4. Teachers often tell us__ some washing.

　　 A. help mother do　　 B. to help mother do

　　 C. help mother to make　　 D. to help mother to make

3. I find it a bit difficult___ in class, because I kept on ___about the match in the afternoon.

　　 A. work, think　　 B. thinking, thinking

　　 C. to work, think　　 D. to think, thinking

2. These students wanted___the model plane, but did not know __ it.

　　 A. how to fly ... how to fly　　 B.tofly ... to fly

　　 C.to fly ... how to fly　　 D.how to fly ... to fly

1. Who noticed the child___　　 away ?

　　 A. took the apple and run　　 B. take the apple and run

　 C. taking the apple and run　　 D. take the apple and ran

10．妈妈继续洗衣服，我继续做功课。

Mother went ______________and I ____on with my_______

9．刚才你听到他弹钢琴吗?

　　 Did you _____her ________the piano just now?

8． 我们的老师对我们要求很严。

　　 Our teacher ___very ____us．

7．尽快去，否则你开会要迟到了。

　　 Go ____quickly _____you can，___you’ll be late ____the meeting．

6．我们真的不能同意他的意见。

　　 We___ can’t___　　

5．汤姆太高兴了，以致于无法入睡。

　　 Tom Wag ______happy _______he could not go to sleep·