题目内容
He told us that they _____________ a class when the Wenchuan earthquake _____________ last year.
A.had had;had happened B.were having;happened
C.had;was happening D.would have;happened
B
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题目内容
He told us that they _____________ a class when the Wenchuan earthquake _____________ last year.
A.had had;had happened B.were having;happened
C.had;was happening D.would have;happened
B