问题
选择题
| —Did you see Tom at the party? —No, he _______ by the time I got there. |
A. left B. was leaving C. had left D. have left |
答案
答案：C
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| —Did you see Tom at the party? —No, he _______ by the time I got there. |
A. left B. was leaving C. had left D. have left |
答案：C