一般现在时态句型结构.doc

一般现在时态
一、定义 表示经常或习惯性发生的动作或存在的状态
常与表示频率的副词sometimes（有时）, often（经常）, usually（通常）, always（总是），once a week.以及时间状语in the morning/ afternoon/ evening（在上午/下午/晚上）, every day/ week/ month/ year（每天/周/月/年, at noon/night（在中午/夜里）, on Monday/Tuesday（在星期一/二）等连用。
He gets up at six o’clock every day. I like English. He is a good student.
二、句型结构

谓语是be动词

谓语是实义动词
谓语是情态动词
主语是第三人称单数
主语不是第三人称单数
肯定句
主语+be动+其它
He is a teacher.
主语+动变+其它
He goes to school every day.
主语+动原+其它
They go to school every day.
主语+情动+ 动原+其它
They can sing a song.
否定句
主语+ be动+not+其它
He is not a teacher.
主语+ doesn’t + 动原+其它
He doesn’t go to school every day.
主语+don’t+ 动原+其它
They don’t go to school every day.
主语+情动+not+ 动原+其它
They can’t sing a song.

一般疑问句
be动+主语+其它? 
Is he a teacher?
Does +主语+动原+其它? 
Does he go to school every day?
Do+主语+动原+其它? 
Do they go to school every day?
情动+主语+动原+其它? 
Can they sing a song?

肯回Yes, he is.
否回No, he isn’t.
肯回Yes, he does.
否回No, he doesn’t.
肯回Yes, they do.
否回No, they don’t.
肯回Yes, they can.
否回 No, they can’t.
特殊疑问句
特词+ be动+主语+其它? 
What is he?
特词+ does +主语+动原+其它? 
What does he do every day?
特词+ do+主语+动原+其它? 
What do they do every day?
特词+情动+主语+动原+其它? 
What can they do?
三、动变规则：
1、一般在动词 加s。 如：talk –talks, live –lives。
2、以s, x, ch, sh或o结尾的动词 加es。如：guess-guesses,mix-mixes,watch –watches, wash –washes, go –goes,do–does
3、以辅音字母加y结尾的动词，把y变成i再加es。如：study--studies fly –flies。
4、特殊 have的第三人称单数为has。 be的第三人称单数为 is