问题
选择题
| — Has Tom finished writing his essay today? — I have no idea. He _____ it this morning. |
A. wrote B. has written C. was writing D. had written |
答案
答案：C
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| — Has Tom finished writing his essay today? — I have no idea. He _____ it this morning. |
A. wrote B. has written C. was writing D. had written |
答案：C