题目内容
The lecture, _____at 7:00 pm laze night, was followed by an observation of the moon with telescopes.
| A.starting | B.being started | C.to start | D.to be started |
A
解析
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题目内容
The lecture, _____at 7:00 pm laze night, was followed by an observation of the moon with telescopes.
| A.starting | B.being started | C.to start | D.to be started |
A
解析