八年级下册英语牛津深圳版Unit 7：The unknown world 期末知识点复习课件

八年级

下册Unit7Theunknownworld英语沪教牛津版必备词汇unknownadj.未知的alienn.外星人astronautn.宇航员receivev.收到hilln.山丘，小山loudadj.大声的，响亮的explorev.探索bushn.灌木quietadj.安静的roundadj.圆形的，球形的damagev.毁坏，破坏crashn.碰撞，相撞frightenedadj.惊吓的，害怕的discoverv.发现，找到terribleadj.非常讨厌的，可怕的fearn.害怕，惧怕creaturen.生物，动物feathern.羽毛wonderv.想知道linen.线条refusev.拒绝spreadv.张开markn.符号，记号desertn.沙漠tentn.帐篷knifen.刀explainv.解释，说明pleasedadj.高兴，满意receivev.收到---receivern.接受者explorev.探索；探测---explorern.探险家；勘探者---explorationn.探测frightenedadj.害怕的---frightenv.使惊吓---frighteningadj.令人恐惧的discoverv.发现---discoveryn.发现---discoverern.发现者terribleadj.可怕的---terriblyadv.非常；可怕地fearn.害怕---fearfuladj.可怕的wondern./v.想知道，惊讶---wonderfuladj.极好的explainv.说明；解释---explanationn.说明pleasedadj.高兴的---pleasev.使高兴---pleasingadj.令人愉快的---pleasuren.快乐；希望词汇拓展必备短语、句型keepquiet保持安静becauseof因为infear恐惧地，害怕地landingsite降落地assoonaspossible尽快agreewithsb同意，赞成disagreewithsb不同意某人wakeup醒来nextto紧挨着atmidnight在午夜lookoutof…往外看refusetodosth拒绝做某事divetowards猛冲到…mentionsthtosb向某人提及某事tellalie说谎landin着陆thousandsof成百上千makeanoise制造噪音runaway跑掉spreadone’swings展开翅膀wonderaboutsth对某事感到好奇refusetodosth拒绝做某事lookat看lookup查阅lookthrough浏览lookfor寻找lookout当心lookafter照顾lookahead向前看lookback回顾1.besure确定、确信Ithinkheiscoming,butIamnotsurebesureof/aboutsth确定…Ithinktheanswerisright,butI’mnotsureaboutit.besuretodosth确定要做某事You’resuretofailifyoudoitthatway.besurethat…Canwebesurethatsheishonest.重点句型解析2.believev.相信、信任---believableadj.可相信的believeinsb信任/相信某人believesb相信某人（说的话是真的）IbelieveinGodWebelieveJack’swords3.receivev.收到receivesthfromsb从某人那收到某物receive/accept辨析receive客观上接受、被动收到accept主观上接受、主动接受Thekingreceivesgiftsfromhispeople,butheneveracceptsthem.4.hearsbdoingsth听见某人正在做某事

hearsbdosth听见某人做过某事IhearMarycryinginthenextroom.IalwayshearsMarysingintheclassroom.5.keep+adj.保持某种状态keephealthy/fitkeepquiet6.hundred,thousand,million,billion的用法A.前面有具体数字或several,some,many等连用时，以上词用单数形式,谓语动词也用单数形式fivehundredpeoplemanymilliontreesB.与of连用时，以上词要用复数形式，而且前面不能再加数词，后加可数名词复数，谓语用复数形式hundredsofpeople成百上千的人thousandsoffactories成千上万的工厂millionsofbirds数以百万计的鸟儿C.数字+hundred/thousand/million/billion+of+the+可数名词复数Twohundredofthestudentsareplayingontheplayground必备语法---原因状语从句引导词：because/since/as/nowthat从句可放主句前也可放主句后1）because引导的原因状语从句往往比主句显得更重要,引出的原因往往是听话人不知道的because不能和so连用I’mleavingbecauseIamfedupwiththeboss.2）since引出的原因往往是人们已知的事实，因此也可以译为“既然”，通常放句首since引导的从句往往是次要的，重点强调主句的内容SinceMondayisTom’sbirthday,let’sgivehimaparty.3）as引出的理由是人们所熟悉或很明显的，as引导的从句与主句具有同等的重要性Shedidn’thearuscomeinasshewasasleep.4）nowthat“既然”主要用于口语，表示微弱的原因Nowthatthechildrenhavecleanedup,youcanletthemgobecauseof复合介词becauseof+名词/代词/动名词/what从句(不能接that从句）Heisherebecauseofyou.Helosthisjobbecauseofhisage.Ican’tstopfightingbecauseofhavingafamily.shewascryingbecauseofwhathesaid.becauseof注意：becauseof构成的介词短语一般只用作状语，而不能作表语Hewasabsentbecauseoftherain.=Hisabsencewasduetotherain.Hisabsencewasbecauseoftherain.

但句子主语是代词时，可以用because引出的短语作表语Itisjustbecauseofmoney.Thatwasbecauseofhissickness.两者可以互换Hecan’tcomebecauseheisill.=hecan’tcomebecauseofhisillness.Isaidnothingaboutitbecausehiswifewasthere.=Isaidnothingaboutitbecauseofhiswife’sbeingthere.1.________youarebusynow,let'sgotherenexttime,OK?A.UntilB.WhenC.BecauseofD.Since答案D解析考查从属连词。由题意可知：由于你现在很忙，让我们下次去那吧，好吗？A.until直到；B.When何时；C.Becauseof由于（后接名词短语）；D.Since因为，由于。联系语境，是因果关系，故选D练一练2.Idon'tlikewinter,________itsweatheriscold.A.Because;soB./;becauseC.So;becauseD.So;/答案B解析Because和so不可连用，排除AC，根据文中因果关系得知，本题选B。练一练3.Ididn'taccepthishelp_______Iwantedtotryitmyself.A.becauseB.thoughC.untilD.unl