新概念21

主语：系动词(be):isamare=是表语：Iam(agirl)Heis(aboy)Weare(students)我们在第一排WeareinRowOne那些女人很勤快Thosewomenarehard-working他们不是很忙Theyarenotverybusy他们是挪威人TheyareNorwegian她的姐姐是个空姐Hersisterisanairhostess他的爸爸是个邮递员Hisfatherisapostman老师们的办公室很漂亮Theteachers’officeisbeautifulAlice的裙子是白色的Alice’sdressiswhite我们的小狗是棕色的OurdogsarebrownLesson21Whichbook?Givemeabookplease,Jane?givesbsth=givesthtosbGiveabooktome.HismothergivesmeanappleHismothergivesanappletomeWhichbook?特殊疑问词which+is/are构成特殊疑问句.例如：whichbookisxiaohui’s?whichapplesareLucy’s?完整句子：whichbookdoyouwant?Thisone?No,notthatone,theredoneThisone?,Notthatone和theredone都是省略句完整的句子Doyouwantthisone?(book)Idon’twantthatone(book)Iwanttheredone(book)Thisone?Yes,pleaseHereyouareThankyouThisone的原句：Isthisone？one的用法;数词/代词1）one代替前面刚提到过的同一类人或物，(可数名词）其复数形式为onesIdon’thaveapen.IwanttobuyoneIhave3oldbooksand4newones2）所有格形式：one’s翻译成某人的onone’swayto……onLily’swayto……3）one前面可以直接+this/that/the/whichthisone/thatone/theone/whichone4)当one被a修饰时，前面必须有形容词Hereisadirtycup.Iwantacleanone(one指代cup)5)表示两个或多个中的“一个”。如：Oneofmyweaknessesisbeautiful我的缺点之一是太漂亮。6）用于习语oneaftertheother或oneafteranother，onebyone其意为“一个接一个地”“依次地”。let’sreadthewordonebyone300:twohundred800:eighthundred217:twohundredandseventeen434:fourhundredandthirty-four566:fivehundredandsixty-six1000:onethousand6000:sixthousand1001:onethousandandone1012:onethousandandtwelve1035:onethousandandthirty-fivecup(thisdirty)thatcleanGivemeacupplease?Whichcup?Thisdirtyone?No,notthisdirtyone.Thatcleanone.Hereyouare.Thankyou.glass(thisempty)thatfullGivemeaglassplease?Whichone?Thisemptyone?No,notthisemptyone.Thatfullone.Hereyouare.Thankyou.17192536486080902005003211054346588829997692173561000300010051016