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Unit1DreamhomesGrammar知识点梳理及练习：1.onehundredhundred意为“百”，前面可以用基数词修饰，表示具体数字。例句：Hehastwohundredbooks.Myhouseiseighthundredandfiftymetre

sawayfromtheschool.要点拓展：hundredsof几百，成百上千的，表示模糊数字。例句：Hundredsofpeoplewerekilledintheearthquake.模糊数字两个有（有s，of）；具体数字两个无（无s，of）。练习：()Ourho

metownisbecomingmoreandmorebeautiful.________visitorscomehereonweekends.A.HundredB.HundredsC.HundredofD.Hundreds

of答案：D2.RedSquareinMoscowisabout91,000squaremetresinsize.(1)句中square出现了两次，第一处是名词，意为“正方形；广场”；第二处是形容词，意为“平方的；方形的”。例句：JustnexttotheForbiddenCityisTian

’anmenSquare.Roundtablesseatmorepeopleinthesamespaceasasquaretable.练习：Therearealotofpeopleinthe________(广场)onweekends.答

案：square(2)metre是可数名词，米。短语squaremetres平方米。例句：Thetowerisabout200metreshigh.Themountainisthreethousandmetreshigh.Thehouseis120sq

uaremetres,right?练习：WeallknowYaoMingisabout2.26m________tall.答案：metres(3)insize大小，规模类似短语有：incolour在颜色上，

inage在年龄上，inweight在重量上，inlength在长度上，inarea在面积上询问尺寸或尺码的大小，英语通常用whatsize。如果有比较明确的选择范围，则可用whichsize。例句：What

sizedoyoutakeinshoes?Whichsizedoyouwant-small,mediumorlarge?练习：()-________bowlofmuttonsoupwouldyoulike?-Abigbowl,please.A.WhatsizeB.

WhatbigC.HowmuchD.Howsize答案：A3.Francehasanareaofover260,000squaremiles.【1】area做可数名词，表示“面积”。例句：Althoughlargeinarea,theflatdoesn’thavemanyrooms.要点拓展：

(1)短语haveanareaof相当于be...inarea/size，意为“有……面积”。例句：Theschoolhasanareaoffoursquarekilometres.=Theschoolisfoursquarekilometresina

rea/size.(2)area还可以引申为“领域，方面，地区”。例句：Therehavebeenmanydevelopmentsintheareaoflanguageteaching.Oneofthebestwaystoseetheareaisinasmallboat.练习：这个足球场

的面积为7000平方米。Thefootballfield________________________________7,000squaremetres.答案：hasanareaof【2】介词over放在数词前面，表示“数目或程度在…

…以上，超过”，其同义词组是morethan。例句：I’llstayherenotoverthreedays.要点拓展：over的其他用法：(1)介词，在……之上，越过，遍及。例句：Weliveoverabookstore.Thedogjumpsoverachair.Englishissp

okenallovertheworld.(2)副词，翻转。例句：Turnoverthepage.(3)over的常用短语：comeoverto顺便来访，过来fallover摔倒lookover检查overthere在那边例句：Ifello

verandcutmyknee.WouldyouandLilyliketocomeovertomyhomefortheMid-AutumnFestival?练习：()-Morethan400streetgardenswillbu

iltinShenzhen.-Goodnews!Ourcitybecomesmoreandmorebeautiful.(同义替换)A.OverB.AroundC.nearly答案：A4.Heisalwaysthefirsttocometoschoolinourclass.动词不定式做后置定语例句

：Heisalwaysthefirsttocometoschoolinourclass.动词不定式做定语，修饰thefirstthefirsttocometoschool，第一个来到学校的。其中tocometoschool是动词不定式短语做后置定语，修饰thefirst。例句：Wom

enandchildrenwerethefirsttogetintothelifeboats.Eachpersonhasonlyonehalftoonesquaremetreofspacetolivein.注意：动词不定式与被修饰的名词之间存在着逻辑上的动宾关系。不定式做后置

定语，后面若有介词与前面被修饰词搭配，介词不可省。例句：Heneedsaroomtolivein.(in不可省)要点拓展：thelast(+n.)todosth例句：Hewasthefirsttoarriveandthelasttolea

ve.练习：()Readingisagoodway________theworld.A.forknowB.forknowsC.toknowD.toknows答案：C练习：一、根据句意，中、英文提示完成单词1.

Thelittlegirlkissedherfatherandsaid,“Dad,Iloveyouthree________(千)times.”2.WehavepreparedabeautifulcakeforTom’s________(第九)birthday.3.Inthe

hospital,therearemorethantwo________(百)doctors.4.Ourclassroomhasan________ofaboutfiftysquaremetres.5.TheShanghaiToweris

________(morethan)600metrestall.答案：1.thousand2.ninth3.hundred4.area5.over二、单项选择()1._______volunteerswillbeneededforthe2022

BeijingWinterOlympicGames.A.TwothousandofB.TwothousandsofC.ThousandofD.Thousandsof()2.-Howmanybooksarethereontheshelf?-Well,Ithinkt

hereare_______books.A.twohundredandforty-sixB.twohundredsandfortyC.twohundredfourteenD.twohundredsandfourteen()3.Ourschoolisnearly_______

yearsold.We’llcelebrateits________birthdayinOctober,2019.A.seventy,seventyB.seventy,seventiethC.seventi

eth,seventyD.seventieth,seventieth()4.Tenthousandandoneis_______.A.101,000B.10,001C.1,001D.100,001()5.-_______isyourphonenumber,pl

ease?-Oh,youcancallmeat58648877anytime.A.HowmanyB.HowmuchC.HowD.What()6.Pleasepassme________bookontheright.A.fourB.fourthC.thefourD.thefourth()7.

Thebuildinghas________floorsandMrGreenlivesonthe________floor.A.twelfth,twelfthB.twelve,twelfthC.twelfth,twelveD.tw

elve,twelve()8.-What’sthedatetoday?-Itis________.A.FridayB.thefifthdayC.JanuarythefifthD.mybirthday()9.DoyouknowthattheEarthishometo________animal

s?A.millionB.millionsC.millionofD.millionsof()10.There’retwelvefloors________ourbuildingandIlive________

thetenthfloor.A.in,inB.on,onC.in,onD.on,in答案：1-5DABBD6-10DBCDC三、按要求改写句子1.WeliveinRoom231.(对画线部分提问)_______

_________doyoulivein?2.Therearefiveroomsinmyflat.(对画线部分提问)________________roomsarethereinyourflat?3.Hesleepsinthegarden

.(对画线部分提问)________doeshe________?4.Theareaofthecountryisover260,000squaremiles.(改为同义句)Thecountry______

__________________of________________260,000squaremiles.5.TheywillgetthereonJuly9.(改为同义句)Theywillgetthereon________

________________________.答案：1.Whichroom2.Howmany3.Where,sleep4.hasanarea,morethan5.theninthofJuly