题目内容
【题目】Only when lily walked into the office ________that she had left the contract at home.
A. that she realized B. has the realized
C. that she has realized D. did she realize
【答案】D
【解析】考查倒装句。句意:只有当lily走进办公室时她才意识到把合同忘在家里了。副词Only作状语放在句首句子部分倒装,助动词did提到主语 she之前,故选D.
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