1、句子中主语为I(也就是“我”)时,就要用到am;比如, I am a girl .

3、句子中主语是you的时候,要用到are;比如,You are a good man.

5、句子中主语为名词复数时,也要用到are;比如,The girls are singing.

1、句子中主语为I(也就是“我”)时,就要用到am;比如, I am a girl .

3、句子中主语是you的时候,要用到are;比如,You are a good man.

5、句子中主语为名词复数时,也要用到are;比如,The girls are singing.
