52单词网 > 高中英语 > 高中英语题库 > I didn't know when they again．A.cameB.were comingC.had comeD.had been coming

I didn't know when they again．A.cameB.were comingC.had comeD.had been coming

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I didn't know when they again．A.cameB.were comingC.had comeD.had been coming

I didn't know when they ________ again．

A.came

B.were coming

C.had come

D.had been coming

试题答案

B

标签：theyagaincamebdidnknow

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