题目内容
3.You mustn't take photos in the museum.(保持句意基本不变)Youaren'tallowed to take photos in the museum.
分析 你不能在博物馆拍照.
解答 答案:aren't allowed.原句中mustn't表示禁止,也就是不允许,主语You 是动词allow允许的承受者,构成被动关系,故用被动语态be not allowed to do sth.这里是说客观事实用一般现在时,主语you,故are,故答案是aren't allowed.
点评 在平时的学习中加强训练关于各种短语的题目,达到熟练掌握的目的.
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