Li Ming is said the experiment in the lab, but I can’t find him there. A. to have doneB.

发布时间：2020-08-16 09:17:35

Li Ming is said      the experiment in the lab, but I can’t find him there.
A. to have done
B. to do
C. to be doing
D. doing

网友回答

A. to have done
B. to do
(答案→)C. to be doing
D. doing
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