21. This is ________ useful book. You must read it carefully.
A. a B. the C. an
22. I play football at five o’clock in the afternoon. ________ you?
A. What B. What are C. What about
23. Listen! He ________ in the next room. He _______ every morning.
A. is singing; is singing B. sings; is singing C. is singing; sings
24. 如果有人对你说：”Your English is very good.”你应该说“________.”
A. It’s not good. B. That’s all right C. Thank you
25. ________ Monday morning, we go to school ______ seven thirty.
A. On; at B. At; on C. In; at
26. My sister doesn’t ______ basketball _______ football.
A. likes; or B. like; or C. likes; and
