29. ―Linda, I am very thirsty.

   ―Let’s go to the nearest supermarket _______some drinks, OK?

   A. buy                           B. bought                            C. to buy               D. buying

28. My grandpa can’t hear clearly. There is something wrong with his _______.

   A. mouth                       B. eyes                       C. ears                  D. nose

27. ―Your school looks beautiful.

   ―Yes. A lot of trees and flowers_________last year.

   A. are planted                B. were planted            C. are planting              D. have planted

26. The maths problem is too difficult. ________students can work it out.

   A. Little                      B. A little                 C. Few             D.A few

25. If she______________ hard she will catch up with her classmates soon.

   A. studies                       B. study                   C. will study         D. studied

24. ―I _________ to the Great Wall twice. How about you?

   ―Never. I hope to visit it soon.

   A. have gone                  B. have been                 C. went               D. was going

23. ―May I play computer games, Mum?

   ―No. You _________finish your homework first.

   A. must                        B. can                         C. would               D. will

22. My mother __________ in the kitchen when I got home.

   A. is cooking           B. was cooking          C. cooke                       D. cooks 

21.―Mom, I want to ask father a question.

  ―Oh. He _____________a newspaper upstairs.

   A. reads                  B. read                      C. is reading                 D. was reading

20. ―What does your cousin look like now?

   ―Oh, he is much __________than before.

   A. strong                 B. stronger                   C. the strongest             D. strongest