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The classroom is in a mess. It______ (肯定没打扫过).can’t have been cleaned.本题考查对肯定猜测句
The classroom is in a mess. It______ (肯定没打扫过).can’t have been cleaned.本题考查对肯定猜测句
游客
2024-05-05
10
管理
问题
The classroom is in a mess. It______ (肯定没打扫过).
选项
答案
can’t have been cleaned.
解析
本题考查对肯定猜测句型的翻译。“情态动词+have done”表示推测,must/can/may/might/could各用于不同句型中,must只用于肯定句中,can/could不能用于肯定句中,may/might不能用于疑问句中。can’t表示“不可能”,may not表示“可能不”。如题中推测的为过去发生的事情,情态动词后则用完成形式。
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