35. They love their daughter so much that they are always ready to do everything they can ____ her happiness.

　 　 A. make sure of　　　　　　　　 　　　　　　　　　　 B. be sure of 　　　　　　　　　　

C. to be sure of 　　　　　　　　　　　　　　　　　 D. to make sure of

34. The bus stopped ______ and the passengers were thrown forward.

　 　 A. all of a sudden　　　　　　　 　　　　　　　　　　　　　　 B. sudden　　　　　　　　　

C. all of suddenly　　　　　　　　　　　　　　　　　 　　　 D. all of the sudden

33. Many kids ________ the net bar, and _____had a bad effect on their studies.

A. are addicted to; it　　　　　　　　　　　 　　　 B. get engaged in; which

C. are related to; what　　　　　　　　　　　　　 　　　 D. are addicted to; which

32. Rather than _______ TV, he prefers _______ books at home.

　 　 A. to watch; to read　　　　　　　　 　　　　　　　 B. reading; watching

　 　 C. watch; to read　　　　　　　　　　　　　　 　　　　　　　 D. to watch; reading

31. In the future, the ______ fuels and engines will let us travel without worrying about _____ we will pollute the environment.

A. advancing; if　 　　　　　　　　　　　　　　　　　 B. advanced; whether　　　

C. improved, that　　　 　　　　　　　　　　　　　　　　　 D. developing, which

30. -How lovely these children are!

-Yeah．They______ memories of my childhood．

A. called out　　　　 　　　 B. called for 　　　 C. called up　　　　 　　　 D. called on

29. Right, we write to each other - not ______ but now and then.

　 　 A. normally　　　　 　　　 B. absolutely　　　 　　　 C. actually　　　　　 　　　 D. regularly