29. He was busy preparing a speech , only _______ once in a while to rise from the table for a tea .
A.stopping | B.to stop | C.to have stopped | D.having stopped |
Mr. White _______ at 8:30 for the meeting, but he didn’t show up.
A.should have arrived | B.should arrive |
C.should have had arrived | D.should be arriving |
— Mum, I’ve been studying English since 8 o’clock. _______ I go out and play with tom for a while ?
— No, I’m afraid not. Besides, it’s raining outside now.
A.Can’t | B.Wouldn’t | C.May not | D.Won’t |
— Excuse me, Is this the right way to the Summer Palace ?
— Sorry, I am not sure, but it _______ be.
A.might | B.will | C.must | D.can |
— I don’t mind telling you what I know.
— You _____. I’m not asking you for it.
A.mustn’t | B.may not | C.can’t | D.needn’t |
I ______ pay Tracy a visit, but I’m not sure whether I will have time this Sunday.
A.should | B.might | C.would | D.could |