题目内容
I know his brother.(改成否定句)I his brother.
答案:
解析:
解析:
| don't know。谓语动词为实义动词的句子变为否定句,要加上助动词,再加not。
|
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题目内容
I know his brother.(改成否定句)I his brother.
| don't know。谓语动词为实义动词的句子变为否定句,要加上助动词,再加not。
|