am is are的过去式和过去分词

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瑞文问答

2021-09-16

is,am,are都是"是"的意思,is 的过去式是“was ”,过去分词是“been ”,is是单数,是一般现在时,主语用he,she,it,主语为第三称。

扩展资料

  例句:

  He is a bus driver. ----- He was a bus driver.

  am的过去式是“was ”,过去分词是“been ”,主语为"I";

  例句:

  I am a student. ---- I was a student.

  are的过去式是“were”,过去分词是“been ”。are是复数,主语用you, we ,they。

  例句:

  They are basketball players. ---- They were basketball players.

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