句子基本是:简单陈述句,由简单陈述句转变成肯定句,否定句,疑问句。疑问句是用来提出问题。英语中有四种疑问句: 一般疑问句、特殊疑问句、选择疑问句和反意疑问句。我们现在已经接触到了前两种疑问句。后两种疑问句以后我们还会学到.
一般疑问句:
英语中要用 yes和no 来回答的疑问句叫一般疑问句。如:
1)Is it hot ?Yes, it is .\No, it isn’t.—— be动词引导
2)Is it a car ?Yes, it is .\No, it isn’t .—— be动词引导
3)Is this your ruler ?Yes, it is .\No, it isn’t .—— be动词引导
4)Do you like bananas ?——含实义动词
Yes, I like bananas. \ No, I don’t like bananas.
5)Can Ming hear a drill ?——含情态动词
Yes , Ming can hear a drill.\No,Ming can’t hear a drill.
.陈述句(肯定句,否定句,一般疑问句)的转变规律:
1.肯定句:2.否定句:3. 一般疑问句及肯否定回答
1) 主语+be动词+….1) 主语+be动词+not+….1)be动词+主语+…?
Yes, 主语+be动词./
No, 主语+be动词+not.
I am a teacher.I amnot a teacher.Are you a teacher?
--Yes, I am./ No, I am not.
My mother is thin.My mother is not /isn’t thin.Is your mother thin?
--Yes, she is./ No, she isn’t.
They areinsects.They are not/aren’t insects.Are they insects?
--Yes. they are./ No, they aren’t.
2) 主语+情态动词can+… 2) 主语+情态动词can+ not+….2)情态动词can+主语+…?
Yes, 主语+情态动词can/
No,主语+情态动词can+ not
He can jump.He cannot/can’tjump.Can he jump?
--Yes,he can./ No, he can’t.
3)助动词do/does+主语+…. 动词原形+….动词原形?
Yes, 主语+助动词do/does.
No, 主语+助动词do/does+not.
He likes to eat apples.He doesn’t like to eat apples.Does he like to eat apples?
Yes,he does./ No,he doesn’t.