2．We shouldn't the trees anymore．Instead.we should plant more trees．( )A．cut offB．cut upC．c——青夏教育精英家教网——

2．We shouldn't ________ the trees anymore．Instead，we should plant more trees．（　　）

1．The book _________ me thirty yuan，I will put it to good use．（　　）

20．-As we all know，reading in bed is __________ to our eyes．
-I agree with you．Don't read like that．（　　）

19．-Have you found your lost pen？
-No，I haven't found __________，but I bought a new ___________ this morning．（　　）

18．-Please look ________ the pictures above and answer my questions．
-Yes，sir．（　　）

17．__________ years ago，life was much harder than it is today．（　　）

Four hundred of

16．-What do you think is the _________ of mobile phones，Peter？
-I think it's very convenient for us to keep in touch with each other at any time．（　　）

15．As we all know，________ earth moves around ________ sun．（　　）

14．-Would you like to go out for dinner with me？
-__________，but I have to finish my homework first．（　　）

No，I couldn't

13．__________ friendly people they are!I won't forget them．（　　）

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