第二部分 选择填空 (20分)
(A) 单项填空; 从A、 B、C三个选项中，选出能填入空白处的最佳答案。(10分)
31. –Where is Mom now
   --I’m not sure. She       be in the kitchen.
         A.shall       B. need       C. may
32. –When is your birthday?
   --I was born ______ August 30th.
         A. in     B. on     C. at
33. –Why do you like Miss Yang so much?
   --Because she always makes her class very ______.
         A. interesting    B. boring     C. tiring
34. –Where is Tom?
   --He ______ playing on the playground just now.
         A. found    B. was found    C.is found
35. –I’m afraid I have to go now.
   --It’s raining outside.Don’t leave         it stops.
         A.since     B. after     C.until