人教版新目标英语七年级上册第三单元Unit-3知识要点汇总教案

Unit3Isthisyourpencil？萨尔萨斯大学文学与历史学院1Unit3Isthisyourpencil？一.重点单词pencil铅笔book书eraser橡皮box盒子dictionary词典his他的hers她的mine我的yours你的excuse原谅thank感谢help帮助teacher老师about关于welcome受欢迎的computer电脑for为了watch手表game游戏baseball棒球ring戒指ask请求find找到some一些library图书馆call打电话lost丢失must必须card卡片notebook笔记本asetof一套二.重点句型Isthisyour…？Isthishis…？Isthisher…？Yes,itis./No,itisn't.Isthatyour…？Isthathis…？Isthather…？Yes,itis./No,itisn't.Aretheseyour…？Arethesehis…？Aretheseher…？Yes,theyare./No,theyaren't.Arethoseyour…？Arethosehis…？Arethoseher…？Yes,theyare./No,theyaren't.Itismine.Theyaremine.Itisyours.Theyareyours.Itishis.Theyarehis.Itishers.Theyarehers.ItisSb's.TheyareSb's.Whatabout…？Howabout…？Thankyou.Thankyouforyourhelp.Youarewelcome.例句Examples-Isthisyourpencil？Unit3Isthisyourpencil？萨尔萨斯大学文学与历史学院2-Yes,itis.-ArethoseBob'sbooks？-No,theyaren't.TheyareSally's.-Thankyou.-Youarewelcome.-Isthatherwatch？-No,itisn't.ItisJohn's.-Whataboutthebluecup？-It'smine.Thegreencupishers.-Thankyouforyourhelp.-Youarewelcome.三.语法要点1.一般疑问句GeneralQuestions助动词/BE动词/情态动词+主语+其他（实意谓语、表语等）助动词：dodoesdidhavehashadBE动词：amisarewaswere情态动词：cancouldmayshallshouldwillwould一般疑问句通常用Yes或No来回答，后跟相应的简短主谓略写。例句：Doyoulikeapples？Yes,Ido./No,Idon't.Doeshewanttobuyadictionary？Yes,hedoes./No,hedoesn't.Arethoseyourpencils？Yes,theyare./No,theyaren't.IssheLaura？Yes,sheis./No,sheisn't.Canyouspellit？Yes,Ican./No,Ican't.Willyougowithme？Yes,Iwill./No,Iwon't.2.物主代词PossessivePronoun物主代词表示相互所属关系，高阶语法中也称之为属格genitivecase。物主代词有人称和数的变化，第三人称单数的物主代词还有性的变化。Unit3Isthisyourpencil？萨尔萨斯大学文学与历史学院3物主代词分为形容词性物主代词和名词性物主代词两种。形容词性物主代词属于限定词，在语法上相当于一个形容词，后必须跟名词，只能作定语。名词性物主代词在语法上相当于一个名词，后面不能再跟名词，可以做主语、宾语、表语。名词性物主代词=形容词性物主代词+名词例句：Isthatyourwatch？Thebookismine.Hispenisredandhersisblue.3.感谢及其回答Thanks.Thankyou.Thanksalot.Thankyousomuch.Thankyouverymuch.Muchobliged.Iamobligedtoyou.Youarewelcome.Itisapleasure.Itismypleasure.Pleasedon'tmentionit.Notatall.Notroubleatall.Thinknothingofit.It'snothing.That'sallright.That'sOK.Anytime.第一人称第二人称第三人称单数复数单数复数单数复数阴性阳性中性形容词性物主代词adjectivalpossessivepronounmyouryouryourherhisitstheir名词性物主代词nominalpossessivepronounmineoursyoursyourshershisitstheirsUnit3Isthisyourpencil？萨尔萨斯大学文学与历史学院44.Whatabout的用法Whatabout…？用于提出建议、征求意见、引出话题、进行反问等，意思为“……怎么样啊？”或“……又如何呢？”，相当于Howabout…？例句：-Whereshouldwegoonvacation？-WhataboutJapan？IlikeEnglish.Howaboutyou？Iambusythisafternoon.Whataboutthisevening？5.thankfor的用法thankSbfor（doing）Sth意思为“因为（做了）某事而感谢某人”。例句：Thankyouforyourhelp.Thankherforimprovingthesituation.6.askfor的用法askSbforSth意思为“向某人要某物”。ask意思为“询问、索要”。例句：YoucanaskMr.Smithforthedictionary.Don'taskmeforyourfootball.7.Excuseme.的用法Excuseme.用于询问、求助之前或口误之后，意思为“不好意思、抱歉”。例句：Excuseme.Isthisyourpencil？Excuseme.Whereisthestation？The‘lext’one…excuseme，thenextoneisLaura.8.失物招领处LostandFoundLostandFound或Lost&Found，意思为失物招领处。lost丢失、输掉，loselostlostfind找到、发现，findfoundfoundlost和found都采用过去式，表明该物品已经丢失或被找到。9.at的用法at，介词，意思为“在……”，后跟联系方式。联系方式可以是实际地点、网络邮箱或电话号码。例句：PleasemeetmeatNo.202，[e-mail]3Isthisyourpencil？萨尔萨斯大学文学与历史学院510.must的用法must，情态动词，意思为“必须、一定”。情态动词后须跟动词原形，即mustdoSth.例句：Imustfindit.Theremustbesomethingwrong.11.地点序号表达在英文中，要表达某些地点序号时，与中文书写习惯相反，并且将该地点视为专有名词，首字母要大写，前不加定冠词the。例如：Class5Grade3Classroom7EGate912.asetof的用法asetof意思为“一套、一副”，后必须跟复数名词。例如：asetofbooksasetofmusicCDs