题目内容
用括号内所给动词的适当形式填空。
While I was watching a football match on TV, my twin brother ________ (pack) for the next day's trip to Qingdao.
答案:was packing
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题目内容
用括号内所给动词的适当形式填空。
While I was watching a football match on TV, my twin brother ________ (pack) for the next day's trip to Qingdao.