仁爱七年级下册英语单元知识点(仁爱版七年级下册英语Unit7知识点精讲)


仁爱七年级下册英语单元知识点(仁爱版七年级下册英语Unit7知识点精讲)(1)


Unit7 Topic1

重点语法:掌握be动词的一般过去式。重点句型

—Were you born in Hebei?

---Yes, I was./ No, I wasn’t.

—When was your daughter born?

—She was born on October 22nd, 1996.

What's the shape of your present?

What does it look like?

How long/wide is it?

What do we use it for?

We use it to study English.

重点讲解:

1.英语中日期可以有两种表达法:

(1)月日,年。May 1st,2008

(2)日月,年。1st May,2008

2.plan to do sth.计划做某事

plan for sth.某事订计划

3.基数词变序数词的规律:

基变序,有规律,五/十二ve用f替再加th;

一二三,特殊记,整几十y变为ie再加th;

八去t九去e,然后再加th;

若是遇到几十几,只改个位就可以。

4.表示确切“几百”时,hundred后面不加“s”,但表示不确定数目的“数以百计”时,hundred后面应加“s”,用“hundreds of”表示。

three hundred students三百名学生

hundreds of students上百名学生

5.英语中表达物体的长、宽、高,先说数字,再说单位,最后加上一个表示长、宽、高的形容词。“.”读做“point”。

6.4米长 six point four meters long

6.What do we use it for?我们用它来做什么?

use sth. to do sth.用某物做某事.

= use sth. for doing sth.

语法讲解 :be动词的一般过去时

1. be动词的一般过去时,表示过去存在的状态。 My brother was at school yesterday.

2. be动词的过去式为was/were,其否定式为was not/wasn’t和were not/weren’t.

3. 一般疑问句以及简略回答:

—Were you born in July,1999?

—Yes, I was./No,I wasn’t.

Topic2重点语法 

掌握情态动词can/can’t,could/couldn’t的用法。

重点句型

—Can/Could you dance?

—Yes, I can/could. No, I can’t/couldn’t.

—What can you do?

—I can speak English.

He can’t sing English songs.

重点讲解:

1.—Do you want to sing Chinese songs or English songs? —Chinese songs.

选择疑问句中,回答时只能选择一者作答,不能用“Yes”或“No”回答。

2.I’d like to take these flowers to the party. take sb./sth. to sw.带某人/某物去某地

巧辩异同 take与bring :

take (从说话人处带到别处)带去,带走

bring (由别处带到说话人处)带来

3.一段时间 ago是表示过去的时间状语。 two years ago两年前

at the age of 在……岁的时候

4.be good at doing sth. = do well in doing sth.擅长做某事,在……方面做得好。

5.with one’s help = with the help of… 在……的帮助下

6.can和could的使用

(1) can(could)“可以,同意,准许”表示请求,允许。could语气较can委婉。

(2) can“会,能”,表示能力,could表示过去的能力。

Topic3重点语法

行为动词的一般过去时及其回答。

重点句型

—Did you sing a song at the party?

—Yes, I did/No, I didn’t.

I missed the chair and fell down.

How could you lie to me?

Kangkang made a silent wish and them he blew the candles out in one breath.

重点讲解

1.Did Kangkang enjoy himself?

康康玩得开心吗?

Enjoy是及物动词,后接名词,代词或是动名词,意为“喜爱,欣赏,享受……的乐趣。”

enjoy oneself = have a good/great time

玩得愉快

enjoy doning sth.

喜欢做某事

巧辩异同 like, love与enjoy

(1)like喜欢(程度较弱)like doing/to do

(2) love热爱(程度较强)love doing/to do

(3)enjoy喜爱,欣赏,享受……的乐趣enjoy doing

2 .It’s your turn.该你了。

turn 是名词,意思是“轮流”,It’s one’s turn to do sth.轮到某人做某事。还可以做连系动词,意为“变成……”,后接形容词做表语。

3.反身代词oneself变化如下:

①第一二人称用形容词性物主代词 self(selves)

I→myself you→yourself(yourselves)

②第三人称用人称代词宾格 self(selves)

he→himself they→themselves

4.What happened to Michael at the party?聚会上迈克发生什么事情了?

happen to sb. 某人发生某事,to是介词 happen to do…碰巧干某事,to是不定式符号

语法讲解 :一般过去式

一、一般过去式表示:

(1)过去存在的状态。

My father wat at work yesterday afternoon.

(2)过去某个时间发生的动作。

I got up at 6:30 yesterday.

(3)过去经常或反复发生的动作。

He always went to work by bus last year.

常用的时间状语:two days/months/years ago, last year, in those days, just now, in 2002等。

二、动词过去式的构成:

1. 规则动词①在动词后面直接加“ed”。play-played ②动词以“e”结尾加“d”。move-moved ③动词以辅音字母加y结尾改y为i加ed. study-studied ④动词为重读闭音节,双写词尾的辅音字母加ed. plan-planned stop-stopped

2. 不规则动词

am/is-was

are-were do-did (详情见书后不规则动词表)

三、行为动词一般过去时态陈述句变否定句和一般疑问句:

肯定句:I bought some books yesterday.

否定句: I didn’t buy any books yesterday.

一般疑问句:Did you buy any books yesterday?

Unit5—Unit7中出现的冠词用法

1.弹乐器前要带定冠词the,而进行球类运动,刚不带the。play the guitar/piano play soccer/basketball

2.序数词,前面要用定冠词the。

on the second floor

3.三餐前面不用冠词。

have breakfast/lunch/supper

介词的用法

1. 在几点常用介词at, 在星期几常用on。

在早上、下午、晚上常用in

在具体某是前,用介词on

在月份或年份前用介词in

在具体到某一天的早上/下午/晚上,用on

at seven o’clock;

on Sunday; in the morning.

2.在哪一层楼用介词on.

,

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