英语七年级上册Unit 3 Is this your pencilUnit 3 Is t

SectionAPeriodTwo______yourpencil?________.It’smine.___thatyour______?__________.____hers.ReviewIsthisYes,itisIsrulerNo,itisn’tIt’sThisisadictionary.Isthisyourdictionary?Yes,itis.It’smine.No,itisn’t.It’shis/hers.Thisisaschoolbag.Isthisyourschoolbag?Yes,itis.It’smine.No,itisn’t.It’shis/hers.Thisisapencil-box.Isthisyourpencil-box?Yes,itis.It’smine.No,itisn’t.It’shis/hers.Conversations:Yes,itis.It’smyschoolbag.Isthisyourschoolbag?Isthisyourbook?

No,itisn’t.It’shisbook.ChantThisisaneraser.Eraser,eraser,E-R-A-S-E-R,eraser.Thatisaruler.Ruler,ruler,R-U-L-E-R,ruler.…..______abook?No,it______.What’sthisinEnglish?It’sa______.Howdoyouspellit?_________________.LookandsayIsthispencilP-E-N-C-I-Lisn’t___________inEnglish?________________._____doyouspellit?___________________.What’sthisIt’saschoolbagHowS-C-H-O-O-L-B-A-G_____________English?______________.____________________?E-R-A-S-E-R.What’sthisinIt’saneraserHowdoyouspellitA:What’sthisinEnglish?B:It’sapen.A:Howdoyouspellit?B:P-E-N.A:Whatcolorisit?

B:It’spurpleandbrown.Practicetheconversation.Grammar含be动词的否定句和一般疑问句【练习】按要求完成下列各题。1.Sheismysister.(改为否定句)______________________2.Thesearemybooks.(改为否定句)_________________________3.ThatisAnna’seraser.(改为一般疑问句)_______________________4.Theyaremyparents.(改为一般疑问句)_______________________5.IamJane.(改为一般疑问句)_________________Sheisn’tmysister.Thesearenotmybooks.IsthatAnna’seraser?Aretheyyourparents?AreyouJane?一般疑问句有两种，本单元主要讲由be动词引导的疑问句。包含动词be的陈述句变为否定句时，在be动词(am,is,are)后面加否定词not即可。如：I’mLinda.→I’m

notLinda.HernameisJane.→Hernameisnot/isn’tJane.Grammar否定句包含动词be的陈述句变为一般疑问句时,只需将动词be(am,is,are)移至句首。

注意:

动词be(am,is,are)第一个字母大写；2.句末用问号。一般疑问句对一般疑问句的回答分为肯定和否定回答:作肯定回答先说Yes,再作简单叙述,如:-Isthisyourpen?-Yes,itis.It’smypen.作否定回答先说No,再作补充回答。如:-Isthatherbaseball?No,itisn’t.It’smybaseball.【特别提醒】I’m…变一般疑问句时，通常为Areyou…?特殊疑问句是由疑问词what,how,where等疑问词来引导的。其结构是:疑问词＋be/助动词/情态动词＋主语＋谓语?如：What’syourtelephonenumber?What’sthisinEnglish?How

doyouspellit?特殊疑问句特殊疑问句回答时要根据所问的情况回答，不能用Yes或No。如：①-What’sthis?这是什么？

-It’saneraser.这是一块橡皮。②-What’syourtelephonenumber?

你的电话号码是多少？

③-What’syourlastname?你姓什么？

-MylastnameisZhang.我姓张。I.按要求完成句子，每空一词。1.Thisismypencil.(改为一般疑问句)___this____pencil?2.Isthathereraser?(作肯定回答)____,it___.3.Thoseareherpens.(改为一般疑问句)__________herpens?4.Aretheseyourkeys?(作否定回答)No,__________.5.Thatismydictionary.(改为复数句)__________my__________.IsyourYesisArethosetheyaren’tThosearedictionariesII.根据图片提示，补全小对话。A:_________________B:Yes,itis.It’smine.2.A:Whatarethese?B:_______________3.A:Isthisaneraser?B:____________________Isthisyourpencil?They’rebooks.No,itisn’t.It’saruler.4.A:What’sthatinEnglish?B:______________5.A:IsyourauntanEnglishteacher?B:___________It’sapencilbox.Yes,sheis.III.Translateandwritethemdown.-这个用英语怎么说？-它是一块橡皮。-你怎么拼写它呢？-这是你的橡皮吗？-不，不是。这是她的橡皮。

What’sthisinEnglish?

It’s

aneraser.

Howdoyouspellit?

Is

thisyoureraser?

No,itisn’t.It’shers.IV.根据要求完成句子。1.Thisishereraser.(改一般疑问句)2.IsthatMary’spen?(否定回答)3.Thatismyruler.(否定陈述句)4.Ishispenhere?(肯定回答)Isthishereraser?No,itisn’t.Thatisn’tmyruler