---He asked me,“Did you see my sister last-nigh?”---He asked me ______．A.if I had seen his sister the night beforeB.whether I had seen your sister the night beforeC.did I had seen his sister the night before?D.that I saw his sister the night before
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A解析通过审题，不难看出考查直接引语变间接引语之基本语法是该题的命题意图。一般疑问句变间接引语时，要用whether(if)引导的宾语从句。显然C、D错误，先排除。再对比A、B，发现B中指代有误，又被排除。