1 . But spending too much time online is unhealthy and makes it very difficult to f________ (集中，特别关注)other things in life. (根据中英文提示填空)
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2023-10-22更新
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30次组卷
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2卷引用：广西南宁市第三中学2023-2024学年高一上学期月考（一）英语试题
