Unit2+重點(diǎn)知識(shí)課件 人教版八年級(jí)英語(yǔ)上冊(cè)

Unit2Howoftendoyouexercise?Whatdoyoudoonweekends?1.dohomework

2.exercise3.gotothemovies4.playfootball5.watchTV6.readbooksHaveatalkJim/onceaweekTony/usuallyBob/everydayPeter/neverMakesentencesLiMingtwiceaweekLiLeihardlyeveralwaysusuallyoftensometimesneverhardlyever總是通常常常有時(shí)幾乎不從不helpwithhouseworkreadwatchTVgoshoppinggofishingexerciseWhatdoyouusuallydoonweekends?Ialways/often/usually/sometimes...dohomeworkplayfootballwatchTVdosomereading

doeshomework.What

does

she

usuallydoonweekends?

doessomereading.She

always/often/usually/sometimes...goesshoppingexercises.What_____he

usuallydoonweekends?playsfootball.doesHe

always/often/usually/sometimes...watchesTV

watchamovieWhat___they

usuallydoonweekends?

goshopping.doThey

always/often/usually/sometimes...seeafilmgotothemoviesgotothecinema100%alwaysusuallyoftensometimeshardlyever≥80%never0%≥60%≥20%＜5%提示：頻率副詞在句中的位置是：實(shí)義動(dòng)詞之前，be動(dòng)詞，助動(dòng)詞或情態(tài)動(dòng)詞之后。GameIusuallyplaytheguitaronweekends.Isometimesplaytheguitaronweekends.Ialwaysplaytheguitaronweekends.比一比，看誰說得又快又好？100%≥80%≥20%Isometimesexerciseonweekends.Ihardlyeverexerciseonweekends.Ineverexerciseonweekends.≥20%0%＜5%1.Howoftendoyouexercise?你多久鍛煉一次？高頻&重點(diǎn)：howoften多久一次howoften常引導(dǎo)特殊疑問句，用來提問頻率。答語(yǔ)通常是頻度副詞或表示頻率的詞組。（always,usually,sometimes,never,hardlyever,everyday,onceaweek,threetimesaday等等）①—HowoftendotheyreadEnglishbooks?他們多久讀一次英文書？—Everyday.每天。②—Howoftendoesyourfatherplaybasketball?你爸爸多久打一次籃球？—Onceaweek.一周一次。短語(yǔ)含義用法答語(yǔ)howfar多遠(yuǎn)提問距離10minutes'walk表示距離的詞或短語(yǔ)howlong多長(zhǎng)1.提問時(shí)間2.提問物體長(zhǎng)度1.for+時(shí)間段2.表示長(zhǎng)度的howsoon多久提問時(shí)間in+時(shí)間段howmuch多少錢

多少1.提問價(jià)格,2.對(duì)不可數(shù)多少名詞的數(shù)量提問1.表示價(jià)格的詞或短語(yǔ)2.不可數(shù)名詞的詞或短語(yǔ)howmany多少對(duì)可數(shù)名詞的數(shù)量提問可數(shù)名詞的詞或短語(yǔ)由how構(gòu)成的其他疑問短語(yǔ)的用法典例1.—_____doesyourfathergotothefitnesscenter?—Heexercisestheretwiceaweek.Howsoon

B.Howoften

C.Howlong2.—_______willyouflytoBeijing?—Intwodays.A.HowlongB.HowoftenC.Howsoon2.IhardlyeverwatchTV.我?guī)缀醪豢措娨?。易混辨析：hardly&hard

hardly副詞意為“幾乎不”，表示否定意義hard副詞意為“努力地；猛烈地”形容詞意為“困難的；辛苦的；堅(jiān)硬的"【拓展】hardlyever幾乎從不，表示一種否定的頻度，相當(dāng)于almostnever等。

Ithardlyeversnowshere.這兒幾乎從不下雪。考點(diǎn)鏈接1.---Maryhardlyknowsaboutyou,________?---No,sheknowsmeverywell. A.issheB.doessheC.isn’tsheD.doesn’tshe2.---CanyoucatchwhatIsaid?---Sorry,Ican_____understanditbecauseyouspeakveryquickly. A.almostB.probablyC.mostlyD.hardly3.---Itrained_______andlastedforalongtime.---That’sterrible.Evensomestreetswerefullofwater.A.hardlyB.stronglyC.heavilyD.lightly3.易混辨析:sometimes，sometime，sometimes與sometimesometimes有時(shí)頻度副詞表示事情發(fā)生的頻率，對(duì)其提問要用howoftensometimes幾次名詞短語(yǔ)time為可數(shù)名詞，表示“次數(shù)”，對(duì)其提問要用howmanytimessometime某時(shí)候副詞指將來或過去某個(gè)不確切的某個(gè)時(shí)間，sometime某時(shí)候名詞短語(yǔ)指將來某個(gè)不確定的某個(gè)時(shí)間84.IwatchTVeveryday.我每天都看電視。易混辨析：everyday與everydayeveryday副詞短語(yǔ)，意為“每天”，相當(dāng)于eachday，在句中作狀語(yǔ)everyday形容詞，

意為“每天的，日常的”，相當(dāng)于daily,在句中作定語(yǔ)ItisnecessaryforustolearneverydayEnglisheveryday.我們有必要每天學(xué)習(xí)日常英語(yǔ)。5.onceaweek一周一次

Onceadv.（1）意為“一次”，常用來回答howoften的提問。—Howoftendoyougoshopping?你多久購(gòu)物一次?—Onceaweek.一周一次。（2）還可表示不確定的時(shí)間，意為“曾經(jīng)”，常用于肯定句，與過去時(shí)連用。一般位于行為動(dòng)詞之前、系動(dòng)詞之后。HeoncelivedinAmerica.他曾經(jīng)住在美國(guó)。【拓展】once的固定搭配atonce立刻，馬上onceagain再一次onceinawhile偶爾地例句：HeoncelivedinHangzhou.他曾經(jīng)住在杭州。

Thisbookwasfamous,oncebutnownobodyreadsit.這本書曾名噪一時(shí)，但現(xiàn)在卻無人問津。

位于行為邊詞之前位于be動(dòng)詞之后6.....nextweekisquitefullforme,Jack.……我下周相當(dāng)忙，杰克。fulladj.忙的；滿的；充滿的（1）full在此處意為“忙的”，相當(dāng)于busy，其反義詞是free“沒有安排活動(dòng)的；空閑的”。Thisweekistoofullforme.我這周太忙了。（2）full意為“滿的”，反義詞是empty“空的”。短語(yǔ)：befullof=

befilledwith“充滿……”Thebottleisfullofwater.這個(gè)瓶子里裝滿了水。（3）full作形容詞時(shí)，還可意為“吃飽了的”，其反義詞是hungry“感到餓的；饑餓的”Thankyouforyourdeliciouscake,butIamreallyfull.謝謝你美味的蛋糕，但是我真的吃飽了。7.Howcome?為什么呢?“Howcome?"是英語(yǔ)口語(yǔ)中的一個(gè)習(xí)語(yǔ)，相當(dāng)于漢語(yǔ)“為什么呢?”或“怎么會(huì)呢？”，既可獨(dú)立使用，也可在其后接句子，用來詢間事情的緣由或狀況。Howcometheskyissobluetoday?今天的天怎么這么藍(lán)?一Tomdidn'tcometoschooltoday.湯姆今天沒有上學(xué)。一Really?Howcome?是嗎?怎么會(huì)呢？易混辨析why與howcomewhy其后接的句子要用疑問語(yǔ)序Whyareyoulateagain?你為什么又遲到了呢？howcome其后接的句子要用陳述語(yǔ)序Howcomeyouarelateagain?你為什么又遲到了呢？8.Igotothemoviesmaybeonceamonth.我可能一個(gè)月去看一次電影。易混辨析maybe與maybemaybe副詞，在句中作狀語(yǔ)，意為“大概；或許；可能”，相當(dāng)于perhaps。maybemay是情態(tài)動(dòng)詞，maybe屬“情態(tài)動(dòng)詞+動(dòng)詞原形”結(jié)構(gòu)，在句中作謂語(yǔ)，意為“可能是”。---Ican’tfindmydictionary.---_____youputitinthatbag.A.MustB.MayC.MaybeD.MaybeMaybesheisadoctor.=Shemaybeadoctor.她可能是個(gè)醫(yī)生。Hemaybeathome.=Maybeheisathome.他可能在家。9.Shesaysit’sgoodformyhealth.她說那對(duì)我的健康有益。begoodfor對(duì)……有益處；其反義短語(yǔ)為bebadfor“對(duì)…….有害”。其他常見的由"begood+介詞“構(gòu)成的短語(yǔ)begoodat擅長(zhǎng)……后跟名詞、代詞或動(dòng)名詞作賓語(yǔ)同義短語(yǔ)：dowellin在……方面做得好反義短語(yǔ)：beweakin在……方面薄弱begoodto對(duì)……友好相當(dāng)于befriendlyto，后面一般接人begoodwith和……相處得好相當(dāng)于getwellalongwith，后面一般接人Mygrandfatherlikeskidsverymuchandheisgoodwiththem.我的爺爺很喜歡孩子，而且他和孩子們相處得很好。典例Eatingvegetablesisgood_____yourhealth.A.atB.toC.withD.for考點(diǎn)鏈接：用begoodfor,begoodwith,begoodat,begoodto的適當(dāng)形式填空。（1）_________you_______________oldpeople?（2）I_____________________singinganddancing.（3）Eatingtoomuchjunkfood______not_______________ourhealth.（4）She___________________herclassmatesinthenewschool.amgoodatisgoodforAregoodtoisgoodwith

10.Herearetheresults.這是（調(diào)查的）結(jié)果。result

n.結(jié)果；后果常用短語(yǔ)：asaresult結(jié)果；因此

asaresultof由于;作為…..的結(jié)果withoutresult

徒勞地；毫無結(jié)果1.Hestayeduplatelastnight.___________,hewaslateforschoolthismorning.他昨晚熬夜到很晚。因此，他今天早上上學(xué)遲到了。2.Shedied____________________herinjuries.她由于受傷而死亡。3.Ilookedformykeyseverywhere,but_________________.我到處尋找我的鑰匙，但是沒找到。Asaresultasaresultofwithoutresult311.Wefoundthatonlyfifteenpercentofourstudentsexerciseeveryday.我們發(fā)現(xiàn)只有15%學(xué)生每天鍛煉。percentn.百分之……（1）percent作名詞，意為“百分之………，沒有復(fù)數(shù)形式。

如：onepercent百分之一，thirtypercent百分之三十。（2）“基數(shù)詞+percent+of+名詞”結(jié)構(gòu)作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞的單復(fù)數(shù)形式由該結(jié)構(gòu)中的___________來決定。名詞典例用括號(hào)中所給詞的適當(dāng)形式填空。Almostfortypercentofthestudents_________(be)borninthecountryside.單項(xiàng)選擇2.Sixtypercentofthewaterinthelake______cleanandclearnow.A.areB.isC.wasD.werewere12.Theanswerstoourquestionsaboutwatchingtelevisionwerealsointeresting.關(guān)于我們提出的看電視這個(gè)問題的答案也很有趣。theanswerto...……的答案theanswerto...為固定搭配，意為“……的答案”。此處to意為“（表示兩人或事物之間的關(guān)系）屬于，歸于”；如：thekeytothedoor門的鑰匙thekeytosuccess成功的秘訣、關(guān)鍵thesolutiontotheproblem

問題的解決辦法thetickettothebasketballgame籃球賽的票13.ItisgoodtorelaxbyusingtheInternetorwatchinggameshows,butwethinkthebestwaytorelaxisthroughexercise.通過使用互聯(lián)網(wǎng)或觀看游戲類節(jié)目來放松很好，但是我們認(rèn)為通過鍛煉的方式放松是最好的放松方式。

1.by①“通過”表示方式，后接名詞、代詞或動(dòng)名詞ing形式。

Shemadethetoybyhand.Hemakesalivingbysellingnewspapers.②by+交通工具（by后不加冠詞），意為“搭、乘、駕……”

Igotoworkbybikeeveryday.（1）through表示方式，意為“以；憑借"。Iknewthisnewsthroughanewspaper.

（2）through表示方向，意為“穿過；經(jīng)過”,多指從內(nèi)部空間穿過：門、窗、洞、森林、城市、隧道等。TheRiverThamesflowsthroughLondon.泰晤士河流經(jīng)倫敦。③by+時(shí)間，意為“到……時(shí)（為止）；在…….以前；bynow到目前為止Imustgotobedbyteno’clock.④by+地點(diǎn)，意為“在……旁邊”Theylivebythesea.2.throughprep.

以；憑借；穿過across，through與overacross從事物表面橫過Iwentacrosstheroad.我穿過馬路。through從事物內(nèi)部穿過Thehunterstalkedthebearthroughthewoods.那個(gè)獵人穿過樹林，悄悄走近熊。over從事物上方越過Sheclimbedoverthewall.她翻過墻去。Thebird'ssingingcameintomyroom_____thewindowandwokemeintheearlymorning.A.downB.fromC.throughD.across考點(diǎn)鏈接---HowdoyoustudyEnglish?---Istudy_______workingingroups. A.by B.in C.with D.off2.---Dad,canwewalk______theroadnow?---No,we_____.Wehavetowaituntilthelightturnsgreen. A.across,needn’t B.across,mustn’tC.through,can’tD.through,mustn’t3.______isnecessaryforsomepeopletochangetheirideas. A.That B.This C.It D.What4.Wouldyoumind_______thewindow,please?Itistoohot. A.open B.opening C.toopen D.opens5.Ispendtwohoursaday_____English.A.speakingB.speakC.speaksD.tospeak14.Exercisesuchasplayingsportsisfun,andyoucanspendtimewithyourfriendsandfamilyasyouplaytogether.像體育運(yùn)動(dòng)這樣的鍛煉是有趣的，當(dāng)你和你的朋友、家人一起運(yùn)動(dòng)的時(shí)候你們可以度過一段時(shí)光。

suchas與forexample“比如，例如”suchas用來列舉同類人或事物中的幾個(gè)例子。其前一般用逗號(hào)隔開，其后直接加名詞性短語(yǔ),可與like互換。forexample用來列舉某一論點(diǎn)或情況，一般只列舉同類人或事物中的一個(gè)，在句中作插入語(yǔ)。用逗號(hào)與前后隔開，可置于句首、句中或句末辨析spend，cost，take與pay例詞主語(yǔ)賓語(yǔ)常用結(jié)構(gòu)spend人時(shí)間/金錢或精力sb.spend

+time/money+onsth.sb.Spend+time/money+(in)doingsth.某人花費(fèi)時(shí)間/金錢在某事上/做某事cost事/物金錢sth.cost

(sb.)+money某物花費(fèi)（某人）多少錢take事/物時(shí)間ittakes(sb.)+time+todosth.做某事花某人多少時(shí)間pay人金錢pay……for某人為某物付費(fèi)15.However,shehassomebadhabits,too.然而，她也有一些壞習(xí)慣。

tooadv.也；還；太；很（1）too表示“也；還”，常用于肯定句中。

Heisateacher,too.（2）too還可作“太”講，用來修飾形容詞或副詞