人教版八年級(jí)英語(yǔ)上冊(cè)Unit7知識(shí)點(diǎn)

人教版八年級(jí)英語(yǔ)上冊(cè)Unit7知識(shí)點(diǎn)短語(yǔ)歸納oncomputer在電腦上onpaper在紙上livetobe200yearsold活到200歲indanger處于危險(xiǎn)之中playapartinsth.參與某事lookfor尋找freetime空閑時(shí)間ontheearth在地球上spacestation太空站computerprogrammer電腦編程員hundredsof許多；成百上千overandoveragain多次；反復(fù)地wakeup醒來(lái)inthefuture在未來(lái)thesame…as…與一樣getbored感到厭煩的falldown倒塌動(dòng)詞原形將要做…fewer/more+可數(shù)名詞復(fù)數(shù)更少/更多……dosth.不得不做某事less/more+不可數(shù)名詞更少/更多havetoagreewithsb.同意某人的意見playapartindoingsth.參與做某事ThereThereis/are+sb./sth.+doingsth.有正在makesb.dosth.helpsb.withsth.幫助某trytodosth.盡力做某such+名詞（詞組）如此willbe+主語(yǔ)其他將會(huì)有做某事人做某事It’s+adj.+forsb.todosth.對(duì)某人來(lái)說(shuō)，做某事……的。語(yǔ)法講解1.Bookswillonlybeoncomputers,notonpaper.書將只在電腦里，而不是在紙上。(u.n)紙：apieceofpaper.一張紙paperThepaperistoosmall.Couldyougivemeabigpiece？(c.n)試卷；論文；報(bào)紙：Thestudentsarebusydoingtheirpapers.2.Therewillbemorepollution.將會(huì)有更多的污染。1).Therewillbe+n=Thereis/aregoingtobe+n將會(huì)有…(不能have與連用)ThereisgoingtobeafootballmatchthisFriday.2).pollution(u.n):污染；公害pollute(v)：污染；弄臟polluted(adj)：受污染的3.Everyoneshouldplayapartinsavingtheearth.每個(gè)人應(yīng)該參與挽救地球。部分；參加；零件；器官somepartsoftheeverypartpartofthebody.參加；參與=takepartin…playapartin(doing)sth.在…起作用/有影響=playarolein…4.I’llflyrocketstothemoon.=I’llgotothemoonbyrocket.我將乘火箭去月球。(n)蒼蠅fly鳥、飛機(jī)等飛Iwanttoflyupintothesky.使飛機(jī)等飛行；駕駛I’llfly(thespaceship)tootherplanets.旗幟、頭發(fā)等飄揚(yáng)Theflagisflyinginthewind.時(shí)間飛逝TimeflieswhenI’mreadingabook.5.Todaytherearealreadyrobotsworkinginfactories.現(xiàn)在已經(jīng)有機(jī)器人在工廠里工作了。Therebesb.doingsth.有某人正在做…Thereisabirdsinginginthetree.6.Theyagreeitmaytakehundredsofyears.他們同意這可能花費(fèi)幾百年的時(shí)間。Ittakes+時(shí)間+(forsb.)todosth.某人花費(fèi)時(shí)間區(qū)做某事。Ittookmehalfanhourtofinishmyhomework.agreetodosth.Weagreetomeetuplaterandtalkthings認(rèn)真商量)agreetosthIsshegoingtoagreetoouridea?agreeagreewithsb./opinion（觀點(diǎn)）/whathesaid.同意；應(yīng)允sb.agreeonsth.某人（達(dá)成協(xié)議的雙方）就…達(dá)成協(xié)議.Doyouagreewithmeabout/ontheplan?hundreds/thousands/millionsofsth.;two…h(huán)undred/thousand/millionsth.7.Somescientistsbelievethattherewillbemorerobotsinthefuture.believe1).(n)belief信念；信仰believesb.相信某人的話。2).believeinsth.信仰；信賴；相信的存在)DoyoubelieveinGod?3).believeitornot.Ibelieveso.我這樣認(rèn)為；Ibelievenot.我不這樣認(rèn)為8.Whichsidedoyouagreewith?你同意哪一方的觀點(diǎn)？side:一方；一邊；一面；一側(cè)等changesides改變立場(chǎng)、觀點(diǎn)；sidebyside肩并肩fromsidetoside左右地；putsthtooneside把…擱在一邊9.Thesenewrobotswillhavemanydifferentshapes.這些新的機(jī)器人將會(huì)有許多不同的形狀。形狀；外形theshapeoftheleafshapeinshape在形狀上：Thebuildingsaresimilarinshape.健康的：Heexerciseseverydaytokeepinshape.不成形的：Hisoldcoatisoutofshape.outofshape身體狀況不佳的：Heisoutofshapethesedays.10.Ifbuildingsfalldownwithpeopleinside,thesesnakerobotscanhelplookforpeopleunderthebuilding.(n)秋天（美）=autumnLeavesturnredinthefall.fall（物）落下；掉落Therainbegantofallagain.(v)（價(jià)格、溫度、聲音等）下降Thetemperaturefelltobelow0C.0變?yōu)椋顟B(tài)）fallasleep;fallill詞組：falldown:跌倒;物)倒塌falloff：從...fallinto：掉入；落入fallbehind:落后fallover：被...絆倒Hefelloverastone.fallinlovewith...:愛上...11.IthinkI’lltakeaholidayinHongKongwhenpossible.我想如果可能的話我會(huì)去香港度假。takeaholiday:去度假;whenpossible=ifpossible:如果可能的話一般將來(lái)時(shí)1.含義：表示將來(lái)某個(gè)時(shí)間要發(fā)生的動(dòng)作或存在的狀態(tài)，也表示將來(lái)經(jīng)?；蚍磸?fù)發(fā)生的動(dòng)作.1).Inthefuture,therewillbelessfreshwater.2).They’regoingtobuysomefoodrightaway.2.常與一般將來(lái)時(shí)連用的時(shí)間狀語(yǔ)有:inthefuture,tomorrow,thedayaftertomorrow,next(month),atonce(立刻;馬上),soon,rightaway(立刻;馬上),right現(xiàn)在;馬上),soonerorlater(遲早),later，in+一段時(shí)間等3.結(jié)構(gòu):1)will動(dòng)詞原形（第一人稱用shall）2)begoingto+動(dòng)詞原形1).否定：一加二改：一加（助動(dòng)詞+not;二改（some改為any）Hewillvisityoutomorrow.---Hewon’tvisityoutomorrow.Theyaren’tgoingtobuyanyfood.2).一般疑問(wèn)：一提二改三升調(diào)：把（will/be）提到句首；把some改為any、句號(hào)改為問(wèn)好；1).Willhevisityoutomorrow?------Yes,hewill./No,hewon’t.2).Aretheygoingtobuyanyfood?------Yes,theyare./No,theyaren’t.4.注意：1).在口語(yǔ)中，will?？s寫為，willnot?？s寫為won’t.2).在疑問(wèn)句中，主語(yǔ)為第一人稱（I和we）時(shí)，常用助動(dòng)詞shall：Shallwemeetattheschoolgatetomorrow？3).begoingto也可以表示將要發(fā)生的動(dòng)作或安排，含有計(jì)劃，準(zhǔn)備”的意思。更強(qiáng)調(diào)主觀：I’mgoingtotakeatripthisweekend；而will表示客觀上將來(lái)勢(shì)必發(fā)生的事情:Hewillbetwentyyearsoldnextmonth.從不嚴(yán)格的語(yǔ)法角度而言，begoingto與will二者可以.4).Therebe句型的一般將來(lái)時(shí)結(jié)構(gòu)為：Thereis/aregoingtobe+n...;Therewillbe+n...:將會(huì)有...不能與have連用)5).come,go,leave,arrive等表示位置移動(dòng)的動(dòng)詞常用現(xiàn)在進(jìn)行時(shí)表示將來(lái)：Heisarrivingat8o’clocktomorrow.6).在條件、時(shí)間狀語(yǔ)從句中，一般是主將從現(xiàn)。If(如果)itisfinetomorrow,I’mgoingonatrip.（物）落下；掉落Therainbegantofallagain.(v)（價(jià)格、溫度、聲音等）下降Thetemperaturefelltobelow0C.0變?yōu)椋顟B(tài)）fallasleep;fallill詞組：falldown:跌倒;物)倒塌falloff：從...fallinto：掉入；落入fallbehind:落后fallover：被...絆倒Hefelloverastone.fallinlovewith...:愛上...11.IthinkI’lltakeaholidayinHongKongwhenpossible.我想如果可能的話我會(huì)去香港度假。takeaholiday:去度假;whenpossible=ifpossible:如果可能的話一般將來(lái)時(shí)1.含義：表示將來(lái)某個(gè)時(shí)間要發(fā)生的動(dòng)作或存在的狀態(tài)，也表示將來(lái)經(jīng)?；蚍磸?fù)發(fā)生的動(dòng)作.1).Inthefuture,therewillbelessfreshwater.2).They’regoingtobuysomefoodrightaway.2.常與一般將來(lái)時(shí)連用的時(shí)間狀語(yǔ)有:inthefuture,tomorrow,thedayaftertomorrow,next(month),atonce(立刻;馬上),soon,rightaway(立刻;馬上),right現(xiàn)在;馬上),soonerorlater(遲早),later，in+一段時(shí)間等3.結(jié)構(gòu):1)will動(dòng)詞原形（第一人稱用shall）2)begoingto+動(dòng)詞原形1).否定：一加二改：一加（助動(dòng)詞+not;二改（some改為any）Hewillvisityoutomorrow.---Hewon’tvisityoutomorrow.Theyaren’tgoingtobuyanyfood.2).一般疑問(wèn)：一提二改三升調(diào)：把（will/be）提到句首；把some改為any、句號(hào)改為問(wèn)好；1).Willhevisityoutomorrow?------Yes,hewill./No,hewon’t.2).Aretheygoi