The old house we paid a visit _____ at the top of the hill.
A.standing | B.to stand |
C.to standing | D.to stands |
The children, ________ had played the whole day long, were worn out.
A.all of what | B.all of which | C.all of them | D.all of whom |
We are confident that the environment ________ by our further efforts to reduce pollution.
A.improves | B.will be improved | C.has improved | D.was improved |
— Where did you find the professor who made the speech yesterday?
— It was in the hall_______ the students often have a meeting.
A.where | B.which | C.that | D.when |
When I first met Mary I didn’t like her, but I ________ my mind.
A.have changed | B.change | C.had changed | D.would change |
I ________ myself more— it was a perfect day.
A.shouldn’t have enjoyed | B.needn’t have enjoyed |
C.wouldn’t have enjoyed | D.couldn’t have enjoyed |