—How long do you think it will be______ man can finally solve the problem of cancer?
—Well，it depends
| A．when | B．until | C．after | D．before |
Production rose _____ 10% in April, ____ the same month of last year.
A in, compared to B by, compared with
C in, compared with D by, comparing to
Our neighbor has _________ ours.
A as big a house as ours B. as a big house as
C. the same big house as D. house the same big as
.The visitors did nothing but ______ tea and ______ to each other.
| A．drinking; talking | B．drink; talk |
| C．to drink; to talk | D．drank; talked |
The factory ______ last year was equipped with the latest machinery.
| A．which I worked | B．in which I worked |
| C．of which I worked | D．where I worked in |
Never in my wildest dreams _______ these people are living in such poor conditions.
A I could imagine B could I imagine
C I couldn’t imagine D couldn’t I imagine