Module3JourneytospaceUnite2知識(shí)點(diǎn)梳理-八年級(jí)英語下冊(cè)

2024外研社八年級(jí)英語下冊(cè)Module3Journeytospace知識(shí)點(diǎn)清單Unit2Wehavenotfoundlifeonanyotherplanetsyet.重點(diǎn)單詞解析重點(diǎn)單詞解析教材原句：Noneofthemhasanenvironmentlikethatoftheearth,soscientistsdonotthinktheywillfindlifeonthem.【歸納】nonepron.沒有一人；沒有一個(gè)；一點(diǎn)兒也沒有【辨析】none與noonenone“沒有一人/一個(gè)；一點(diǎn)兒也沒有”，指人/物，all的全部否定“noneof+可數(shù)名詞復(fù)數(shù)/人稱代詞復(fù)數(shù)”作主語，謂語動(dòng)詞單復(fù)數(shù)即可“noneof+不可數(shù)名詞”作主語，謂語動(dòng)詞用單數(shù)形式；強(qiáng)調(diào)數(shù)量，回答“howmany/howmuch”的提問；noone“沒有人”，指人，=nobody后不跟of短語，作主語，謂語動(dòng)詞用單數(shù)形式；不強(qiáng)調(diào)數(shù)量，回答who的提問；e.g.Noneofusknow（s）her.Howmanyapplesarethereinthebasket?None.Noone/Nobodyknowsthemanoverthere.Whowenttothepark?–Noone./Nobody.教材原句：Noneofthemhasanenvironmentlikethatoftheearth,soscientistsdonotthinktheywillfindlifeonthem.【歸納】environmentn.環(huán)境，可數(shù)名詞/不可數(shù)名詞【拓展】（1）theenvironment“自然環(huán)境；生態(tài)環(huán)境”（2）environmental“自然環(huán)境的，有關(guān)環(huán)境的”e.g.Wemustprotecttheenvironment教材原句：Noneofthemhasanenvironmentlikethatoftheearth,soscientistsdonotthinktheywillfindlifeonthem.【歸納】thatpron.那；那個(gè)（指代已被提及的事物）；還可用于含有比較意為的句子，代替可數(shù)名詞復(fù)數(shù)時(shí)用those。e.g.Inwinter,theweatherinHarbinismuchcolderthanthatinNanning.教材原句：Theyareveryfarawayandtheirlighthastotravelformanyyearstoreachus.【歸納】lightn.光；光線；光亮，不可數(shù)名詞【拓展】light的其他用法可數(shù)名詞，意為“電燈”可數(shù)名詞，意為“電燈”lightlightadj.①明亮的；采光好的②淺色的（反）dark③輕的（反）heavyv.v.點(diǎn)燃；照亮（lit;lit/lighted;lighted）教材原句：Theyareveryfarawayandtheirlighthastotravelformanyyearstoreachus.【歸納】reachv.到達(dá)；抵達(dá)=getto或arriveat/in【拓展】reachv.觸及；傳到e.g.WewillreachSuzhounextweek.教材原句：Itisimpossibletoimagine.【歸納】impossibleadj.（事情）辦不到的，不可能的【常用句型】It’simpossible(forsb.)todosth.（對(duì)某人來說）做某事是不可能的【拓展】形容詞前+im構(gòu)成反義詞e.g.It’simpossibleformetogetthefirstprizewithoutmyEnglishteacher’shelp.教材原句：Scientistshavealwaysaskedthequestion:withsomanystarsintheuniverse,arewealone,oristherelifeoutthereinspace?【歸納1】aloneadj.單獨(dú)的；獨(dú)自的不能用于名詞前，常用作表語【拓展】aloneadv.“單獨(dú)，獨(dú)自”【歸納2】outadv.“在遠(yuǎn)方”【拓展】adv.“外出，不在家”【歸納3】municatev.聯(lián)系；交流municatewithsb.“與某人交流”【派生詞】munication不可數(shù)名詞，意為“交流；聯(lián)系”e.g.Iwasathomealoneyesterday.Shewentouttothesupermarket.It’simportanttomunicatewithyourfriendswhenyou’reintrouble.重點(diǎn)重點(diǎn)短語解析教材原句：Scientiststhinkthattherehasbeenlifeontheearthforhundredsofmillionsofyears.【歸納1】ontheearth在地球上/世界上【歸納2】hundredsofmillionsof數(shù)以億計(jì)的【拓展1】hundredsof成百上千的后+可數(shù)名詞復(fù)數(shù)表示概數(shù)thousandsof數(shù)以千計(jì)的，成千上萬的millionsof數(shù)以百萬計(jì)的billionsof數(shù)以十億計(jì)的【拓展2】當(dāng)hundred/thousand/million/billion+具體數(shù)字時(shí)，后不+s,也不+of。e.g.Iamtheluckiestpersonontheearth.Thehouseisthousandsofyearsold.教材原句：Sevenotherplanetsalsogoaroundthesun.【歸納】基數(shù)詞+other/more+可數(shù)名詞復(fù)數(shù)=another+基數(shù)詞+可數(shù)名詞復(fù)數(shù)“再/又……”e.g.Ihaveeightother/moreapples.=Ihaveanothereightapples.教材原句：However,nospaceshiphastravelledfarenoughtoreachotherstarsinourGalaxy.【歸納】形容詞/副詞+enoughtodosth.“足夠……可以做某事”可與“so…that…”互換否定式“not+形容詞/副詞+enoughtodosth.”“不夠……不可以做某事”可與“too…to…”互換e.g.She’scleverenoughtoworkouttheproblem.=She’ssocleverthatshecanworkouttheproblem.He’snotoldenoughtogotoschool.=He’stooyoungtogotoschool.教材原句：Scientistshavealwaysaskedthequestion:withsomanystarsintheuniverse,arewealone,oristherelifeoutthereinspace?【歸納】with+名詞/代詞+介詞短語位于句首/句末，作狀語e.g.Hewalkedintotheroom,withabunchofflowersinhishands.重點(diǎn)重點(diǎn)句型解析教材原句：Scientiststhinkthattherehasbeenlifeontheearthforhundredsofmi