1 時(shí)態(tài)：
一般現(xiàn)在時(shí)，現(xiàn)在進(jìn)行時(shí)，一般過(guò)去時(shí)，現(xiàn)在完成時(shí)，一般將來(lái)時(shí)，過(guò)去進(jìn)行時(shí)，過(guò)去完成時(shí)，過(guò)去將來(lái)時(shí)
1. 一般現(xiàn)在時(shí)
表示一般性，經(jīng)常性的動(dòng)作或一般性事實(shí)。
1 含有be動(dòng)詞的句子
He is a teacher.
The girl is very beautiful.
Tim and Jack are students.
★變疑問(wèn)句將be動(dòng)詞移到句首
Is he a teacher?
Is the girl very beautiful?
Are Tim and Jack students?
★變否定句在be動(dòng)詞后面加not
He is not a teacher.
The girl is not very beautiful.
Tim and Jack are not students.
★肯定回答及否定回答
Yes, he is. No, he is not.
Yes, she is. No, she is not.
Yes, they are. No, they are not.
★不含有be動(dòng)詞的句子，即含有一般動(dòng)詞的句子
第三人稱單數(shù)及單數(shù)名詞
He likes books.
She likes him.
The dog likes bones.
★變疑問(wèn)句在句首加does, 動(dòng)詞變?yōu)樵��?br /> Does he like books?
Does she like him?
Does the dog like bones?
★變否定句在主語(yǔ)及動(dòng)詞之間加doesn’t, 動(dòng)詞變?yōu)樵��?原句中的動(dòng)詞不再有第三人稱變化。
He doesn’t like books.
She doesn’t like him.
The dog doesn’t like bones.
★肯定回答及否定回答：
Yes, he does. No, he doesn’t.
Yes, she does. No, she doesn’t
Yes, it does. No, it doesn’t.
注意：第三人稱單數(shù)形式一般在動(dòng)詞后面加S，不要和名詞復(fù)數(shù)混淆，變否定句或疑問(wèn)句時(shí)名詞復(fù)數(shù)沒(méi)有任何變化。
其他人稱及復(fù)數(shù)名詞
I want to have a bath.
We have some meat.
The students like smart teachers.