人教版初一上册英语语法
时间:2025-07-15
时间:2025-07-15
M1. 动词be 说明身份、年龄、状态等
一、动词be(am, is, are):说明身份、年龄、状态等。
例:I am a teacher. 我是一名老师。
I am 21 years old. 我21岁了。
I am very healthy. 我很健康。
二、be动词的人称变化:
第一人称I-----am
第一人称复数we,第二人称you,第三人称复数they-----are
第二人称he/she/it-----is
三、在一般疑问句中:be 动词提前
例:Are you the student from Class Two? ----Yes, I am. / No, I’m not.
Is he from Class Two? ---- Yes, he is. / No, he isn’t.
Are they from Class Two? ---- Yes, they are. / No, they aren’t.
四、在否定句中:be+not
例:I am not from Class Two.
He is not (isn’t) from Class Two.
They are not (aren’t) from Class Two.
五、动词be的具体使用:
1、be+形容词
例:I’m very tired
2、be+名词
例:She is a student.
3、be+介词短语
例:She is at home now.
4、be+副词
例:Class is over.
M2. this, these, that, those的用法
一、 this,that用法 :
1. this和that是指示代词
2.距离说话人近的人或物用this(这), 距离说话人远的人或物用that(那) 例: This is a flower. 这是一朵花。(近处)
That is a tree. 那是一棵树。(远处)
3. 放在一起的两样东西,先说this, 后说that。
例:This is a pen. That is a pencil. 这是一支钢笔。那是一支铅笔。
4. 向别人介绍某人时说This is…, 不说That is…。
例:This is Helen. Helen, this is Tom. 这是海伦,海伦,这是汤姆
5. 在回答this或that作主语的疑问句时, 要用it代替this或that。
例: ①—Is this a notebook? 这是笔记本吗? —Yes, it is. 是的,它是。
②—What’s that? 那是什么? —It’s a kite. 是只风筝。
二、these和those用法
1. these和those是指示代词
2. these是this的复数形式,指时间,距离较近的或下面要提到的人或事;those是that的复数形式,指时间、距离较远或前面已经提到过的人或事物。
例:①This is my bed. That is Lily’s bed. 这是我的床。那是莉莉的床。
②These pictures are good. 那些画很好。
③ Are those apple trees? 那些是苹果树吗?----Yes, they are. 是的,他们是。
M3.there be句型的用法
1.there be:表示某地有某物
例:There is a book on the desk.
There are some books on the desk.
2.否定形式:be + not
例:There is not (isn’t) a book on the desk.
There are not (aren’t) any books on the desk.
3.一般疑问句:be提前
例:Is there a book on the desk? Yes, there is. No, there isn’t.
Are there any books on the desk? Yes, there are. No, there aren’t.
4.特殊疑问句:疑问词+一般疑问句
例:How many desks are there?
M4.have got的用法
1.have got: 表示某人有某物。
例:I / You/ They have got a cat.我/你/他们有一只猫。
He / She has got some food. 他/她/有一些食物。
2.否定形式:have / has + not
例:I /You/ They have not (haven’t) got some books.
He/She has not (hasn’t) got any food.
3.一般疑问句:have / has 提前
例:Have you / they got any food? Yes, I/ they have. / No, I/ they haven’t.
Has he / she got any food? Yes, she/ he has. / No, she / he hasn’t.
4.特殊疑问句:疑问词+have / has
例:What have you / they got?
What has she / he got?
注意:当have表示“有”时:
否定:don’t / doesn’t + have 例:He doesn’t have a big dog.
一般疑问句:do/does提前 例:----Does she have a big dog?
-----Yes, she does. / No, she doesn’t.
M5. some, any的用法
some 用于肯定句中,any 用于疑问和否定句中。
例:There is some milk in the cup. 杯子里有一些牛奶。
We haven't got any English classmates. 我们没有任何英国同学。
Have you got any brothers? 你有兄弟吗?
M 6,7,8行为动词的一般现在时
一、一般现在时:①表示经常性的事情,经常性的动作或一般性事实。
②表示客观真理,科学原理,自然现象,等客观事实或格言,谚语等。
二、常用的频度副词:often 经常,usually通常,always 总是,seldom 很少,sometimes 有时。
注:频度副词一般放在行为动词的前面,助动词的后面
例:I often get up at ten to seven.
三、结构:主语+动词原型(只有在第三人称单数用动词的“三单变化”,其他用动词的原形)
四、句型:
1.陈述肯定句:主语+动词原型
例:I / You/ They go to school every day.
She/ He/ It has two ears.
She is Chinese.
2. 否定句:① 有be动词/ 情态动词:be/情态动词+not
②没有be动词/ 情态动词:do not/ does not +动词原型
例:He is not (isn’t) from China.
He does not (doesn’t) come from China.
I can not (can’t) swim.
3.一般疑问句:①有be动词/ 情态动词:be动词/ 情态动词提前
②没有be动词/ 情态动词: do/does提前,动词变为原型
例:Is he from China?
Does he come from China?
Can you swim?
4.特殊疑问句:①有be动词/ 情态动词:特殊疑问词+be动词/ 情态动词 ②没有be动词/ 情态动词:特殊疑问词+do/does
例:When does he go to school?
Where are you from?
五、动词变化:
1.直接在动词词尾加-s.
ask---asks work---works get---gets stay---stays
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