引導語：下面是小編整理的關於新概念英語第一冊中一般現在時的語法，正在學習新概念英語第一冊的.小主們可以看看喲!
1、含有be動詞的句子
He is a teacher.
The girl is very beautiful.
Tim and Jack are students.
變疑問句將be動詞移到句首
Is he a teacher?
Is the girl very beautiful?
Are Tim and Jack students?
變否定句在be動詞後面加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.
2、不含有be動詞的句子，即含有一般動詞的句子。
(1)第三人稱單數及單數名詞
He likes books.
She likes him.
The dog likes bones.
變疑問句在句首加does, 動詞變為原型
Does he like books?
Does she like him?
Does the dog like bones?
變否定句在主語及動詞之間加doesn't, 動詞變為原型，原句中的動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：第三人稱單數形式一般在動詞後面加S，不要和名詞複數混淆，變否定句或疑問句時名詞複數沒有任何變化。
(2)其他人稱及複數名詞
I want to have a bath.
We have some meat.
The students like smart teachers.
變疑問句在句首加do
Do you want to have a bath?
Do we have any meat?
Do the students like smart teachers?
變否定句在主語和動詞之間加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.
