发布时间 : 星期五 文章新概念英语第一册语法总结更新完毕开始阅读236934c25fbfc77da269b188
新概念语法：新概念英语第一册语法总结 一、时态：
一般现在时，现在进行时，一般过去时，现在完成时，一般将来时，过去进行时，过去完成时，过去将来时 1. 一般现在时
表示一般性，经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? ★变否定句在be动词后面加not He is not a teacher.
The girl is not very beautiful. Tim and Jack are not students. ★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?
★变否定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. ★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。
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. 6. 过去完成时：
用法：在过去的时间里，两个动作中，发生在前的哪个动作要用过去完成时。 结构：had+过去分词
After she had finished her homework, she went shopping.
They had sold the car before I asked the price. The train had left before I arrived at the station.
After/before引导的时间状语从句放在句首要在句子后面加逗号，如果放在主句后则不用加。
5 变疑问句将助动词移到句首 Had she finished her homework? 6 变否定句在助动词后面加not She hadn’t finished her homework. 7 肯定回答及否定回答
Yes, she had. No, she hadn’t. 8 特殊疑问句： What had she done? 1. 一般将来时
表示将来将要发生的动作， 经常和tomorrow, next year, the day after tomorrow, the year after the next, in five hours’ time, etc. 表示将来的词联用 结构： 主语+助动词will+动词原形 I will go to America tomorrow.
The pilot will fly to Japan the month after the next. Jack will move into his new house tomorrow morning. ★变疑问句将助动词移到句首