外研版英语八年级下册知识点总结

外研版英语八年级下册知识点总结同学们，八年级下册的英语学习是一个承上启下的关键阶段。它不仅是对以往知识的深化与拓展，也为九年级的冲刺打下坚实基础。这份知识点总结旨在帮助大家系统梳理本学期的核心内容，巩固所学，查漏补缺，希望能成为你们学习路上的得力助手。一、核心语法项目语法是语言的骨架，掌握好语法规则，才能更准确、流利地运用英语。本学期我们重点学习和深化了以下语法点：1.现在完成时(PresentPerfectTense)*构成:主语+have/has+动词的过去分词(V-ed)*肯定句:Ihavefinishedmyhomework./ShehasgonetoBeijing.*否定句:Ihaven'tfinishedmyhomework./Shehasn'tgonetoBeijing.*疑问句:Haveyoufinishedyourhomework?/HasshegonetoBeijing?*用法:*表示过去发生或已经完成的某一动作对现在造成的影响或结果。常与already,yet,just,ever,never等词连用。*Example:Ihavealreadyseenthisfilm.(强调现在知道电影内容)*表示从过去某一时间开始并持续到现在的动作或状态，常与for+时间段,since+时间点/从句(一般过去时)连用。*Example:Wehavelivedherefortenyears.*Example:HehasstudiedEnglishsincehewassix.*注意:have/hasbeento(去过某地，已回)与have/hasgoneto(去了某地，未回)的区别。*Example:ShehasbeentoParis.(她现在不在巴黎)*Example:ShehasgonetoParis.(她现在可能在巴黎或在去巴黎的路上)2.过去进行时(PastContinuousTense)*构成:主语+was/were+动词的现在分词(V-ing)*用法:*表示过去某一特定时间正在进行的动作。常与at8o'clocklastnight,thistimeyesterday,when(引导的时间状语从句，主句用过去进行时，从句用一般过去时)等连用。*Example:IwaswatchingTVat9pmlastnight.*Example:Hewasreadingabookwhenthephonerang.*表示过去某一段时间内持续进行的动作。*Example:Theywerebuildinganewroadlastyear.(可能尚未完工)3.情态动词(ModalVerbs)*can/could:表示能力、请求许可。could比can语气更委婉。*Example:Icanswim./Couldyouhelpme?*may/might:表示请求许可、可能性。might比may可能性更低。*must/haveto:must表示主观上的“必须”，haveto表示客观上的“不得不”。*should/shouldn't:表示“应该/不应该”，提出建议或义务。*Example:Youshouldbrushyourteethtwiceaday.*need:作为情态动词表示“需要”，常用于否定句和疑问句。*Example:NeedIfinishittoday?/Youneedn'tworry.4.条件状语从句(ConditionalClauses-Type1)*构成:If+一般现在时(从句),主句用一般将来时(will+动词原形)/情态动词(may/might/can等)/祈使句。*用法:表示将来可能发生的事情及其结果，“如果……，就会……”。*Example:Youmaygetgoodgradesifyoustudyhard.*Example:Ifyouseehim,pleasetellhimtocallme.5.反意疑问句(TagQuestions)*构成:陈述句+简短问句。遵循“前肯后否，前否后肯”的原则，简短问句的主语和助动词/情态动词与陈述句保持一致。*Example:YoulikeEnglish,don'tyou?*Example:Hecan'tswim,canhe?*Example:Theyhavefinishedthework,haven'tthey?*注意:陈述句部分含有never,few,little,nothing,nobody等否定词时，视为否定句，简短问句用肯定形式。*Example:Hehasfewfriendshere,doeshe?二、重点词汇与短语本册教材涉及的词汇丰富，以下列举一些核心动词、名词、形容词及常用短语，同学们需重点掌握其含义及用法。1.核心动词及动词短语*afford(v.买得起，负担得起)*agree(v.同意)agreewithsb./agreetodosth.*appear(v.出现，似乎)*argue(v.争吵)arguewithsb.aboutsth.*avoid(v.避免)avoiddoingsth.*borrow(v.借入)borrowsth.fromsb.*bring(v.带来)bring...to...*carry(v.搬运，携带)*cause(v.引起，导致)*check(v.检查，核对)*choose(v.选择)choose...from.../choosetodosth.*collect(v.收集)*consider(v.考虑)considerdoingsth.*continue(v.继续)continuedoingsth./todosth.*control(v.控制)*cost(v.花费)(物作主语)*cover(v.覆盖，包括)*cross(v.穿过)*depend(v.依靠)dependon*describe(v.描述)*develop(v.发展，培养)*die(v.死亡)*discover(v.发现)*discuss(v.讨论)discusssth.withsb.*divide(v.划分)o...*doubt(v.怀疑)*encourage(v.鼓励)encouragesb.todosth.*enjoy(v.喜欢)enjoydoingsth.*fall(v.落下，摔倒)falloff/falldown*feed(v.喂养)feed...on...*feel(v.感觉，摸起来)*fill(v.填满)fill...with...*find(v.找到，发现)findout*finish(v.完成)finishdoingsth.*follow(v.跟随，遵守)*forget(v.忘记)forgettodosth./forgetdoingsth.*get(v.得到，变得)getup/geton(well)with/getoff/getto/getreadyfor*give(v.给)giveup/givein/givesb.sth.=givesth.tosb.*go(v.去)goon/goover/goout/goaway*grow(v.生长，变得)*hand(v.传递)handin/handout*happen(v.发生)*hate(v.讨厌)hatedoingsth./todosth.*hear(v.听见)hearfrom/hearsb.doingsth./hearsb.dosth.*help(v.帮助)helpsb.withsth./helpsb.(to)dosth.*hope(v.希望)hopetodosth./hope(that)+从句*hurry(v.匆忙)hurryup*improve(v.提高，改善)*include(v.包括)*increase(v.增加)*invent(v.发明)*join(v.加入)joinin/joinsb.*keep(v.保持，保存)keepdoingsth./keep+adj./keep...from...*kill(v.杀死)*knock(v.敲)knockat/knockinto*know(v.知道，认识)*learn(v.学习)learnfrom/learntodosth.*leave(v.离开，留下)leavefor/leavesth.+地点*let(v.让)letsb.dosth.*lift(v.举起)*like(v.喜欢)likedoingsth./todosth.*listen(v.听)listento*look(v.看)lookat/lookfor/lookafter/lookup/lookforwardto(doingsth.)*lose(v.丢失，失去)*make(v.制作，使)makesb.dosth./make+adj./makeup*manage(v.设法做到)managetodosth.*matter(v.要紧)Itdoesn'tmatter.*mean(v.意思是，意味着)meandoingsth./meantodosth.*meet(v.遇见，满足)*mind(v.介意)minddoingsth.*miss(v.想念，错过)*move(v.移动，搬家)*offer(v.提供)offertodosth./offersth.tosb.*open(v.打开，开办)*operate(v.操作，做手术)*order(v.命令，订购)ordersb.todosth.*organize(v.组织)*own(v.拥有)*pass(v.通过，传递)passon*pay(v.支付)payfor/paysb.moneyforsth.*pick(v.采摘，挑选)pickup*plan(v.计划)plantodosth.*play(v.玩，演奏)playwith*point(v.指)pointat/pointto*prefer(v.更喜欢)prefer...to.../preferdoingsth.todoingsth./prefertodosth.*prepare(v.准备)preparefor/preparesth.forsb.*press(v.按，压)*protect(v.保护)protect...from...*provide(v.提供)providesth.forsb./providesb.withsth.*pull(v.拉)*push(v.推)*put(v.放)puton/putoff/putup/putdown/putaway*reach(v.到达，够到)*read(v.阅读)*receive(v.收到)*refuse(v.拒绝)refusetodosth.*remember(v.记得)remembertodosth./rememberdoingsth.*report(v.报道，报告)*rest(v.休息)*return(v.返回，归还)returnto.../returnsth.tosb.*ride(v.骑)*ring(v.响，打电话)ringup*rise(v.上升，升起)*run(v.跑，经营)runoutof*save(v.拯救，节省)*say(v.说)saytooneself*see(v.看见)seesb.doingsth./seesb.dosth./see...off*seem(v.似乎)seem+adj./seemtodosth.*sell(v.卖)*send(v.发送，派遣)sendup/sendfor*set(v.设置，放置)setup/setoff*shake(v.摇晃，握手)*share(v.分享)sharesth.withsb.*show(v.展示，给……看)showsb.around/showsth.tosb.*shut(v.关闭)*sing(v.唱)*sit(v.坐)*sleep(v.睡觉)*smell(v.闻起来)*smile(v.微笑)*solve(v.解决)*speak(v.说，讲)speaktosb./speakEnglish*spend(v.花费，度过)(人作主语)spend...onsth./spend...(in)doingsth.*stand(v.站立，忍受)standup/can'tstanddoingsth.*start(v.开始)startdoingsth./todosth.*stay(v.停留，保持)stayup*steal(v.偷)*stop(v.停止)stopdoingsth./stoptodosth./stop...fromdoingsth.*study(v.学习，研究)*succeed(v.成功)succeedindoingsth.*suggest(v.建议)suggestdoingsth./suggestthat...(should)do...*suppose(v.认为，猜想)*surprise(v.使惊讶)*sweep(v.打扫)*take(v.拿走，花费，乘坐)takeoff/takeaway/takeout/takecareof/takepartin/ittakessb.sometimetodosth.*talk(v.谈话)talkto/withsb./talkabout*taste(v.尝起来)*teach(v.教)teachsb.sth./teachsb.todosth.*tell(v.告诉，分辨)tellsb.sth./tellsb.todosth./tell...from...*thank(v.感谢)thanksb.forsth./doingsth.*think(v.想，认为)thinkabout/thinkof/thi