题目内容
—What about the student in your class, Mr. Wang?
—The doctor said that sleep caused him poor memory and poor concentration.
A.lacking of B.lacked in C.lacking D.lack for
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题目内容
—What about the student in your class, Mr. Wang?
—The doctor said that sleep caused him poor memory and poor concentration.
A.lacking of B.lacked in C.lacking D.lack for