题目内容
【题目】Not until he retired from teaching three years ago ________ having a holiday abroad.
A.he had considered
B.had he considered
C.he considered
D.did he consider
【答案】D
【解析】考查固定短语。句意：直到他三年前从教育退休，他才考虑去国外度假。not until结构位于句首时，主句使用部分倒装语序，排除A、C选项，根据three years ago判断句子用一般过去时，故选D.
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