31. _______ more time, I’m sure we can finish the task much better.

　 　A.If give　　 　　　 B. To give　　 　　　　　 C.Given　　 　　　　　　 D.Giving

30. When you are late for class, it is polite to _________ your teacher after class.

　A. say sorry　　 B. apologize to　　 C. be ashamed　 　　 D. apologize

29. Our government is ___________ a new policy to stop pollution despite a lot of difficulties.

　 A. push ahead with B. pushing ahead　 C. push with　　 D. pushing ahead with

28. The little boy who likes painting is _________ the world of different colours.

　A. absorbed　 B. absorbed in　　 　　　 C.absorb in　　　 　　 D. absorbs in

27. Don’t ___________ the baby while he is sleeping.

A. interfere　 　 B. interfere with　　 C. interfered　　 　　 D. interfere to

26. John was made ________ the classroom for a week as a punishment.

　 A. to clean　　 　 B. cleaning　　 　　　　　　　 C. clean　　　 　　　　　 D. to be cleaning

25. Lucy pretended _________ me when I passed by.

　 A. not to see　 　　 B. not seeing　　　　　　　　　　 C. to not see　　 　　　　　　　 D. having not see

24. She succeeded ___________ herself understood by the foreigners using broken English.

　 A. to make　 　　　 B. making　 　　　　　　 C. in making　　 　　 D. by making

23. They left us without _________ good-bye.

　 A. saying　　 　　　 B. say　　 　　　　　　　　 C.being said　　 　　　　　　　 D. to say

22. He will have no choice but _________ the doctor’s advice.

　 A. following B. to follow　 　　　　　 C. follow　　 　　　　　　 D. he follows