The market for ______ used computers is getting larger and larger as______ years go on.
A.不填, 不填 | B.the, 不填 |
C.the, the | D.不填, the |
E-mail, as well as telephones, _____ an important part in daily communication.
A.is playing | B.have played | C.are playing | D.play |
The water will be further polluted unless some measures______.
A.will be taken | B.are taken | C.were taken | D.had been taken |
---Excuse me, sir, is this seat taken?
---_______.
A.Sure, you may take it | B.Certainly. Help yourself |
C.No. I don’t think so | D.No. I don’t hope so |
--- Do you think Bob will attend the meeting this afternoon?
--- ______.
A.I hope not | B.I don’t hope so | C.I don’t think it | D.I hope he would |
The committee asked for these suggestions to be ______ on paper, so that they might study them further.
A.brought down | B.handed down | C.laid down | D.put down |