新概念英语第一册语法总结
新概念英语第一册语法总结
一、时态:
1. 一般现在时
表示一般性,经常性的动作或客观存在事实。
动词be的用法:I用am,you用are,其他记牢单用is复用are。 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?
★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.
★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.
2. 现在进行时
表示现在正在进行的动作。
构成: 主语+be动词+动词的现在分词+其它成分(现在分词的构成见附录)
本语法由kayee Lee编辑,版权所有,侵权必究 1
We are having lunch.
He is reading a book.
The dog is running after a cat.
The boys are swimming across the river.
★变疑问句将be动词移到句首
Are we having lunch?
Is he reading a book?
Is the dog running after a cat?
Are the boys swimming across the river?
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