.–How did you know the surprising news?–I happened the event then.A. to be coveringB. to

发布时间：2020-08-16 09:38:17

.
–How did you know the surprising news?
–I happened      the event then.
A. to be covering
B. to cover
C. covering
D. to have covered

网友回答

(答案→)A. to be covering
B. to cover
C. covering
D. to have covered
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