31. --Listen! Who _________the piano in the room?

   --Let’s go and see.

   A. is playing            B. played               C. play                         D. plays

30. Shall we go home ________stay here for the night?

   A. and                    B. but                   C. or                            D. either

29. Do you have any water? I feel very_________.

   A. tired                   B. thirsty               C. hungry                     D. well

28. You ________worry about your son. He can get on well with his classmates.

   A. may not                     B. mustn’t             C. can’t                        D. needn’t

27. Amy is very _______and she is easy to get along with.

   A. tall                            B. clever               C. friendly                    D. quiet

26. There are two basketballs in the classroom. One is new, _______is old.

   A. other                  B. others               C. the other                  D. the others

25. --Is David at school today?

   --No. He is at home _______he has a bad cold.

   A. because               B. if                      C. though                            D. until

24. Br careful! The water is too hot. You’d better _______it right now.

   A. do not drink        B. not to drink              C. not drinking             D. not drink

23. My sister is good at sports. She can jump _______than me.

   A. highest               B. very high          C. too high                   D. higher

22. -- ________did you come to school this morning?

   --In my father’s car.

   A. When                 B. Where               C. How                        D. What