题目内容
When I entered the step-classroom (阶梯教室), the lecture __________ and the audience __________ attentively.
A. began, listened B. was begun, was listening
C. had begun, listened D. had begun, were listening
D
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题目内容
When I entered the step-classroom (阶梯教室), the lecture __________ and the audience __________ attentively.
A. began, listened B. was begun, was listening
C. had begun, listened D. had begun, were listening
D