英語七年級(jí)上冊(cè)Unit 3 Is

IdentifyownershipNamesforschoolthingsObjectivesapencilapenabooka

schoolbagadictionaryWhat’sthis?

an

eraserIt’sapencil.an

eraserarulerapencilboxWhat’sthat?It’saneraser.pencils

schoolbagsdictionariesWhatarethese?

pencilboxesThey

arepencils.erasersrulerspencilboxesWhatarethose?They’reerasers.What’sthis/that?It’sa/an…What’rethese/those?They

are…anerasera

schoolbagapencilboxabookapencilawatchWhatcanyouseeinyourclassroom?glassesapenaruleracupWhatcanyouseeinyourclassroom?Matchthewordswiththethingsinthepicture.1a1.pencil2.pen3.book4.eraser5.ruler6.pencilbox7.schoolbag8.dictionaryegbhcfadWho’sthequickest?比比誰最快？It’sa/an…Thisisapencil.IsthisapencilThisismypencil.Isthisyourpencil?Yes,itis.No,itisn’t.Thatismybook.Isthatyourbook?Yes,itis.No,itisn’t.A:Isthisyourpencil?B:Yes,itis.It’smine.A:Isthatyourschoolbag?B:No,itisn’t.It’shis.A:Aretheseyourbooks?B:No,theyaren’t.They’rehers.Listenandnumbertheconversations[1-3].1b321Isthisyourschoolbag?Yes,itis.It’smine.myschoolbagIsthisyoureraser?No,itisn’t.It’shis.hiseraserhisIsthatyourpencil?No,itisn’t.It’shers.herpencilhersAretheseyourdictionaries?Yes,theyare.They’remine.mydictionariesAretheseyourbooks?No,theyaren’t.They’rehers.herbookshersArethoseyourpencilboxes?No,theyaren’t.They’rehis.hispencilboxeshisIsthis______(you)pencil?Yes,________.youritisPAIRWORK1cIsthis________(you)book?No,__________.yourit

isn’t____this______(he)book?_______,itis.hisYesIs在be動(dòng)詞引起的一般疑問句中，be動(dòng)詞的形式由主語決定。當(dāng)主語為第三人稱單數(shù)時(shí)，謂語用單數(shù)is；當(dāng)主語為第二人稱或其他復(fù)數(shù)人稱時(shí)，be動(dòng)詞用are；當(dāng)主語為I時(shí)，be動(dòng)詞用am。

由be動(dòng)詞引起的一般疑問句一般疑問句通常用yes或no來回答；作肯定回答時(shí)，主語與be動(dòng)詞不能縮寫在一起；作否定回答時(shí)，be動(dòng)詞常與not縮寫在一起，如isn’t。注意：am和not不能縮寫在一起。請(qǐng)根據(jù)句意，用be動(dòng)詞的適當(dāng)形式填空。1.—______thatyourIDcard?

—Yes,it______.2.—Issheateacher?

—______,sheis.3.—Isthisyourquilt?

—______,itisn’t.IsYesNois