内容正文:
一、英语中的句型种类
陈述句 肯定句:I can fly.
句子种类 否定句:I can’t fly.(动词前含有not)
疑问句 一般疑问句:Can you fly?(用yes/no回答,do/does,can,be开头)
特殊疑问句:What can you do?(wh+和How开头,具体回答问题)
Be动词:______________
含有be动词或者情态动词 情态动词:______________
陈述句
含有实义动词:______________________________
二、陈述句变否定句
(1)含有情态动词或be动词
1 找:找 be 动词:___________________________
2加:在be动词或情态动词后加:________________________________________
3改:some→______________________________________
陈述句:She is a student.
否定句:She is not a student.
陈述句:He can play football.
否定句:He can not play football.
Be动词+not的缩写形式:
am not 没有缩写形式
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is not→____________________
are not→ ____________________
was not→____________________
were not→____________________
情态动词+not的缩写形式:
should not→____________________
must not→_____________________
will not→______________________
would not→____________________
can not→_______________________
could not→____________________
小练笔:将下列句子变成否定句
1. This is a Japanese car.(改为否定句)
This_________a Japanese car.
2. It's a pear.(改为否定句)
____________________a pear.
4. These are Chinese books.(改为否定句)
These_____________Chinese books.
5.The boy can jump higher than the girl.(改为否定句)
__________________________________________________
6.There were about nine hundred people at the concert(音乐会)
____________________________________________________
7.My birthday isn't on April 4th.(改为肯定句)
____________________________________________
8,There are so many pictures here.(改为否定句)----
___________________________________________________
(2)含有实义动词
1借:借助助动词:_________________________
2 加:在助动词后+_________________________________
3还:动词变原形:有借有还,可以助动词看,做照妖镜,可以把动词照出原形。
4改:some→any
当主语为第一二人称或复数,借助do
当主语为第三人称单数,借助 does注意
当句子时态为过去时态,所有人称都借助did
1.第三人称:he she it
2.单个的人名,地名,国家名动词的三单形式
3.可数名词单数
4.单个不可数名词
1.通常加s: like-likes cook-cooks p