题目内容

【题目】写出下列动词的过去式。

1.do ______

2. is ______

3.are ______

4.live ______

5.have ______

6.watch ______

【答案】did was were lived had watched

【解析】

1.do的过去式是不规则变化,did,故填did

2. is的过去式是不规则变化,was,故填was

3. are的过去式是不规则变化,were,故填were

4. live的过去式是规则变化,在后面加dlived,故填lived

5.have的过去式是不规则变化,had,故填had

6.watch的过去式是规则变化,在后面加edwatched,故填watched

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