牛津深圳版八年级下Unit7Theunknownworld习题含答案(1)

Unit7 The unknown world 习题
从下面每小题的A、B、C三个选项中选出可以替换划线部分或与其意思相近的最佳选
项。

( )1. It is said that alie ns are livi ng in the world that is un discovered.
A. the far world
B. the unknown world
C. the dark world
( )2. Sara walked in fear, because she felt that some one was followi ng her.
A. in n eed
B. in surprise
C. in horror
( )3. My mother is sleep ing, so we should have a low voice.
A. keep quiet
B. feel relaxed
C. hurry up
( )4. I wonder if you could give me a hand.
A. want to guess
B. want to know
C. want to believe
( )5. I suggested my family going somewhere on vacati on, and they agreed with me.
A. didn 'say anything
B. had the same opinion with me
C. said no to me
( )6. You will receive a warm welcome if you come to En gla nd.
A. get
B. give
C. bring
( )7. You should stay away from the sn akes, because they are dan gerous creatures.
A. ani mals
B. tools
C. huma n beings
( )8. I have discovered the person who broke the window.
A. found
B. see n
C. watched
( )9.The thing in the bowl looks terrible, a nd I don't want to see it aga in.
A. happy
B. exit ing
C. un pleasa nt
( )10. Henry refused our invitation, because he was really busy.
A. recorded
B. couldn 'hold
C. didn 'accept
二.语法填空。

阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的
词或者使用括号中词语的正确形式填空。

Over millions of years ago, there were deserts. Now about one fifth of the Earth ' s suiface (be) deserts. Th e size of the world ' s deserts is12ways (change). Deserts can be hot or cold. The Australian Desert is a hot desert, while the Gobi Desert in Mongolia is an example of a cold desert. Deserts are dry areas 13. less tha n 50 cm of rain falls each year.
The Sahara Desert in Africa receives less than 1.5 cm a year. 14. ______ rain doesn ' t fall very ofte n in deserts, sometimes eve n for years, there can be heavy rain 15. _____ (sudde n). Because they are dry, deserts have wide cha nges in temperature each day. When the sun 16. _____ (go)
up, it is very hot. At night, the heat 17. ___________ (receive) by the ground during the day 18.
______ (quick) disappears(消肖失),and then it becomes very cold. Because 19. ___________ the cha nge, liv ing in the desert is very difficult. Man can make deserts, but they can also stop them from gett ing larger and larger. Pla nting trees can preve nt the sand from 20.
______ (spread).
三、完形填空。

It was a fine spring day for a walk down the street. A mother and her two little girls walked along the sidewalk, happily laughing. 21 , a hundred small alien ships appeared on the horizon. It started 22 off some electric rays. People screamed. Children cried. There was 23_ everywhere.
There came the tingling sound of glasses breaking everywhere. People fled in every 24 . The mother was jostled ( 推)and lost hold of her 25 . She raced around shouting and crying
for her kids. She thought they were lost to her forever.
The sky cleared up. The aliens were 26 . But there was no sight of the children.
Heart-broke n, the mother reached her house, crying her eyes out.
She heard someone 27 “ Mamma Was it her kids? She frantically (慌忙地)_28 around. There they were! Hand in hand they came running towards her. She ran towards them, too. Her arms stretched out 29 to hug them. She ope ned her eyes. The pillow felt wet. It was a dream!
She raced to the kids ' bedroom. Her lovely girls were sleep ing peacefully. She kissed both their foreheads and 30 "love you ”.
根据短文内容，选择能填入相应空白处的最佳选项
( )21. A. Fi nally B. Sudde nly C.
Hardly
( )22. A. tak ing B. putt ing C. givi ng
( )23. A. joy B. panic C. laugher
( )24. A. directio n B. opi nio n C. time
( )25. A. friends B. stude nts C. childre
n
( )26. A. gone B. broke n C. hit
( )27. A. sing B. talk C. call
( )28. A. looked B. drove C. ran
( )29. A. slowly B. sadly C. eagerly
( )30. A. shouted B. whispered C. replied
四、阅读理解。

A
We want to explore and try to better understand the world in which we live. Space exploration is one of the ways. Through the exploration of space, we can begin to unravel the mysteries of our uni verse, and to better know our livi ng en viro nment.
Space explorati on provides us with kno wledge about the begi nning of our solar system, our own pla net and ourselves. It also helps an swer the questi ons that have puzzled us for many years. Solar system exploration is important because it is good for us.
Space tech no logy has become an importa nt part of our daily lives. Some tech no logy uses satellites to com muni cate. Satellites are also used to exam ine the cha nges in the Earth ' s climate and seas, for weather report and for military. We also use satellites in food product ion. Because of the use of space tech no logy in crops, fewer and fewer people will suffer hun ger.
The space program provides a chanee for nations to work together. The cooperation(合作) promotes peace and understanding between governments and their people. Many governments have take n part in the space tech no logy, in cludi ng the Un ited States, Russia, Japa n, the Europea n n atio ns and In dia. In the n ear future, other n ati ons will take part in it. In fact, the Un ited States rema ins the leader in new space tech no logy.
( )31. The un derl ined word On ravel" i n the first paragraph can be replaced by “________ ”.
A. explain
B. describe
C. keep
D. believe ( ) 32. What is the main idea of the second paragraph?
A. Difficulties in space exploration.
B. The advantages of space exploration.
C. The answers to the questions of space exploration.
D. What we can get from space and solar system.
( ) 33. The following are the use of satellites EXCEPT ___________ .
A. reporting the weather
B. examining the changes of seas
C. increasing the food production
D. changing the climate of a certain place
( ) 34. Which country is the best in new space technology?
A. The United States.
B. Russia.
C. Japan.
D. India.
( ) 35. What can we know from the last paragraph?
A. Poor countries don 't agree to explore space.
B. People in different countries have different ideas on exploring space.
C. More and more countries will take part in the space program.
D. Many countries don 't want to work together with other countries.
B
Are you a big fan of E.T. (Extraterrestrial) or aliens? Then you should read Extraterrestrial Civilizations ( 《地球以外的文明世界》) by American writer Isaac Asimov (1920-1992). In his 1979 book, Asimov looked at whether there is life beyond the Earth. He also talked about how we might be able to communicate with aliens someday. Asimov even told us that there are possibly about 500,000 civilizations ( 文明) in the galaxy ( 银河系). The book may be a little out of fashion since it came out in the 70s. But you ' II still enjoy the goO推理a sondrimagination of it.
Asimov was a science fiction ( 科幻故事) master. His most famous works talk about the relationship between robots and humankind.
( ) 36. Which of the following sentences best expresses the main idea?
A. Asimov's books are talking about the relationship between robots and humankind .
B. Students are big fans of E.T.
C. Some students enjoy the good reasoning and imagination.
D. Asimov was a love of
E.T.
( ) 37. Asimov was a ____ .
A.science fiction ( 科幻故事) master
B. writer of funny story
C. actor
D. dancer
( ) 38. Isaac Asimov comes from _____ .
A. England
B.America
C.China
D.Japan
( ) 39. The writer indirectly expresses that there are possibly about 500,000civilizations ______ .
A.in America
B. in Australia
C. European
D. in the galaxy
( ) 40. The readers will enjoy the _____ .
A. good reasoning and imagination of it
B. good imagination
C. good expression
D. good understanding
词汇。

用所给单词的正确形式填空。

He refused _________ (do) the housework.
She _______ (expla nati on) the reas on for being late. The bird in the cage has beautiful _________ (feather).
We n eed several differe nt ______ (knife) to make paper cutti ng. rm very pleased _______ (see) you.
I am very _______ (frighte n) with sn akes. Don't let me see them. The pla ne Ian ded on the _______ (la nd) site three hours ago. There is someth ing _______ (write) on this piece of paper. Our teacher asked us not ________ (talk) to each other in class.
I heard a man _______ (speak) outside the house at that time, but I did n't know who he was.
Unit7 The unknown world 习题答案
1-5 BCABB 6-10 AAACC
11. is 1cha nging 13. where 14. Although 15. sudde nly
16. goes 17. received 18. quickly 19. of 20. spreadi ng
21-25 BCBAC 26-30 ACACB
31- 35 ABDAC
36-40 AABDA
41. to do 42.explai ned 43.feathers 44.k ni ves 45.to see 46.frighte
ned
47. la ndi ng 48.writte n 49. to talk 50.speak ing
五、 41. 42. 43. 44. 45. 46. 47. 48. 49. 50.
、 、 三、 四、 五、。