Unfortunately, when I dropped in, Doctor Li for Beijing to join in the fight aga
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Unfortunately, when I dropped in, Doctor Li ________ for Beijing to join in the fight against SARS, so we only had time for a few words.
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A．just leftB．has just leftC．is just leavingD．was just leaving
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答案：
解析：用过去进行时表示过去的将来。 |