注意：第三人称单数形式一般在动词后面加S，不要和名词复数混淆，变否定句或疑问句时名词复数没有任何变化。

　　(2)其他人称及复数名词

　　I want to have a bath.

　　We have some meat.

　　The students like smart teachers.

　　★变疑问句在句首加do

　　Do you want to have a bath?

　　Do we have any meat?

　　Do the students like smart teachers?

　　★变否定句在主语和动词之间加don't.

　　You don't want to have a bath.

　　We don't have any meat.

　　The students don't like smart teachers.

　　★肯定回答及否定回答

　　Yes, I do. / No, I don't.

　　Yes, we do. /  No, we don't

　　Yes, they do. / No, they don't.