1．-Must we finish the work today?-No.you ．( )A．mustn'tB．don't have toC．needn't toD．don't hav——青夏教育精英家教网——

1．-Must we finish the work today？
-No，you ________．（　　）

20．-Can you finish the work before 10o'clock？
-No，we need________ hours．（　　）

19．-Come and have dinner with us，Mr．Chen．
-Thank you．But I've__________ had my supper．（　　）

18．-How does Jack usually go to school？
-He _____ take a bus，but now he_________ there to keep fit．（　　）

	A．	used to，is used to walk		B．	was used to，is used to walking
	C．	was used to，is used to walk		D．	used to，is used to walking

17．If we ________ materials like empty tins，old clothes and so on，our natural resources will last longer．（　　）

16．Switzerland is ________ European country with high mountains and clean blue lakes．（　　）

15．他拾起帽子，走了．
Hepickeduphis hat and went away．

14．事实上，我认为有一辆旧车总比没车强．
InfactI think an old car is better than none．

13．你一弄清楚了就给我打电话好吗？
Would you call me as soon as youfindout？

12．读书时不要用手指着字．
Don'tpointat the words while you are reading．

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