最新真分数和假分数测试题知识讲解
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第四单元测试卷一
一、填空姓名
1．的分数单位是（），它有（）这样的单位，再添上（）个这样的单位，结果是4．
2．分数单位是的真分数有（）．
3．分数单位是的最大真分数是（），最小假分数是（），最小带分数是（）．4．9个组成的分数是（）它比1（），是（）分数．
5．8个组成的分数是（），它比1（），是（）分数．
6．把下面直线上的点用分数表示出来．
二、判断（对的打“√”，错的打“×”）
1．真分数小于1，假分数大于1．（）
2．整数都可以看成分母是l的假分数．（）
3．分数单位是的最大真分数是．（）
4．小于的真分数只有6个，大于的假分数只有2个．（）
5．凡是分子能被分母整除的假分数，都能化成整数．（）
6．带分数比假分数大．（）
7．是真分数，那么a＜3．（）
三、选择题
1．分子是5的假分数有（）个．
①3 ②4 ③5 ④6
2．当一个分数的分子是分母的倍数，这个分数实际上是（）．
①假分数②带分数③真分数④整数
3．5里有20个（）．
①②③④
4．要使是真分数，同时使是假分数，x应该是（）①3 ②4 ③5 ④6
四、在（）里填上“＞”、“＜”或“＝”
．．
．
五、填空
1．分母是5的真分数一共有（）个．
2．当a＝（）时，分数没有意义．
3．在中，假分数有（），其中（）能化成整数．
4．自然数a和b，当a（）b时，是真分数，当a（）b时，是假分数；当a（）b时，＝1 ．
5．
六、把下列假分数化成整数或带分数
七、把下列各数化成假分数
八、应用题
小明买了2千克梨，共22个；小莉买了3千克梨，共24个，两个人买的梨平均每个
重各是多少千克？
必修三Unit 5
1. The (问答比赛) show on CCTV last night was exciting.
2. The (风景) is beautiful around here.
3. The house (包围) with flowers is mine. Welcome to my home.
4. Vancouver is a (加拿大的) city, the most beautiful city of Canada.
5. Workers are required to follow these safety (措施).
6. It’s time that we went (登机) the plane. Goodbye, everyone.
7. OK, I’ll take it. The price is (在……范围之内) my reach.
8. How much (行李) do you have this time?
9. Now most people (聊天) with their friends on the Internet.
10. Mr. White is a serious boss and he doesn’t permit his workers to make any (轻微的) mistakes.
11. At (黎明), we arrived at the small village.
12. Air is a (混合物) of gas.
13. (霜冻) has killed several of our new young plants.
14. It is a t in the family for the eldest son to become a doctor.
15. The hospital is (大约) five miles from the station.
16. The girl i us with her kindness.
17. He comes from a w family.
18. His violence t her.
19. He lives n so we needn’t take a taxi.
20. His back is (宽阔的).
21. Guilin is famous for its beautiful (风景)。
22. They were poor, but they (设法) to buy a computer for their son.
23. The president said that the government would take tough (措施) to solve the problem.
24. As we all known, the Antarctic is the oldest (大陆) on the earth.
25. (距离) is no problem on the Internet.
26. The red leaves of (枫树) trees of the Fragrant Hills are the most charming autumn scenery in Beijing.
27. Most of the old buildings (在市区) were torn down.
28. The (自助餐) is over there. Please help yourself.
29. A bird in the band is worth two in the (灌木丛).
30. I recognized my primary (同学) Mary in the photo.
31. I’ll give him a call from the phone (电话亭) on the corner.
Unit1
1.Festivals are meant to(意在，目的是)celebrate important times of year.