题目内容
Unfortunately, when I dropped in, Mr. Smith __________. So we only had time for a few words.
A. has just left B. was just leaving C. had just left D. just left
B
解析:
略
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题目内容
Unfortunately, when I dropped in, Mr. Smith __________. So we only had time for a few words.
A. has just left B. was just leaving C. had just left D. just left
B
略