题目内容
3.You can't enter the teachers'office withoutpermission(permit).分析 没得到允许你是不能进入老师的办公室的.
解答 答案:permission;without是一个介词,所以后面要跟名词形式构成介宾结构,故答案用名词形式permission.
点评 本题考查词性,先确定单词在句子中所作的成分,然后选择适当的词性.
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