-- Are you happy with this laboratory?
-- Not a little. We can’t have ________.
A.a worse one | B.a nicer one | C.a worst one | D.a nicest one |
— Why weren't you at the meeting?
— I ________ for a long distance call from my sister in America.
A.was waited | B.was waiting |
C.has waited | D.have been waiting |
We have done things we ought not to have done and ________ undone things we ought to have done.
A.left | B.leave |
C.will leave | D.leaving |
The two ladies are ________ the same age, but there seems to be ten years ________ them.
A.at, between | B.about, among |
C.as, among | D.of, between |
--- I stayed at a hotel while in New York .
--- Oh, did you? You ____ with Barbara.
A.could have stayed | B.could stay | C.would stay | D.must have stayed |
The day breaks,______ the birds are singing.
A.because | B.as | C.since | D.for |