--- He has to finish the experiment today. He must be in the lab,____?
---That s quite possible.
A.mustn't he | B.won't he | C.doesn't he | D.isn't he |
As the world’s population continues to grow, the ___of food becomes more and more of a concern.
A.worth | B.supply | C.package | D.list |
Imyself 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 |
Mary worked here as a ____ secretary and ended up getting a full-time job with the company.
A.pessimistic | B.temporary | C.previous | D.cautious |
——Hey, can I ask you a favor?
――_______
A.Here you are | B.just as I thought |
C.how is it going? | D.what can I do for you? |
The sunlight is white and blinding, _______ hard-edged shadows on the ground.
A.throwing | B.being thrown | C.to throw | D.to be thrown |