6.答案:D

解析:过去对新大衣没做任何评价,要用一般过去时.sooner表示"快,早",不表示"将来",不能选won't say.

5.答案:D

解析:根据副词yet可确定应用现在完成时.when and where to do sth.表示单数,要用has not been decided.

4.答案:D

解析:by the end of last year常与过去完成时连用.表示到过去的某个时候前已经完成的动作.

3.答案:A

解析:happen to sb.or sth.某人或某物怎么了.在回答这种问题时,要用某人或某物作主语.

2.答案:B

解析:根据since 1990可确定应用现在完成时.

1.答案:D

解析:在when引导的时间状语从句中,谓语动词要用一般现在时.

54.(NMET 1994, 38) I need one more stamp before my collection _______

pletes

C.has been completed D.is completed

●答案解析

53.(NMET 1994, 35) -Don't forget to come to my birthday party tomorrow.

-_______.

A.I don't B.I won't

C.I can't D.I haven't

52.(NMET 1994, 29) I don't really work here, I _______ until the new secretary arrives.

A.just help out B.have just helped out

C.am just helping out D.will just help out

51.(1995上海, 28) If a man _______ succeed, he must work as hard as he can.

A.will B.is to

C.is going to D.should