30. A. What　　　　 B. How　　 　　　C. What a　　　　　 D. How an

29. A. And　　　　 B. So　　　 　　C. But　　　　　　 D. Though

28. A. should　　　 B. may　　 　　C. need　　　　　　 D. could

27. A. Before　　　 B. After　　 　　C. Until　　　　　　 D. When

26. A. was asked　　 B. asks　　 　　C. were asked　　　　 D. was asking

24. The newly born baby should be looked after as ______ as possible.

　 　 A. careful　　　　　　　　　　 B. carefully　　　　　　　　　 C. careless　　　　　　　　　　 D. carelessly

23. During her first day in China, Lily asked _________________________.

　 A. whether she could use chopsticks

　 B. whether could she use chopsticks

　 C. if she can use chopsticks

　 D. if can she use chopsticks

22. He stopped ______ his test paper because it was time to hand it in.

A. write　　　 　　　　　 B. wrote　 　　 　　　 C. to write　　　 　　 　　　 D. writing

21.　 Paul’s parents were worried that he ______ too much time on clothes.

A. spent　　　　　 　 B.　 cost　　　　　　　　　　 C. 　paid　　　　　　　　　 D. 　took