It was in the lab was taken charge of by our teacher they did the experiment. A.
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It was in the lab ___was taken charge of by our teacher____ they did the experiment.
A. which; that B. where; which C. which; where D. that; where
试题答案
A 考查强调句型中的定语从句的用法。分析句子结构,防止误选B