初中英語-人教版七年級下冊UNIT-8-語法：There-be句型課件

1、There be句型1There be句型1There be句型1.定義：There be句型表示某處存在某物或某人。2.結(jié)構(gòu)：(1)There is +單數(shù)可數(shù)名詞+地點狀語.(2)There is + 不可數(shù)名詞 +地點狀語 （即使有some 也是 單數(shù)）(3) There are +復(fù)數(shù)名詞+地點狀語.注意：there是引導(dǎo)詞，在句中不充當(dāng)任何成分，翻譯時也不必譯出。句子的主語是某人或某物，謂語動詞be要與主語（某人或某物）的數(shù)保持一致。2There be句型1.定義：There be句型表示某處存There be句型考點1.There be句型遵循就近原則當(dāng)主語是兩個或兩個以上的名詞時

2、，謂語動詞要與跟它最近的那個名詞一致。 There is a bird in the tree. There is a teacher and many students in our classroom. There are two boys and a girl under the tree.3There be句型考點1.There be句型遵循就近原則There be句型考點2.There be句型轉(zhuǎn)換（1)否定句：There be句型的否定式的構(gòu)成和含有be動詞的其它句型一樣，在be后加上not或no即可。注意：not和no的不同：not是副詞，no為形容詞，not a/an/any

3、+ n. 相當(dāng)于no+ n. There are some pictures on the wall.There arent any pictures on the wall.=There are no pictures on the wall. There is a bike behind the tree.There isnt a bike behind the tree.=There is no bike behind the tree.4There be句型考點2.There be句型轉(zhuǎn)換4There be句型考點2.There be句型轉(zhuǎn)換（2)一般疑問句句：變成一般疑問句There

4、 be句型的一般疑問句變化是把be動詞調(diào)整到句首，再在句尾加上問號即可。注意：當(dāng)肯定句中有some時，要將其改為any（否定變化也一樣）There is some water on Mars. Is there any water on Mars?Yes, there is./No, there isnt.There are some fish in the water.Are there any fish in the water? Yes, there are./No, there arent.5There be句型考點2.There be句型轉(zhuǎn)換5There be句型考點2.There

5、be句型轉(zhuǎn)換（3)特殊疑問句：特殊疑問詞+一般疑問句？對主語提問：當(dāng)主語是人的時候，用who 引導(dǎo)，當(dāng)主語是物的時候，則用what引導(dǎo)。There are many things over there.Whats over there?There is a little girl in theroom.Who is in the room?對地點狀語提問：則用where 引導(dǎo)。There is a computer on the desk. Where is the computer?There are four children on the playground. Where are th

6、e four children?6There be句型考點2.There be句型轉(zhuǎn)換6There be句型考點2.There be句型轉(zhuǎn)換（3)特殊疑問句：特殊疑問詞+一般疑問句？對數(shù)量提問：How many+復(fù)數(shù)名詞+are there+介詞短語？How much+不可數(shù)名詞+is there+介詞短語？There are five people in the picture.How many people are there in the picture?There is some water in the bottle.How much water is therein the bot

7、tle ?7There be句型考點2.There be句型轉(zhuǎn)換7There be句型考點3.There be句型的時態(tài)be可以隨時態(tài)變化，所以there be句型的時態(tài)有現(xiàn)在時:There is/are過去時:There was/were或There used to be將來時:There is/are going to be或There will be完成時:There have/has been還可表推測:There must be或there cant be等8There be句型考點3.There be句型的時態(tài)8There be句型考點4.There be 句型反意疑問句的構(gòu)成：“

8、前肯，be not there?”或者“前否，be there?There is some milk in the bottle, isnt there?There arent any books in the bag, are there?5.There be 句型的主謂一致：There be 結(jié)構(gòu)中的be動詞要和后面所跟名詞保持一致,遵循就近原則。There isnt any rice in the bowl.There were many apples on the tree last year.9There be句型考點4.There be 句型反意疑問句There be句型考點6.T

9、here be 句型用的其他動詞：There be 句型中有時不用動詞be ，而用come , live ,stand , lie,seem to be , happen to be .There used to be a cinema here before the war. 戰(zhàn)前這里有一個電影院。There happened to be a man walking by. 恰好有一個人從旁經(jīng)過。There seems/appears something the matter with her. 她好像是出了什么事似的。There existed different opinions on

10、this issue. 對這個問題曾有不同看法。There remained just twenty-eight pounds. 只剩28英鎊了。10There be句型考點6.There be 句型用的其他動There be句型考點7.There be后接表示物的主語時，后面常接不定式作定語，不定式常用主動形式表示被動意義。There is a lot of work to do. 有許多工作要做（工作被做）8.There be后接表示人或動物的主語時，后面長接V-ing形式作定語。There are some children playing downstairs. 幾個孩子在樓下玩。11

11、There be句型考點7.There be后接表示物的主語There be句型和have/has的區(qū)別There be表示某地有某人/物，強調(diào)客觀存在There is an apple on the table.There are two men in the office.have/has表示某人擁有某物， 強調(diào)主觀擁有I have an apple.He has two sons. 12There be句型和have/has的區(qū)別There be活學(xué)活用1.Therea meeting tonight.A will be B had be C is going be D was2.The

12、rea knock at the doorjust now .A will be B has been C were D was3.There is _ on the floorAcat Bwater Cboxes Dfootball4.There are _ on the floorAcat Bboxes Cwater Dfootball13活學(xué)活用1.Therea me活學(xué)活用1.Therea meeting tonight.A will be B had be C is going be D was2.Therea knock at the doorjust now .A will be

13、 B has been C were D was3.There is _ on the floorAcat Bwater Cboxes Dfootball4.There are _ on the floorAcat Bboxes Cwater Dfootball14活學(xué)活用1.Therea me活學(xué)活用1.There is a river behind the house.(將句子改為否定句）2.There is some water on Mars.(將句子改為一般疑問句）3.There arethreewomen in the photo .（對劃線部分提問）4.There issomewater in the bottle .（對劃線部分提問）15活學(xué)活用1.There is a river behind 活學(xué)活用1.There is a river behind the house.(將句子改為否定句） There isnt a river behind the house.2.There is some water on Mars.(將句子改為一般疑問句） Is there some