新概念英语第一册语法精粹.docx

文档介绍：新概念英语第一册语法精粹
一、时态：
一般现在时，现在进展时，一般过去时，现在完成时，一般将来时，过去进展时，过去完成时，过去将来时
1. 一般现在时
表示一般性，常常性的动作或一般性事实。


新概念英语第一册语法精粹
一、时态：
一般现在时，现在进展时，一般过去时，现在完成时，一般将来时，过去进展时，过去完成时，过去将来时
1. 一般现在时
表示一般性，常常性的动作或一般性事实。
1 含有be动词的句子
He is a teacher.
The girl is very beautiful.
Tim and Jack are students.
★变疑问句将be动词移到句首
Is he a teacher?
Is the girl very beautiful?
Are Tim and Jack students?
★变否认句在be动词后面加not
He is not a teacher.
The girl is not very beautiful.
Tim and Jack are not students.
★确定答复及否认答复


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动词的句子，即含有一般动词的句子
第三人称单数及单数名词
He likes books.
She likes him.
The dog likes bones.
★变疑问句在句首加does, 动词变为原型
Does he like books?
Does she like him?
Does the dog like bones?
★变否认句在主语及动词之间加doesn’t, 动词变为原型，原句中的动词不再有第三人称变化。
He doesn’t like books.
She doesn’t like him.
The dog doesn’t like bones.
★确定答复及否认答复：
Yes, he does. No, he doesn’t.
Yes, she does. No, she doesn’t