1——Why is the classroom so dirty?
——Sorry, Sir. It _____ yesterday. We forgot to do it.
A.doesn't clean B.didn't clean C.isn't cleaned D.wasn't cleaned
1——Have the police caught the thieves _____ the bank last week?
——Yes, they were caught yesterday.
A. that robbed B.which robbed C.robbed D.who have robbed
1I'm new here. Could you please tell me ________ ?
A. what is the building used for B. when does the first class begin
C. where is the dining hall D. how many classes our school has
1——Must I park my car behind the building?
——No, you needn’t. You _____ park it here.
A.need B.must C.may D.should
1——TV and computer are so popular these days.
——Yes, they can ____ our eyes to the outside world.
A.call up B.open up C.turn up D.take up
1I called Mary many times yesterday evening. But I couldn't get through. Her brother _____ on the phone all the time.
A.talked B.had talked C.has talked D.was talking
