题目内容
－How is Emmy?
－I have no idea. She hasn’t written to me _________ we met last time.
A. since B. while C. as D. before
A
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－How is Emmy?
－I have no idea. She hasn’t written to me _________ we met last time.
A. since B. while C. as D. before
A
阅读快车系列答案