A. turn down B. turn up C. turn on D. turn to
( )38. If you for your favorite TV programs, you will feel sleepy.
A. stay up B. set up C. stay at D. pick up
( )39. —May I come in? I’m sorry I’m late.
—Come in, please. But could you tell me ?
A. how do you come to school B. what were you doing then
C. who you talked with D. why you are late
( )40. —Excuse me. Is the library open all day?
— . Only from 9 a.m to 4 p.m.
A. Yes, of course B. That’s right C. Sorry, I’m afraid not D. Sorry, I’m not sure
，我们将会及时处理。
