初三英语Unit12Mainlyrevision知识精讲一.本周教学内容:Unit12MainlyrevisionI.词汇:someday,print,universe,man-made,satellite,space,spaceship,send,receive,shut,wollenII.词组和惯用法:1.pointat指示、指向2.sendup发射3.shutdown把…关上4.setone’smindtodo…一心想做…5.connect…to…把…连接到…6.travel/goround…绕…转7.spaceshipswithoutpeople不载人宇宙飞船8.sofar到现在为止9.learnmoreabouttheearth.了解关于地球的更多情况10.withone’shelp./withthehelpof在…帮助下11.maketelephonecalls打电话12.allthetime一直、总是13.putoff推迟、拖延III.日常交际用语:A.有关选择电视节目的用语。What’sontonight?今晚放映什么节目?Whichchannelisiton?在哪个频道放映?Itmustbeonchannel2.肯定在2频道。Ican’tgetanythingonChannel1.1频道什么也收不到。B.有关询问距离的用语。HowfarawayisSydneyfromBeijing?Sydneyis10,400kilometresawayfromBeijing.IV.语法被动语态:一般现在时主语+is/are+动词过去分词一般过去时主语+was/were+动词过去分词含有情态动词主语+can,may,mustshould+be+动词过去分词现在完成时主语+have/has+been+动词过去分词重点与难点:1.mind用法(1)mind作名词“精神、智力、头脑、想法、意向、目的”等。常用于短语中如:beintwominds.三心二意changeone’smind改主意beofthesamemind意见相同inone’smind在某人的心目中keepanopenmind采取虚心的态度makeupone’smind下决心(2)mind用作动词,“留神、注意(多用于命令句)介意、在乎(多用于疑问句、否定句,后面可接名词、动名词)照顾。”DoyoumindmywatchingTV?Pleasemindthebabywell.注意:mind后直接跟名词、动名词做宾语。与跟名词所有格或形容词物主代词,然后再接动名词的含义不同。Doyoumindmyopeningthewindow?你介意我打开窗户吗?Doyoumindopeningthewindow?你能为我打开窗户吗?2.light的用法(1)作形容词A.浅色的、淡色的,反义词darkThisshirtislightblue.B.轻的,反义词heavyIsthisbaglightorheavy?(2)作名词A.光、光线,不可数名词ThelightintheroomispoorB.灯,可数名词Lightsintheroomareon.(3)用作动词A.点燃,点着Helightedapieceofpaper.B.使光明、照耀Thebuildingwaslightedupbrightly.这座建筑灯火通明。3.repair/fix/mendA.repair与fix是同义词,repair的宾语通常是建筑物、堤坝、车辆、机械等。有时repair与fix可互换。Hehadrepairedthewatchby5o’clockthedaybeforeyesterday.Mr.Wanghasrepaired(fixed)hisbiketwice.B.fix常用美语口语“修理、整理”一般用于修理钟表、无线电等。Ihadmytaperecorderfixed?C.mind表示“修补破损的东西,使其恢复原样,多用于修补构造简单的小东西。”ThestudentsofClassThreemendedthewindowsoftheclassroomyesterday.4.universe/space/skyA.univer:“宇宙、天地万物”强调宇宙的物质概念Theearthisonlyasmallpartoftheuniverse.B.space空间,指大气层以外的太空领域。Themoonisquitenearusinspace.C.sky天、天空,指我们在地球上能看到的太阳、月亮、星星的天空,一般用单数。Therearemillionsofstartsinthesky.5.ordinary/commonA.ordinary侧重于与一般标准相比并不特殊,修饰人或物,反义词specialYoushoulddoitinanordinaryway.Heiswearinganordinaryshirt.B.common侧重于到处可见的或众所周知的,多数情况下修饰物。Thisisaverycommonidiom.Wehavemanythingsincommon.我们有很多相似之处。6.message/news/information.A.message“消息、信息”可数名词,常指口信、致贺词、贺电。Ihaveamessageforyoufromyourparents.B.news“新闻、报导”是不可数名词,媒体上得到的消息。Thisnewsisgood,wheredidyougetit?C.information“通知、报告、消息、报导”主要强调情报、资料、消息、网上信息,不可数名词。Hewantssomeinformationaboutthematter.7.putup/build/found/setupA.sentup建立某种机构、设施等。Severalnewschoolshavebeensetupinthecity.B.build“建筑、建设”接表示具体事物的名词。Thepeopl...