—Are you coming to Jeff's party?
—I'm not sure.I ________ go to the concert instead.
A.must | B.would | C.should | D.might |
---It was dangerous to throw that bottle out of the window. You could have hurt someone.
---I’m so sorry! I _______ .
A.am not thinking | B.wasn’t thinking | C.haven’t thought | D.don’t think |
Tsinghua University, ______ in 1911, is home to a great number of outstanding figures.
A.found | B.founding | C.founded | D.to be founded |
---May I take this book out of the reading room?
---No, you______. You read it in here.
A.mightn’t | B.won’t | C.needn’t | D.mustn’t |
---We could invite John and Barbara to the Friday night party.
---Yes, _______? I’ll give them a call right now.
A.why not | B.what for | C.why | D.what |
If you forget ______ your watch, it is likely to stop soon.
A.to wind up | B.to wind off | C.winding up | D.winding off |