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When all those present(到场者)__ he began his lecture.(重点题) A.sit B.set C.seated D.were seaed
选哪个 why?
人气:337 ℃ 时间:2020-05-12 11:24:31
解答
D 应该用Be seated这种表示方式,来表示用When引导的时间状语从句...
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