题目内容
It was in the lab ______was in the charge of Professor Smith ______they carried out the experiment.
A. which;where B. where;that C. that;where D. which;that
D
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题目内容
It was in the lab ______was in the charge of Professor Smith ______they carried out the experiment.
A. which;where B. where;that C. that;where D. which;that
D