244225,510,45,202042±=+=-=⎩⎨⎧≠-=-平方根为得解:y x y x x x15、226944x x x x +-++-化简:5231322-5232-=>=≤≤=<-+-=x x x x x x x 时,原式当时,原式当时,原式当解:原式16、=+-+b ab b a 57373,求的小数部分为,的小数部分为设 2 17、=--818024x x :在实数范围内因式分解()()()1992+-+x x x 18、的取值范围是则若a a a a a ,3323+-=+ 03≤≤-x 19、的值为则已知22224,053222b a b b a a +=+++-20、所表示的数是的中点,则点是线段,、的对应点,在数轴上C BC A B A 2122-21、()号内,结果是中根号外的因式移到根把二次根式xx --111 x --122、=∠=∠∠⊥BOC AOC AOB OC OA 则已知,2:1:, 0013545或23、,则这两个角的是另一个角的行,且一个角的两个角的两边分别是平3121度数分别为 0010872和24、()的平方根为时,则当19921312-+--=x x x 13±25、将两个边长为2的正方形沿对角线剪开,拼成一个大正方形ABCD ,将顶点A 和数轴上的原点O 重合,AB 边在数轴的正半轴上,把正方形ABCD 在数轴上滚动,当点B 再次落在数轴上时,则点A 经过的路线长是 ππππ22222++或 26、下列说法中正确的个数是( A )(1)三线八角图中不是每个角都有同位角;(2)位置交错的角叫做内错角;(3)有公共顶点且相等的角是对顶角;(4)领补角的对顶角是领补角A 、1B 、2C 、3D 、4 27、判断以下命题正确的数量有 ( A )(1)垂直于同一直线的两直线平行;(2)若直线a 与直线b 不平行,直线b 与直线c 不平行,则直线a 与直线c 也不平行;(3)两直线与第三条直线所截成的八个角中,每个角都有同位角,内错角,同旁内角;(4)四条直线两两相交,最多有6个交点,24对对顶角,48对领补角;(5)如果两直线被第三直线所截成的一对同旁内角的平分线互相垂直,那么这两条直线位置关系是平行;(6)如果两条直线被第三条直线所截,那么内错角相等;A 、1B 、2C 、3D 、4 28、化简:(1)63265aa a a a (2)32259x yy x x y x -23653761326521a aa aa a a a ==⋅⋅⋅=解;原式xyyy x xy y y x 2220,040,0=>>-=<<时,原式当时,原式解:当29、()()的值求且若yxy x y xy x y x yy x xy x +-+++=+>>322,53,0,0()()3216325050,0350152====-∴≠=+-=--yyy x y x y x y x y x y xy x 原式得,得解:30、的值求已知yx yx11,100032.0,10002.3-== 3111101010001000100032.01000,2.31000113111111=+===÷==⎪⎪⎭⎫ ⎝⎛+-y x y x yx yxyx解:31、下列说法中错误的个数是( D )(1)过一点有且只有一条直线与已知直线平行;(2)过一点有且只有一条直线与已知直线垂直;(3)在同一平面内,两条直线的位置关系只有相交,平行两种;(4)不相交的两条直线叫做平行线;(5)有公共顶点且有一条公共边的两个角互为领补角。

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3、△○☆□ □△○☆ ☆□△○ ___(注意形状 ) 4、2、3、5、8、( )、( ) (注意不要算错 )

5、1、3、7、13、(
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8、1、3、6、10、18、( )、( )、( )
列式计算。 1、 比42多30的数是多少? 2、 85比50多多少? 3、 5的7倍是多少? 4、 2的6倍加上18是多少?
√ 3、16个苹果每4个一份,分成4份。( ) 4、小明的身高约是35千克。(× ) 5、克和千克都是重量单位。(× ) 6、24+16÷8=5 (× )
7、7020和7002都只读一个零。(√ ) 8、一个四位数减一个三位数,可能得一个三位 数,也可能得一个四位数。( √ )
√ 9、男生比女生多35人,女生比男生少35人。( )
5、 一个因数是5,另一个因数是8,所得的积减 去12,差是多少? 6、8与7的和是多少? 8、9的3倍是多少? 10、8是4的几倍? 7、什么数比460多370? 9、8与6的积是多少?
下面补充问题或者条件:
1、有35棵树,( 几棵? 2、有40棵树,5天种完( 3、有20颗糖,( 小组分到几颗? ),平均每人种
请你选一选 1. 下面四个数中,只读一个零的数是( ) A、6320 B、1000 C、3009 D、5600 2. 1千克铁与100克棉花比较,( )重。 A、铁 B、棉花 C、一样 D、不一定 3.最大的三位数与最小的四位数相( ) A、10 B、1 C、99 D、100
524+123≈ 166+198 ≈ 911+103 ≈ 658+304 ≈ 136+145 ≈ 356+632 ≈
脱式计算
12-3+4 62-6×7 66-54÷6
28-8÷4
3×4+10
64+27-18
10+3×4
8×9÷8
8×(9÷3)
用竖式计算
520+190 450+550 910-270 800 -450 66+19 58-37 63+25 73-25
下半场
乙队 甲队
37
48
96
83
(1)上半场乙队领先多少分? (2)下半场甲队得了多少分?
83-37=46(分)答:下半场甲队得了46分。
48-37=11(分)答:上半场乙队领先11分。
3 2
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找规律,接着填。 1、 □■◇△ ■◇△□
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820-80
5500+300
240+700
74-25
45-19
78-34
25+38
5500-3000
1、一个数除以4,商是除数的两倍,被除数是 ( 32 ) 2、与9100相邻的两个数是(9099)(9101 ) 3、除数和商都是7,被除数是(49 ) 4. 5046其中5在(千)位上,表示(5 )个( ) 千 5、被减数是71,减数是72除以9的商,差是 (63 ) 6、最大的三位数与最小的两位数差(899 ) 7、63÷7=9表示把(63 )平均分成( 7 )份, 每份是( 9 )。还表示( 63 )里面有( 9 ) 个(7 )。也可以说成( 63 )是(7 )的 (9 )倍。
4、手工小组有8名学生,一共做了24朵 红花,16朵黄花。(1)平均每个学生 做了多少朵黄花?(2)把这些花分给6 个小朋友30朵,还剩多少朵? 5、二(1)班选出部分学生组成体操队, 若站成4队,每队9人,若站成6队,每 队几人?
6、 班级
松树 二(1)班 31棵 二(2)班 比杨树多22棵 二(3)班 45棵
杨树 合计 比松树少25棵 19棵 比松树少17棵
估算
565+148 273+338 423+153 576-225 386+439 166-115
脱式计算
12÷4×5 30+30÷6 12+6÷3 71-65+29 3×2÷6 50-25÷5 3+3÷1
270-180+150 12+12÷3
估算
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下面的图形通过平移重合的有(

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一台电冰箱的价钱是2100元,电脑的价格比 冰箱贵得多,一台电视机比一台电冰箱便宜 得多,你能猜出每种电器的价格吗?
1、1千克的钢材比1000克的棉花重。(× ) × 2、把16个苹果分成4份,每份4个。( )
1、两个锐角的和一定是钝角(× ) 2、8个百和4个十组成的数比最小的三位数 少704( )。 × 3、1千克的钢材比100克的棉花重( √ )。 4、最大的三位数与最小的两位数的和 是1009 ( √ )。 5、16+24÷8=40÷8=5 (× )
9、学校买回3盒乒乓球,每盒8个,平均分 给二年级4个班,每个班分得几个乒乓球? 10、操场上原有16个同学,又来了14个。这 些同学每5个一组做游戏,可以分成多少组?
11、公路两边种树,一边种了9棵,另一边 种了7棵,一共种了多少棵?
12、小红用12元买了4瓶饮料,那么18元能 买几瓶?
13、一本书有100页,我已经看了64页,剩 下的每天看4页,还需要几天看完?
15、有一本书我前3天每天看8页,第4天看 了9页,我一共看了多少页? 16、篮球比赛 上半场
甲队 乙队
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