题目内容
2.-Are these your friend's tape player?-Sorry,I don't know.
分析 -这些是你朋友的录音机吗?
-对不起,我不知道.
解答 答案:know
根据空处位于助动词 don't 之后,可知应用动词原形;结合首字母k及关键词sorry,可知对方应是不知道这些是不是朋友的录音机,所以应用动词know,此处用原形即可,I don't know指不知道.故填:know
点评 做这类题型,首先根据所给单词首字母明确句子所要考查的单词的拼写,再结合相关语法知识对单词做出形式上的变化.
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