Unit8知識(shí)梳理總結(jié)【詞匯梳理】value（n.價(jià)值；v.重視；診視）→valuable（adj.珍貴的；寶貴的）noise（n.聲音；噪音）→noisy(adj.吵鬧的)sleep（v.睡覺(jué)；n.睡眠）→sleepy(adj.困倦的；瞌睡的）express（v.表示；表達(dá)）→expression(n.表情；表達(dá)）lead（v.引導(dǎo)；導(dǎo)致；過(guò)去式：led）→leader(n.領(lǐng)導(dǎo)；領(lǐng)袖）energy（n.力量；精力）→energetic(adj.充滿活力的）【短語(yǔ)歸納】haveapicnic/goonapicnic/goforapicnic去野餐atthesametime同時(shí)；一起attendthemeeting參加會(huì)議belongtosb.屬于某人(如果是人稱代詞，用賓格）pickup撿起；拾起feelsleepy感到困倦fallasleep入睡runafter追逐；追趕takemedicine吃藥medicalresearch/medicalteam醫(yī)學(xué)研究/醫(yī)療團(tuán)隊(duì)thepurposeof...的目的onpurpose故意地fullofenergy充滿精力notonly...butalso...不但...而且...【考點(diǎn)總結(jié)】belongto屬于，to是介詞，后接名詞或人稱代詞賓格。易錯(cuò)：①belongto后不能接名詞所有格或形容詞性物主代詞；②不能用于進(jìn)行時(shí)態(tài)和被動(dòng)語(yǔ)態(tài)；③主語(yǔ)常是物e.g.ThisEnglishbookbelongstome.=ThisEnglishbookinmine.ThenewbookbelongstoMary.不能說(shuō)：ThenewbookbelongstoMary’s.Whosevolleyballisthis?whose意為“誰(shuí)的”，whose是who的所有格形式，對(duì)物主代詞及名詞所有格提問(wèn)。e.g.①作形容詞：Whosekeysarethese?②作代詞：Whoseisthiscar?③可作定語(yǔ)從句的引導(dǎo)詞，在定語(yǔ)從句中作定語(yǔ)。Doyouknowthegirlwhosefatherisadoctor?Doyouhaveanythingvaluableinyourschoolbag?valuev.重視；診視；n.價(jià)值辨析valuable與worthvaluable常指物質(zhì)、金錢方面，強(qiáng)調(diào)物品貴重；珍貴worth既指物質(zhì)上，又指精神上，強(qiáng)調(diào)價(jià)值；beworth+錢數(shù)意為“值......錢”beworthdoingsth.意為“值得做某事”e.g.Thisbookisvaluabletome.這本書(shū)對(duì)我來(lái)說(shuō)很有價(jià)值。bevaluabletosb.對(duì)某人來(lái)說(shuō)有價(jià)值Thisbookisworthreading.這本書(shū)值得一讀。Ithinksomebodymusthavepickeditup.pickup動(dòng)副短語(yǔ)，代詞it/them作賓語(yǔ)時(shí)放在中間。pickup一詞多義：①拾起；撿起；②挑選；③（開(kāi)車）接人；④接e.g.Hefoundaneraseronthegroundandpickeditup.Myfatherwillpickmeup.Couldyoupleasehelpmepick（采；摘）apples?Everynightwehearstrangenoisesoutsideourwindow.noise(n.)聲音；噪音noisy（adj.）吵鬧的辨析noise,sound與voicenoise多指不悅耳的吵鬧聲、嘈雜聲sound泛指各種聲音，不帶感情色彩voice多指人說(shuō)話、唱歌的聲音，即人的嗓音e.g.Pleasedon’tmakesomuchnoise.Theteacherraisedhervoicesothatthestudentscouldhearherclearly.Lighttravelsmuchfasterthansound.Theremustbesomethingvisitingthehomesinourneighborhood.Theremustbesb/sthdoing是Therebe句型和must的連用，表示肯定推測(cè)。Theremustbesomeonefollowingme.Therebesomebodydoing.意為“某人正在做某事”。Thereisamanfishingbythelake.WheneverItrytoreadthisbook,Ifeelsleepy.辨析sleepy，asleep與sleepsleepyadj.意為“困倦的；瞌睡的”，可作定語(yǔ)；可作表語(yǔ)。feelsleepy“感到困倦”。asleepadj.意為“睡著的”，只作表語(yǔ)。fallasleep意為“入睡；睡著”sleep既作動(dòng)詞（slept,slept），也作名詞“睡覺(jué)”，enoughsleep;；gotosleep.He’swearingasuit.suit（n.）西裝；套裝；（v.）適合suit多指樣式、花色合適（強(qiáng)調(diào)主觀）fit多指衣服的尺碼、大小合適（強(qiáng)調(diào)客觀）Everyyearitreceivesmorethan750,000visitors.receive（v.）接待；收到；接受MissGreenarereceivingguestsinthegarden.receive收到指客觀上收到（禮物、信件、贈(zèng)品），不涉及收到者是否愿意接受accept接受指主觀上愿意接受e.g.Hereceivedagiftfromher,buthedidn’tacceptit.Theythinkthestonescanpreventillnessandkeeppeoplehealthy.prevent/stopsb.fromdoingsth.阻止某人做某事，from可以省略，在被動(dòng)語(yǔ)態(tài)中不能省。在keepsb/fromdoingsth中，from任何時(shí)候都不能省。e.g.Wemustpreventthewaterfrombeingpolluted.GrammarFocus【情態(tài)動(dòng)詞表推測(cè)】must表示有把握的肯定推測(cè)，只用于肯定句。意為“一定；肯定”。e.g.Thelightison.Hemustbeathome.can只用于否定句，即can’tbe“不可能”。e.g.Thatcan’tbeMary.SheisinNewYork.may/might/could，用于肯定句，意為“有可能，也許”，表示把握不大的推測(cè)。e.g.Thebookmay/could/mightbeToms.Helikesreading.【易錯(cuò)】must在表示肯定推測(cè)時(shí)，意為“一定”，但用于否定推測(cè)時(shí)，要用can’t，而不用mustn’t。mustn’t意為“禁止”。不同形式的情態(tài)動(dòng)詞表示不同的含義“情態(tài)動(dòng)詞+動(dòng)詞原形”表示對(duì)目前事情的推測(cè)。e.g.ThebookmustbeKate’s.“情態(tài)動(dòng)詞+be+現(xiàn)在分詞”表示對(duì)正在發(fā)生的事情進(jìn)行推測(cè)。e.g.Hemustbedoingher