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小学六年级语法：be动词与助动词

　　下面是有关be动词和助动词的区别：

　　1. be动词(am/is/are)：

　　主语 be动词(原形) be动词(过去式)

　　I am was He/she/it is was

　　We/you/they are were

　　2.助动词(do/does/did)

　　问句答句

　　Do+非第三人称单数

　　+动词原形…?

　　…do/don't

　　Does+第三人称单数

　　…does/doesn't

　　Did+所有主格

　　…did/didn't

　　问句答句

　　What do you/they/we…

　　+动词原形?

　　I/They/We+动词原形…。

　　What does he/she/it…

　　He/She/It +(动词+S)….

　　What did you/they/we/ he/she/it…

　　I/They/We/ He/She/It +动词过去式。

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