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英语
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Amy ____ do her homework before supper
a. not b. doesn't
我也认为是B,但是为什么呢?
人气:374 ℃ 时间:2019-10-05 00:56:08
解答
B. do既是助动词,也是实意动词.
后面的do her homework 的do是作为实意动词,意思是写
作业
的写;
实意动词表示否定意思的时候 需要用助动词do来“帮忙”
Amy是第三人称单数,do作为助动词需要用3单形式,即 doesn't
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