单选题
Not until I got to the railway station ______my ticket missing.
A、
I did find
B、
did I find
C、
I found
D、
had I found
【正确答案】
B
【答案解析】
我到火车站才发现车票没了。not until置句首时,主句主谓倒装,可排除A、 C,D选项时态不合适。
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