we didnot see him at the meeting.he () it.A.couldnot have attended B.neednot have attendedC.shouldnot have attended D.must have attended
问题描述：
we didnot see him at the meeting.he () it.A.couldnot have attended B.neednot have attended
C.shouldnot have attended D.must have attended
答
we didnot see him at the meeting. he () it.
A.couldnot have attended
B.neednot have attended
C.shouldnot have attended
D.must have attended
选D!
翻一下：在会议上我们没看见他。他肯定出席那个会议了。
通俗翻译一下：他肯定出席那个会议了，但我们没看见他。
其他选项根本与句子大意不符
答
选A。我在会上没有看见他，他不可能参加了。couldnot have done，表示过去不可能做过某事。
neednot have done表示过去没有必要做某事却做了。
答
选A ,对过去的推测,所以用could
We did not see him at the meeting,he could not have attended it.
我们在会议上没见到他,他不可能出席了会议.
答
D
在会议上我们并没有见到他. 他得出席此会议的.