问题

The scientist corresponds with colleagues in order tolearn about matters ________ to her own research
A:is sounded
B:is sounding
C:has sounded
D:sounds
B:is sounding
C:has sounded
D:sounds
正确答案是:
同类题型
.being late for the important meeting, the secretary got fired form her job
Let’s do it _________. There is only five minutes left.
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I hear that we are going to have a picnic this Saturday.—Really_____________
When the young man took off his gloves ,I noticed that ___one had his name written inside.