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【简答题】修改下列句子里面的错误:I gave her a card about his act of kindness.

答案: 前后人称不一致,应该统一成“his”或“her”;I gave his a card about his act of ...
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问答题

【计算题】写出下列信息码的码重:(1)1011001;(2)0011010。

答案: (1)码重为4;(2)码重为3。
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