基础模块上册-Unit-1-主系表结构及There-be-句型课件-

基础模块上册Unit1主系表结构及There-be-句型课件PPT

主-系-表结构讲解主语：主语是一句话的中心，表示所说的是谁或是什么，其位置一般放在句首。主语主要由名词、动名词、代词来充当。

book,ruler,father,sister,Jack,Beijing,China,booksparents,flowersshe,

he,they,it等等。2大家好

系动词：系动词be一般现在时态有am,

is,are三种形式。（am和is的过去式为

，are的过去式为

。）

我(I)用am,你(You)用are,is用于她他它（She,He,It）其余单数用is复数用arewaswere3大家好表语：表语是用来修饰主语的，说明主语的身份、性质、品性、特征和状态的，表语位于系动词之后

充当表语的有：形容词、名词、介词短语、副词、代词、数词。形容词：

Theyarebig.名词：Iamateacher.介词短语：Sheisintheclassroom.副词：Youlookwell.代词：It’sme.数词Myfatherisforty-nine.4大家好1.This______anEnglishbook.2.I______astudent.3.He______ourEnglishteacher.4.They______mygoodfriends.5.Thegirl______anewstudent.6.She______inherbedroom.7.We______newstudents.8.I______aboy.Myname______Mike.isamisareisisareamisExercise:请用be相应的形式填空5大家好否定形式主系表结构的否定形式是在系动词后面加not构成。

肯定形式否定形式Iamateacher.Sheismysister.Theyarestudents.ThisisLucy.Itislarge.缩写形式：isn’t/aren’t/am与not不缩写Iamnotateacher.

Sheisnotmysister.

Theyarenotstudents.

ThisisnotLucy.

Itisnotlarge.

6大家好大家学习辛苦了，还是要坚持继续保持安静疑问式主系表结构的疑问形式是把系动词be移到主语前面。如果有some的话，疑问式和否定式都需要把some改为any。（因为some多用于肯定句，any多用于疑问句和否定句）1.HeisaworkerIsheaworker?Yesheis/Noheisn’t2.Iamastudent.Areyouastudent?YesIam/NoIamnot3.Thisisthestudents’dormitoryIsthisthestudent’sdormitory?Yesitis/Noitisn’t8大家好Therebe

句型9大家好

Thereisanappleonthechair.请使用Therebe---描述下图10大家好Thereisaballinthebasket.11大家好Therearetwoapplesonthechair.12大家好Thereisapencilinthepencil-box.13大家好Therearethreebooksonthedesk.14大家好概念结构Therebe句型是英语中常用句型，意思是“有…..”，表示“人或事物的存在”或“某地有某物”。主语在therebe之后。句尾通常有表示地点的状语。肯定结构：Thereis(are)+主语+状语否定结构：Thereis(are)+not+主语+状语一般疑问句结构Be+there+主语+状语？15大家好Be的变化看名词在therebe句型中主语是单数，be动词用is；主语是复数，be动词用are。主语是不可数名词的用is大家好

Example：a.

Thereis+a/an+单数可数名词Thereis+不可数名词

Thereisabookonthedesk.

桌子上有一本书。Thereissomewaterinthebottle.瓶子里有些水。17大家好

b.Thereare+复数名词Therearesomepicturesonthewall.墙上有些图画。Therearetwoapplesinthebasket.篮子里有两个苹果。大家好看名词There_____agirlintheclassroom.A.isB.are

There_____somebreadontheplate.A.isB.are

There_____alotoftreesinthePark.A.isB.are

19大家好Thereisacatunderthetree.20大家好Therearetwodogsunderthetree.21大家好Therebe就近原则

如果句中主语有两个以上的名词，be用单数还是用复数取决于靠近be的名词Thereisacatandtwodogsunderthetree.Therearetwodogsandacatunderthetree.22大家好therethere是个近视眼。

23大家好Example就近原则There_____adeskandfifty-fivechairsintheclassroom.A.areB.is

24大家好There_____fifty-fivechairsandadeskintheclassroom.A.areB.is

25大家好There_____somewaterinthebottle.A.isB.areC.haveD.be

26大家好Thereis______.A.apencilB.twobooksC.fiveapplesD.awater

27大家好There_____apencil-caseandmanypencilsinTom’sschoolbag.A.isB.areC.haveD.be

28大家好Therearealotof_____inthefridge.A.meatB.chickenC.eggsD.milk

29大家好Therebe句型的否定句否定结构：Thereis(are)+no(notany)+主语+状语如果句中有some，要变成any.notany=no1.Therearetwobooksonthedesk.Therearen’ttwobooksonthedesk.2.Thereissomebreadintheplate.Thereisnotany(no)

breadintheplate.Example：30大家好一般疑问句：be动词(is,are)要提到句首。

some变any，其他都不变结构:Be+there+主语+状语？1.Thereisadoginthehouse.(变成一般疑问句）Isthereadoginthehouse?2.Therearesomebooksonthedesk.(变成一般疑问句）Arethereanybooksonthedesk?Therebe句型的一般疑问句Example：31大家好课堂练习：

1、Thereapencilinthepencilbox.

2、There

someflowersonthedesk.3、Therefourpeopleinmyfamily.4、Thereapictureandtwomapsonthewall.5、A:thereacatunderthetree?

B:Yes,thereisareareisIsis

一、用be动词is/are填空：大家好1.There_____aclockonthetable.A.is

B.are2.______therearadioonyourdesk?A.

are

B.is3.____thereamaponthewall?Yes,there______.A.are/is

B.is/are

C.is/is

D.are/are4.There_____somestudentsintheclassroom.A.are

B.is5.There_____apencil,abookandtwopensonthetable.A.is

B.areACAAB二、选择题：大家好6.There___twoapples,oneorangeandonebananaonthetable.A.is

B.are7.Arethere___picturesonthewall?No,therearen't___.A.any/anyB.some/any

C.some/someD.any/some8.Thereisn'tabookinhishand.Thereis_____bookinhishand.A.no

B.not9.Thereisatree____theplayground.A.at

B.near10.--Arethere_____shopsnearhere?--No,thereare_____shopsnearhere.A.some,not

B.some,any

C.any,not

D.any,noBAABD大家好Therearethreepensonthetable.Therearenotthreepensonthetable.Aretherethreepensonthetable?Yes,thereare.No,therearen’t.Therearesomeapplesonthetree.Therearenotanyapplesonthetree.Arethereanyapplesonthetree?Yes,thereare.No,therearen’t.Thereisaneraserinthepencil-box.Thereisnotaneraserinthepencil-box.IsThereaneraserinthepencil-box?Yes,thereis.No,thereisn’t.变否定句和疑问句，并做回答。大家好翻译在桌子上有3支钢笔。Therearethreepensonthetable.在树上有一些苹果。Therearesomeapplesonthetree.在椅子上有一只兔子。Thereisarabbitonthechair.在铅笔盒里有一块橡皮。Thereisaneraserinthepencil-box.Homework大家好教室里有很多桌子和凳子。Therearemanydesksandcha