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1、Unit3Isthisyourpencil?GrammarFocus-3cQuestionsAnswersIsthisyourpencil?Yes,itis.It’smine./No,itisn’t.It’shers.Isthishisgreenpen?Yes,itis./No,itisn’t.Theblurpenishis.Isthatyourschoolbag?Yes,itis./No,itisn’t.It’shis.Aretheseyourbooks?Yes,theyare./No,theyaren’t.They’rehers.Arethoseher
2、keys?Yes,theyare./No,theyaren’t.They’remine.GrammarFocusAttention!it’s＝itisisn’t＝isnotaren’t＝arenot3aCompletethequestionsandanswersabouteachpicture.Isyourbook?Yes,itis.No,it.Aremypencils?Yes,are.No,theyaren’t.Ishisruler?Yes,it.No,itisn’t.Areherpens?Yes,theyare.No,they.thisisn’tthe
3、setheythatisthosearen’t3bReadthequestionsandcompletetheanswers.Isthisherruler?IsthatEric’sschoolbag?Arethesehispencils?ArethoseAnna’sbooks?Yes,.It’s.No,.Sally’s.Yes,.They’re.No,.Mine.itishersitisn’tItistheyarehistheyaren’tThey’re3cPutsomethingsintotheteacher’sbox.Thentakesomething
4、outoftheboxandfindtheowner.Youonlyhavetwoguesses!A:Isthisyourbook?B:Yes,itis.Conversation1A:Isthatyourruler?B:No,itisn’t.Itishers.Conversation2A:Isthisyourpen?B:Yes,itis.It’smine.Conversation3GrammarfocusThisisapencil.Isthisapencil?Thisismypencil.Isthisyourpencil?一般疑问句一、含义以动词be,ha
5、ve或助动词、情态动词开头，以yes或no作回答的问句叫做一般疑问句。回答时可以用完整的句子回答，但大多数情况下只需作简略回答。二、构成及答语如果句中有动词be(am,is,are)，将动词提到主语前，并大写开头字母，句末用问号，主语第一人称变第二人称，即变成了一般疑问句。一般疑问句要用Yes或No来回答。它的肯定答语是Yes,itis.否定答语是No，itisn’t.注意答语用it代替this/that。Thisismypencil.Isthisyourpencil?含有be动词的陈述句变为一般疑问句的步骤一般疑问句的肯定和否定回答：Isthisyour
6、mother?Aretheseyourbrothers?Yes,itis.No,itisn’tYes,theyare.No,theyaren’tIsheyourbrother?Yes,heis.No,heisn’t总结：1.答语中的代词必须是______代词，人称he、she、it、they、we、I不能用these不能用this和问句中的主语保持一致一般疑问句的肯定和否定回答：Isthisyourpencil?Aretheseyourbrothers?Yes,itis.No,itisn’t.Yes,theyare.No,theyaren’t.Isheyo
7、urbrother?Yes,heis.No,heisn’t.总结：2.答语中的动词通常和______________________保持一致问句中的首位动词变为疑问句并做肯定和否定回答：1.Thisismyclock.2.Thatisyourring.3.Theseareherbooks.4.Thosearehisoranges.5.Thosearemybackpacks.Isthisyourclock?Isthatyourring?Aretheseherbooks?Arethosehisoranges?Arethoseyourbackpacks?1.--
8、Isthisyour_____________?--Yes,___
