问题
选择题
— 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
答案
答案：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
答案：A