七年级英语上册课件：Unit3Isthisyourpencil.ppt

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1、Unit 3 Is this your pencil?Section Abackpack ruler pencil book pencil casepencil sharpenerpendictionary1a1.pencil_2.pen_3.book_4.eraser_5.ruler_6.pencil case _7.backpack _8.pencil sharpener_9.dictionary_CFBGEDAHI1b. Listen and number the conversations.A: Is this your pencil?B: Yes, it is .Its my pen

2、cil.A: Is that your backpack?B: No, it isnt. Its his backpack.A: Is this your ruler?B: No, it isnt. Its her ruler.321thatthis a rulera pencil sharpenera pen a book a dictionarya pencil a backpackan erasera pencil caseIs this a pencil case? Yes, it is.Is this your pencil case? Yes, it is. Its my penc

3、il case.No, it isnt. Its her pencil case.Is that an eraser? No, it isnt. Its a book.Is that your book? Yes, it is. Its my book.No, it isnt. Its his book.重点句型：Is this/that a/an ?Yes, it is. No, it isnt. Its a/an How do you spell it?Is this/that your?Yes, it is. It is my ./No, it isnt. Its his/her .2a

4、. Listen and check the things you hear.2b ListeningTim: Excuse me, Sonia. Is this your _. Sonia: Yes, thank you. And that is my_Tim: And Jane, is this your _ ?Jane: No, it isnt. Its her ruler.Tim: OK, and this is my _. And this is your _ , Jane.eraserrulerbookpencil casepencil 是以是以be动词动词(is, are 等等)

5、，情态，情态动词动词(can等等)或助动词或助动词(do, does等等)开头表示疑问的句子。对一般疑问开头表示疑问的句子。对一般疑问句的回答通常需要作肯定或否定回句的回答通常需要作肯定或否定回答。答。一般疑问句：一般疑问句：巧变一般疑问句 秘诀： 一调二改三问号一调二改三问号 一调一调：即把句中的be（am / is /are )调到主语的前面。 二改二改：句中的主语若含有I (my /we )等第一人称代词时，需将它们改为you (your /you ） 三问号三问号：句末的句号改为问号。Yes, it is. / No, it isnt.1.1. 它们是一般疑问句简略的答语。它们是一般疑

6、问句简略的答语。肯定答语：肯定答语：Yes,Yes,主语主语+ be.+ be.否定答语：否定答语：No,No,主语主语+ be + not.+ be + not.2. 2. 简略答语的主语要由问句的简略答语的主语要由问句的主语主语来来决定。若问句中主语是决定。若问句中主语是thatthat或或thisthis，答语的主语用答语的主语用it.it. 若主语是若主语是名词名词时，答语的主语应用相时，答语的主语应用相应的应的人称代词人称代词。如何将含如何将含be动词的肯定句变为否定句动词的肯定句变为否定句一般将含be动词am, is ,are 的肯定句转化为否定句时，直接在be动词am, is ,

7、are 后加上“not”即可。其他部分不变。e.g.1. This is a ruler . 变：This is not a ruler . 2. I am a student . 变：I am not a student. 3. Tim and I are good friends. 变：Tim and I are not good friends .口诀口诀 be 动词真伟大，动词真伟大，生出生出am is are .表示否定很简单，表示否定很简单，not加在加在be 后边。后边。若要变为疑问句，若要变为疑问句，be应移到主语前。应移到主语前。还有一点要注意，还有一点要注意，句末问号别忘记

8、。句末问号别忘记。be动词用法口诀动词用法口诀 我(I)用am，你(you)用are， is连着他(he)，她(she)，它(it)， 其余单数用(is)，复数就用are。一、将下列句子变成一般疑问句和否定句一、将下列句子变成一般疑问句和否定句1.This is an apple .2. It s my computer .3. This is my backpack .4. My phone number is 15094128670.5. Im Jenny .6. Her family name is King .7. Lu Ping and Xia Yu are friends .8.

9、The pens are yellow .二、分别对下列句子作出肯定回答和否定回答1. Is this your baseball ?2. Are you an English boy ?3. Is the girl your friend ?4. Is your pencil case red ?Section BbaseballwatchID card computer gamenotebookringkeypenPractice the conversation below.A: Whats this? B: Its a watch.A: How do you spell it?B: W

10、-A-T-C-H.3Match the words with the things in the picture.1.baseball _ puter game_ 5.key_ 7.ring_ 2.watch _ 4.ID card _ 6.notebook _ 8.pen_acfgdbheListen and circle the things you hear1a1b2aKelseyMikewatchListening 2bpenID cardbaseball在文中找到1、Call Alan at 495-6539. Call sb at + 电话号码 用这个号码打电话给某用这个号码打电话

11、给某人人 call sb 打电话给某人打电话给某人2、in the lost and found case 在失物招领招领箱里 lost and found 失物招领 in 介词 在里3、phone # = phone number # = number4、School ID card 学生证 ID card 身份证 5、A set of keys 一串钥匙 A set of 一串 、一套、一副 3aLost:My school ID card.My name is Tony.Please call 685-6034.Found: Notebook.Is this your notebook?

12、Please call Mary.Phone# 235-0285.Is this your watch?Call Alan at 495-3539.Alan,Is that your computer game in the lost and found case? Nick* call + 某人 + at +电话号码(用这个号码打电话给某人）如何写寻物启事如何写寻物启事1 1、标题、标题 2 2、丢失的东西、丢失的东西 3 3、失主的姓名、失主的姓名4 4、联系电话、联系电话 假如你叫欧弟，你不慎丢失假如你叫欧弟，你不慎丢失一支钢笔，你的联系电话是一支钢笔，你的联系电话是1352998470

13、313529984703。Lost:Lost:My pen. My pen. My name is OU Di.My name is OU Di.Please call 13529984703 .Please call 13529984703 .如何写招领启事如何写招领启事1 1、标题、标题: : 拾到的东西拾到的东西2 2、询问是不是失主的、询问是不是失主的3 3、联系人、联系人4 4、联系电话、联系电话 假如你叫艾伦，你在回家的假如你叫艾伦，你在回家的途中拾到一块手表，你想找到失途中拾到一块手表，你想找到失主，你的联系电话是：主，你的联系电话是：1509412867015094128670

14、。Found: A watchFound: A watchIs this your watch? Is this your watch? Please call AlenPlease call Alen. .Phone # 15094128670 Phone # 15094128670 at 529-6403.call David A set of keys. pleaseFound: Put these pieces in order to make a message:1243Put in order to make a messageMy name is Jack. A backpack

15、.Found: Phone number 63017047.at 63752148.Please call CindyMy notebook.Lost: Sue丢了英语书，Tom捡到一个铅笔盒。请你分别替他们写一份寻物启事和招领启事。（电话：Sue 872-5364, Tom 964-3142）知道知道be动词包括动词包括 am ,is arePractice the conversation below.A: Whats this in English B: Its a pen.A: How do you spell pen?B: P-E-NA: Whats this in English?

16、B: Its a pen.A: Can you spell it?B: Yes, P-E-N, pen.注意两个句型的区别。注意两个句型的区别。31. no和和not 二者都是二者都是“不不”的意思的意思, 但用法不同。前者可单独但用法不同。前者可单独使用使用, 用于回答一般疑问句，用于回答一般疑问句，反义词为反义词为yes; 后者不能单后者不能单独使用独使用, 要和要和be动词、助动动词、助动词等一起构成否定句。词等一起构成否定句。Explanation Is this your pencil? 这是你的铅笔吗? No, it isnt. 不, 不是。 It is not my book.

17、这不是我的书。 2. sorry adj. 抱歉的 sorry是Im sorry的省略形式, 用于冒犯、冲撞了他人或伤害了对方等场合。 常用的回答如下： Not at all. 没关系。 Thats all right. 没关系。 It doesnt matter. 不要紧，没关系。 Never mind. 别在意，没关系。 此外, sorry还可表示“遗憾的;难过的” 等。 3. thank n. & v. 感谢 常用的表示感谢的句子有： Many thanks. 多谢! Thanks a lot. 多谢。 Thanks. 谢谢。 Thank you. 谢谢你！ 4. in prep. 用（

18、方法、媒介、工具等）；使用（语言） John is drawing a car in pencil. 约翰正用铅笔画汽车。 We always speak in English. 我们总是用英语交谈。 用括号中适当的形式填空用括号中适当的形式填空1. That is not _ backpack. That backpack is very small, but _ is very big. ( I )2. The pen is _. Give it to _. ( she ) 3. Is this _watch? (you) No, its not _ . ( I )4. _is my br

19、other. _ name is Jack. Look! Those pencils are _. ( he )5. _ jackets are red. (we) What color are _? ( you )6. I have a lovely brother. _ is only 3. I like _very much. ( he ) 7. Show _your kite, OK? (they) 8. Look at that desk. Those book are on _. ( it ） 9. The girl behind _ is our friend. (she )lt

20、his与is，these与are没有缩写形式。l This is a Chinese car.l 这是一辆国产轿车。l指示代词作主语指物并用于问句中 l 时，回答一般用it代替this和that，l they代替these和those。如：lIs that a ruler？l那是尺子吗？lNo, it isnt. Its a pen.l不, 不是。是钢笔。lAre these your books?l这些是你的书吗?lYes, they are.l是的。l2. 一般疑问句l 以动词be，have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

21、数情况下只需作简略回答。如：lIs this your pencil?l这是你的铅笔吗?lYes, it is. 是的。lHave you any magazines?l你有杂志吗?lYes, I have. 有。请根据图示，用请根据图示，用this或或that填空。填空。1. Is _ your pen? Yes, it is. 2. Whats _?Its a clock. this that3. _ is Sun Ting. 4. _ is an English book. _ is a pencil.ThisThisThat5. Hello, is _ Sally?No. _ is M

22、ary.that This1. Its her a pen. ( ) A B C D2. Thats a English dictionary. ( ) A B C D3. What do you spell book? ( ) A B C D4. What is you last name? ( ) A B C D5. Is it your ruler? Yes, its. ( ) A B C DCBanHowACyourDit is找出句中错误并改正找出句中错误并改正【模拟导训【模拟导训】l( ) 1. er_s_r lA. e,aB. a,eC. a,aD. e,el( ) 2. r_l

23、_rl A. u,eB. e,uC. u,uD. e,el( ) 3. d_ct_on_ryl A. a, i, IB. i, i, eC. i, i, eD. i, a, il( ) 4. sch_ _ l lA. eeB. aaC. iiD. ool( ) 5. th_ _k lA. unB. enC. anD. onB A C D C 重新排列字母顺序，写出正确的单词重新排列字母顺序，写出正确的单词1.dacr_ 2.rsaere_ 3.bsaealbl_ 4.eky_ 5.yctnidorai_ 6.rleur_7.cakbpakc_ 8.ipcnel_ 9.atcwh_ 10.ign

24、r_2.用用am, is 完成句子完成句子1.This _ my watch._ that your watch?2.What _ that?It_ a nice book.3.I_ Sonia. This _ my mum.4.His name _ John.carderaserbaseballkeydictionary rulerbackpackpencilwatchringisIsisisamisis3。按要求转换句型1.This is a pen.(变为一般疑问句）变为一般疑问句）2.Is this your pen?(肯定回答）肯定回答） , .3.How do you spell

25、“ruler”?(回答）回答）4.Can you spell “ruler”?(回答）回答）5.Is that her pen?(否定回答）否定回答） , .Is this a pen?Yes it is R-U-L-E-RYes,R-U-L-E-R,ruler.No it isnt【基础训练【基础训练】l( )1.Is it orange?l A. you B. heC. hisD. shel( )2.Whats this in English? is a ruler.l A. ThisB. ThatC. It D. Theyl( )3.Is this old computer? No, i

26、ts new one.l A. a, a B. a, anC. an, an D. an, al( )4. your mother? She is fine. Thank you.l A. Whats B. Hows C. Wheres D. Shesl( )5.They are .l A. teachers B. teacherl C. teachers D. teacheresC C D B A 二、根据以下情景，用英语说出一句话。二、根据以下情景，用英语说出一句话。l想知道对方的年龄：想知道对方的年龄：l l想知道一物体在英语中的说法：想知道一物体在英语中的说法：l l让别人拼出让别人拼

27、出“双背包双背包”这个英语单词：这个英语单词： l l询问这块手表是否是对方的：询问这块手表是否是对方的： l l想询问对方的电话号码：想询问对方的电话号码： How old are you? Whats this in English? How do you spell backpack? Is this your watch?Whats your phone number?【拓展训练【拓展训练】l一、根据要求改写句子。一、根据要求改写句子。l1.This is my pencil.（改为一般疑问句）（改为一般疑问句）l l2.It is a pencil sharpener.（对划线部分提

28、问）（对划线部分提问）l l3.My mother is fine. （同上）（同上）l l4.Im 12. （同上）（同上）l l5.Jacks telephone number is 281-9176. （同（同上）上）l Is this your pencil?Whats this (in English)?How is your mother? How old are you? Whats Jacks telephone number? 二、改错：找出下列句子中的一处错误，并写出二、改错：找出下列句子中的一处错误，并写出正确的答案。正确的答案。lWhat your phone numb

29、er. l lI think its pencil case. l lMy name am Jenny. l lIs your english teacher Mr Smith? l lHow you spell it. What-WhatsI think its a pencil case.am-isenglish-EnglishHow do you spell it?三、英汉互译：三、英汉互译：l1. pencil case _ l2. lost and found _l3. in English _l4. 一套；一副一套；一副 _l5. 电子游戏电子游戏 _文具盒文具盒失物招领失物招领用

30、英语用英语a set ofcomputer game四、阅读下面一段对话，完成相关任务。四、阅读下面一段对话，完成相关任务。lA: Nancy. Is this your watch?lB: Yes, it is. Thank you.lA: And the backpack?lB: No, it isnt. Its Franks backpack. Oh, look! Is this your pencil case, Emma?lA: No, its my friends pencil-box.lB: Whats your friends name?lA: Her name is Mary

31、.lB: Whats her phone number?lA: Its 535-2375.lB: Lets call her.lA:OK, lets go. 1、根据对话正确填写表格。、根据对话正确填写表格。 Object（物品）（物品）Owner（物品的主人）（物品的主人）WatchBackpackpencil caseNancyFrank Mary 2替Mary写一则寻物启示。Mary 丢了一只铅笔盒。丢了一只铅笔盒。Mary的联系电话是：的联系电话是：535-2375你能写出几种呢？你能写出几种呢？lLost:lMy pencil case.lMy name is Mary.lPleas

32、e call me (Mary) at 535-2375.lLost:lMy pencil case.lIm mary.lPhone # 535-2375.l(Please call 535-2375.)考考你考考你: book dictionary pen pencil pencil case pencil sharpener ruler an eraser backpackWhat school things do you have?school things学习用品学习用品penpencilpencil casepencil sharpenerdictionarybackpackbookrulereraserdictionarypencileraserrulerpencil sharpenerbackpackpencil casepen1-Is that/this a/an in Picture 1? 2345678