必修3第五單元語法

Unit5TheTrueNorthGrammar前綴：通常只改變詞義，不改變詞性（1）表示否定：1.un-:2.dis-:3.in/im-(用于以p開頭的單詞）

il-(用于以l開頭的單詞）

ir-(用于以r開頭的單詞）4.mis-:5.non-:unable,uncover,unknowndisappear,disagreeimpossibleillegalirregularmisunderstandnon-stop,non-smoker2.re-:表示重復(fù)，“又，重”：3.inter-:表示“相互的”：4.multi-:表示“多”：4.en-:構(gòu)成動詞，表示“使”。5.a-:構(gòu)成表語形容詞，表示“的”。retell,recycle,reusemultinationalinternationalenjoy,encourage,enableasleep,alike,awake,alive后綴：后綴通常會改變詞義，構(gòu)成意思相近的其他詞性的詞。少數(shù)后綴同時會改變詞義，多是變?yōu)樵~義相反、詞性轉(zhuǎn)化的新詞。（1）形容詞后綴：

（2）動詞后綴：（3）名詞后綴：（4）副詞后綴：-al,-able,-ful,-ic/ical,-ly,-ous,-en,-ive,-lesspurify,widen,sharpen-fy,-en:-ment,-ness,-tion,-er/or/ist/ess-ly,-wardsUnit5TheTrueNorthLanguagepointstheAtlanticcoaston…onatriptoCanadatovisittheircousin

ontheAtlanticcoast.(1)Taiwan&Fujian(2)Fujian&China(3)Guangdong&Guangxitoinoneastward(s)adv.

eastward向東goeastwardgotoeastwardX

Asubwaystation

is/lies

totheeastof

theschool.Thedininghall

is/lies

intheeastof

theschool.

Toronto

faces

theAtlantic

on

theeast.adj.

eastern

東方的，東部的

Thedininghall

is/lies

intheeasternpartof

theschool.

英語復(fù)合方向：先南北，后東西西南東北

southwestnortheast一些具方位含意的地區(qū)不用the華南華東中東遠東

2.Ratherthantaketheaeroplanealltheway,they…eg.他寧愿做作業(yè)也不愿打游戲。a.wouldratherdoAthandoBb.doAratherthandoBc.prefertodoAratherthandoB3.You’llsee…andwideriversaswellascities.Shesingsaswellasplayingthepiano.ShespeaksChinese,EnglishaswellasFrench.Theywould______thewholecontinentacrosscrossthroughcross4.…becausepeoplefromtherestofCanadaand…(P2.L9)Therestoftheapple_____yellownow.(be)Therestofthestudents____playingagame.Therestoftheinformation______unsuitableforchildren.5.Thatafternooninthecousinssettleddownintheirseats.(P3.)isareis6.…thepopulationofCanadaisonlyslightlyover30million.1)表示人口、群眾、居民、數(shù)量等意思時為，謂語常用單數(shù)。ThepopulationofChinaisthelargestintheworld.2）表示部分的具體的人，當(dāng)前面帶有分?jǐn)?shù)或百分?jǐn)?shù)作主語時，謂語用復(fù)數(shù)。1/3ofthepopulationareworkers.3)表示人口的多與少時用large/big/great,small不用many,few,much,little.提問人口多少時用What或howlarge，不用howmany/much.U7.Theywentthroughawheat-growingprovince…1)Annawentthroughalotinthewar.2)Ican’tgothroughthetextin5minutes.3)Motherwentthroughtheroomforherglasses.8.Canadahasone-thirdoftheworld’sfreshwater.分?jǐn)?shù)的表達：1/4，3/5，1/2分?jǐn)?shù)的表達是分子用基數(shù)詞，分母用序數(shù)詞當(dāng)分子超過一時，分母的序數(shù)詞用復(fù)數(shù)。分子與分母之間的連字符可有可無。9.ThereismorefreshwaterinCanadathaninanyothercountryinthe