七年级英语上册-Unit-2-This-is-my-sister语法专项突破省公开课一等奖百校联赛赛

语法专题突破第1页Ⅰ.指示代词this,that,these,those表示“这个;这些”“那个;那些”等指示概念词,叫指示代词。this,that,these,those是英语中四个最基本、最惯用指示代词。前两个惯用来指代名词单数,后两个惯用来指代名词复数。1.this,that,these,those基本使用方法语境领悟

—Isthis/thatyourdog?这/那是你狗吗?—No,itisn’t.不,不是。/Yes,itis.是,它是。—Arethese/thoseyourbrothers?这/那些是你哥哥们吗?—Yes,theyare.是,他们是。ⅠⅡ第2页自主归纳

研读以上例句可知:“Isthis/thatyour...?”用于问询“这/那是你……吗?”是普通疑问句,它必定回答为:

,

;否定回答是“No,itisn’t.”;“Arethese/thoseyour...?”用于问询“这/那些是你……吗?”也是普通疑问句,它必定答语为“Yes,theyare.”;否定答语为“

,

.”。指示代词作主语并用于问句中时,回答普通用

代替this和that,they代替these和those。

Yes,they

are.作简单答语时不能够缩写成“Yes,they’re.”。YesNoitistheyaren’titⅠⅡ第3页2.给某人介绍第三者语境领悟

Mom,thisisDanny.妈妈,这是丹尼。Tom,thisismyfriendMary.汤姆,这是我朋友玛丽。自主归纳

研读以上例句可知,把某人介绍给第三者时,惯用“

...”句型,不用“Thatis...”或“She/Heis...”。

拓展引申

打电话向对方介绍自己时,要用“Thisis...”;问询对方是谁时,用“Who’sthat?”或“Isthat...?”。ThisisⅠⅡ第4页学以致用

用this,that,it,these,those,they填空(1)—Is

yourpen?

—No,

isn’t.

isherpen.

(2)—Whatare

?

—

arebooks.

(3)—Whatare

overthere?

—Theyareoranges.this/thatitItthese/thoseTheythoseⅠⅡ第5页Ⅱ.人称代词人称代词分为主格(I,you,he,she,it,we,you,they)和宾格(me,you,him,her,it,us,you,them)两种形式,主格作主语,宾格作宾语或表语。1.人称代词格与数meusyouyouhimheritthemⅠⅡ第6页2.be配对人称代词语境领悟

Iamyourfriend.我是你朋友。Youaremyfriend.你是我朋友。She/Heismyteacher.她/他是我老师。Itisabook.它是一本书。They/We/YouarefromLondon.他们/我们/你们来自伦敦。自主归纳

研读以上例句可知,人称代词与be搭配情况以下:amareisareⅠⅡ第7页学以致用

用am,is,are填空(4)We

goodfriends.

(5)I

astudent.

(6)He

fromShanghai.

areamisⅠⅡ第8页ⅠⅡⅠ.用be动词适当形式填空1.They

fromTianjin.

2.She

abeautifulgirl.

3.SheandI

students.

4.We

theirfriends.

5.He

agoodboy.

areisareareis第9页ⅠⅡⅡ.选词填空Imehimhetheythemmy1.

amamiddleschoolstudent.

2.

aremygoodfriends.

3.

isacleverboy.

4.Heisinhospital.Youshould(应该)gotosee

.

5.Theyareoverthere.Youcangotoplaywith

.