人教版(2026)八年級(jí)下冊(cè)英語(yǔ)UNIT2StayHealthy講義知識(shí)點(diǎn)1:知識(shí)點(diǎn)1:stay的用法(動(dòng)詞+名詞)·動(dòng)詞含義1:停留、待(在某地/某段時(shí)間)例：Iwillstayathomethisweekend.(這個(gè)周末我會(huì)待在家里)·動(dòng)詞含義2:保持(某種狀態(tài)，作系動(dòng)詞，后接形容詞)例：Eatmorevegetablestostayhealthy.(多吃蔬菜保持健康)·名詞含義：停留、逗留例：WehadashortstayinShanghai.(我們?cè)谏虾６虝憾毫袅艘欢螘r(shí)間)例：Weshouldcareaboutourhealth.(我們應(yīng)該關(guān)心我們的健康)·healthyadj.健康的例：Weshouldeathealthilyeveryday.(我們應(yīng)該每天健康飲食)很好)知識(shí)點(diǎn)3:知識(shí)點(diǎn)3:cut的用法(動(dòng)詞+名詞)。短語(yǔ)：“acuton+身體部位”:某部位的傷口例：Don'tmakeacutonthepaper.(別在紙上劃口子)知識(shí)點(diǎn)4:知識(shí)點(diǎn)4:cause的用法(名詞+動(dòng)詞)知識(shí)點(diǎn)5:知識(shí)點(diǎn)5:enough的用法知識(shí)點(diǎn)6:知識(shí)點(diǎn)6:matter的用法(動(dòng)詞+名詞)·v.要緊；有關(guān)系；n.要緊事；麻煩事；事情；問(wèn)題；物質(zhì)例：Youropinionmattersalottome.(你的意見(jiàn)對(duì)我很重要);知識(shí)點(diǎn)7:知識(shí)點(diǎn)7:press的用法(動(dòng)詞+名詞+形容詞)putpressureonsb.給某人施加壓力知識(shí)點(diǎn)8知識(shí)點(diǎn)8:cover的用法(動(dòng)詞+名詞)coversth.(withsth.):(用……)覆蓋某物例：Thegroundiscoveredwithsnow.(地面被雪覆蓋);Coverthebowlwithaplate.(用盤子蓋住碗)知知識(shí)點(diǎn)9:medicine相關(guān)詞匯inmedicine在醫(yī)學(xué)領(lǐng)域；例：Youshouldtakemedicineontime.(你應(yīng)該按時(shí)吃藥);Weneedtoimprovemedicalcareinruralareas.(我們需要改善農(nóng)村的醫(yī)療護(hù)理)知識(shí)點(diǎn)10:知識(shí)點(diǎn)10:avoid的用法(動(dòng)詞+名詞+形容詞)avoidfrom從……中避開；例：Youshouldavoideatingtoomuchsugar.(你應(yīng)該避免吃太多糖);Weshouldtakemeasuresfortheavoidanceofaccidents.(我們應(yīng)該采取措施避免事故)知識(shí)點(diǎn)11知識(shí)點(diǎn)11:care的用法(動(dòng)詞+形容詞+副詞)例：Pleaselookafteryourlittlesister.(請(qǐng)照顧好你的小妹妹)知識(shí)點(diǎn)12:知識(shí)點(diǎn)12:suggest的用法(動(dòng)詞+名詞)建議take/followone'sadvice采納某人的建議；知識(shí)點(diǎn)13:知識(shí)點(diǎn)13:bruise的用法(動(dòng)詞+形容詞)·v.(使)身體淤青、擦傷；(使)水果/物品碰傷；bruisedadj.(身體部位)有淤青的、擦傷的；(水果/物品)有碰痕的Theappleisbruised.(這個(gè)蘋果有碰痕)知識(shí)點(diǎn)知識(shí)點(diǎn)14:suffering的用法(名詞+動(dòng)詞)·suffering可數(shù)名詞“苦難的經(jīng)歷”;不可數(shù)名詞“痛苦”;adj.痛苦的；sufferv.承受、經(jīng)歷endone'ssuffering結(jié)束某人的痛苦；sufferfrom+名詞(疾病/困難類);suffer+具體名詞(痛苦/損失類)例：Anaccidenthappenedyesterday.(昨天發(fā)生了一起事故);·詢問(wèn)溫度用“What'sthetemperatu例：What'sthetemperaturetoday?(今天氣溫多少?);。短語(yǔ)：describe…tosbgiveadescriptionof…對(duì)……進(jìn)行描述例：Pleasedescribeyournewteachertome.(請(qǐng)向我描述你的新老師);beterribleat+名詞/動(dòng)名詞(doingsth)不擅長(zhǎng)……、在……方面做得很差；beterriblefor+名詞對(duì)……有害、對(duì)……不利；知識(shí)點(diǎn)19:知識(shí)點(diǎn)19:certainty的用法(名詞+形容詞+副詞+動(dòng)詞)certifysb.as…證明某人是…;uncertainaboutsth.對(duì)某事不確定；uncertainwhether/if+從句不確定是否……;I’muncertainabouthisplan.(我對(duì)他的計(jì)劃不確定)知識(shí)點(diǎn)20:知識(shí)點(diǎn)20:screen的用法(名詞+動(dòng)詞)screenout屏蔽；offtheTheadswerescreenedout.(廣告被屏蔽了)知識(shí)點(diǎn)21:知識(shí)點(diǎn)21:save的用法(動(dòng)詞+名詞+形容詞)save/loseone'slife拯救/失去某人的生命例：Thedoctorsavedhimfromdeath.(醫(yī)生把他從死亡線上救了回來(lái));Weshouldsavemoneyforthefuture.(我們應(yīng)該為將來(lái)存錢)知識(shí)點(diǎn)22:知識(shí)點(diǎn)22:rightaway相關(guān)短語(yǔ)例：Pleasecomehererightaway.(請(qǐng)馬上來(lái)這里)知識(shí)點(diǎn)23:知識(shí)點(diǎn)23:throw的用法(動(dòng)詞+短語(yǔ))throwoneselfinto投身于；全力投入例：Don’tthrowawaytheoldbooks.(別丟棄舊書);Hethrewhimselfintohiswork.(他全身心投入工作)知識(shí)點(diǎn)24:知識(shí)點(diǎn)24:burn的用法(動(dòng)詞+過(guò)去式/過(guò)去分詞)burnenergy燃燒能量Weburnenergywhenweexercise.(我們鍛煉時(shí)燃燒能量)知識(shí)點(diǎn)25:知識(shí)點(diǎn)25:panic的用法(名詞+形容詞+短語(yǔ))·panicabout/oversth對(duì)某事的恐慌；知識(shí)點(diǎn)26:知識(shí)點(diǎn)26:aid的用法(名詞+動(dòng)詞+短語(yǔ))知識(shí)點(diǎn)27:知識(shí)點(diǎn)27:prepare的用法(動(dòng)詞+名詞+形容詞+短語(yǔ))。短語(yǔ)：preparetodosth.準(zhǔn)備做某事；例：Weshouldpreparefortheexam.(我們應(yīng)該為考試做準(zhǔn)備);知識(shí)點(diǎn)28:知識(shí)點(diǎn)28:point的用法(動(dòng)詞+名詞+短語(yǔ))·pointat指向(具體人或物，側(cè)重指的動(dòng)作);pointto指向(方向或遠(yuǎn)處事物，側(cè)重指的對(duì)象);keypoint關(guān)鍵點(diǎn)知識(shí)點(diǎn)29:知識(shí)點(diǎn)29:summary的用法(名詞+動(dòng)詞+短語(yǔ))insummary總之；概括地說(shuō)例：CanyousummarizethInsummary,weshouldworkhard.(總之，我們應(yīng)該努力工作)知識(shí)點(diǎn)30:知識(shí)點(diǎn)30:action的用法(名詞+動(dòng)詞+形容詞+短語(yǔ))·actionn.行動(dòng)；actorn.演員；actv.表演、行動(dòng)；actakeaction采取行動(dòng)Weshouldtakeactiontoprotecttheenvironment.(我們應(yīng)該采取行動(dòng)保護(hù)環(huán)境)知識(shí)點(diǎn)31:知識(shí)點(diǎn)31:pain/ache/injury/hurt/sore的用法辨析·若描述“全身的、突發(fā)的疼痛”(如摔倒后的劇痛)用pain;·若描述“局部的、持續(xù)的酸痛”(如久坐后的背痛)用ache;例：Ihaveaheadache.(我頭痛)·若描述“具體的身體損傷/傷勢(shì)”(如骨折、割傷)用injury;例：Hisleghurt.(他的腿受傷了)例：Don'tliedownfortoolongasitcouldmakeyourbackfeelsore.(不要躺太久，因?yàn)檫@會(huì)讓你的背部感到酸痛)·catchtheflu:固定搭配，表“感染流感”(側(cè)重“感染”的動(dòng)作);例：Ifyoudon'twearamask,youmightcatchtheflu.(如果你不戴口罩，可能會(huì)感染流感)·havetheflu:表“患有流感”(側(cè)重“患病”的狀態(tài));例：Hehastheflu,sohecan'tgotoschool.(他得了流感，所以不能上學(xué))知識(shí)點(diǎn)33:知識(shí)點(diǎn)33:disorder/order/strange/tight/nervous的用法例：Theroomwasindisorder.(房間一片混亂);;Themachineisoutoforder.(機(jī)器出故障了)例：It'sstrangethathedidn'tcome.(他沒(méi)來(lái)很奇怪);Astrangercametothedoor.(一個(gè)陌生人來(lái)到門口)·tightadj./adv.緊緊的(地);tightenv.拉緊、繃緊；betightwithsb和某人關(guān)系親密；例：Holdtheropetight.(緊緊抓住繩子);·benervoustodosth.做某事時(shí)感到緊張；例：Sheisnervoustospeakinpublic.(她在公眾面前講話很緊張)知識(shí)點(diǎn)34:知識(shí)點(diǎn)34:allergy/promise/ingredient的用法例：Ihaveanallergytocats.(我對(duì)貓過(guò)敏)·makeapromise(tosb.)(向某人)許下諾言；keepone'spromise遵守諾言；breakone’spromise違背諾言；promisetodosth.承諾做某事；例：Flourisakeyingredientinbread.(面粉是面包的關(guān)鍵原料);Checktheingredientsofthefood.(檢查食物的成分)例：Weshouldbeawareofthedanger.(我們應(yīng)該意識(shí)到危險(xiǎn));·strainv.拉緊；繃緊(物體);使承受壓力；連累(人/事物);n.壓力；負(fù)擔(dān)；例：Don'tstrainyoureyesbyreadinginthedark.(別在黑暗中看書傷眼睛);例：Thedoctorwilltreathisillness.(醫(yī)生會(huì)治療他的病);Weshouldtreatotherswithkindness.(我們應(yīng)該友善地對(duì)待他人)·visionn.視力、構(gòu)想、景象；visualadj.視覺(jué)的；看得見(jiàn)的；例：Hehaspoorvision.(他視力不好);Weneedtohaveaclearvisionforthefuture.(我們需要對(duì)未來(lái)有清晰的構(gòu)想)2.stomachache(胃痛)8.fever(發(fā)燒)5.backache(背痛)11.takesomemedicine(吃藥)6.cut(傷口)12.drinkenoughwater(喝足夠的水)第11頁(yè)共16頁(yè)13.restathome(在家休息)14.wearamask(戴口罩)15.seeadentist(看牙醫(yī))17.eatsomesoftfood(吃些軟食)18.bemorecareful(更小心)足夠的水)蜜的水)21.cleantheareaandcoveri覆蓋)22.pressdownonyournose(按住鼻子)(給胃敷些溫暖的東西)24.avoidusingyourphonetoooften(避免頻繁使用手機(jī))28.byoneself(獨(dú)自)29.enjoyoneself(玩得開心)32.atafriend'sbirthdayparty(在朋友的生日派對(duì)上)33.fallduringa..(在……期間摔倒)34.eattoomany...(吃太多……)35.talktoomuch(說(shuō)太多話)36.nexttime(下次)37.fornow(目前)39.inone'shands(由某人掌控)40.actout(表演)45.preparethechicken(準(zhǔn)備雞肉)進(jìn)入客廳)48.hearallaboutsth.(詳細(xì)了解某事)焦的味道)到空中)53.turnoffthestoveatonce(立刻關(guān)掉爐(通過(guò)在地上滾動(dòng)滅火)56.getwater(取水)57.beabouttodoso(正要這么做)58.stopshort(突然停下)59.thankstosth.(多虧了某事)課程)61.makeoilfiresmuchworse(讓油火變得更嚴(yán)重)62.runtogetthefireextinguisher(跑去拿滅火器)63.inseconds(幾秒鐘內(nèi))64.runcoolwateroversth.(用冷水沖洗某65.eatout(外出就餐)69.dosport(做運(yùn)動(dòng))71.havetorest(不得不休息)72.earhurt(耳朵疼)74.makesth.feelsore(讓某物感到酸痛)75.hitsb.hard(重重地撞到某人)76.throwsb.totheground(把某人甩到地77.becolouredwithfear(因恐懼而臉色變78.sufferfromshock(休克)80.callforhelp(呼救)81.checksth.carefully(仔細(xì)檢查某物)82.X-rayshow(X光顯示)83.armbebroken(手臂骨折)84.avoiddoingsth.(避免做某事)85.lookatone'sphone(看手機(jī))86.crosstheroad(過(guò)馬路)87.invitesb.toone'shouse(邀請(qǐng)某人到家88.havesth.tooneself(獨(dú)自享用某物)89.orderpizza,salad,andjuice(點(diǎn)披薩、沙拉和果汁)90.starttofeelstrange(開始感覺(jué)不對(duì)勁)91.feelwarm(感覺(jué)發(fā)熱)92.feeltight(感覺(jué)發(fā)緊)93.beallergictopeanuts(對(duì)花生過(guò)敏)94.jumpintoaction(立即行動(dòng))95.takesb.tothehospitalatonce(立刻送某人去醫(yī)院)96.tellsb.whathappened(告訴某人發(fā)生了什么)97.givesb.somemedicinerightaway(立刻給某人吃藥)98.takebettercareofoneself(更好地照顧自己)101.focuson(專注于)102.dosomeresearchonsth.(對(duì)某事做研究)104.presenttotheclass(向班級(jí)展示)初中情態(tài)動(dòng)詞總結(jié)1.can/could(“能做、可以做、可能是”,日常最常用)·用法1:表“能力”(會(huì)做某事，can表現(xiàn)在，could表過(guò)去)例1:我現(xiàn)在會(huì)游泳→Icanswimnow.·用法2:表“許可”(請(qǐng)求或允許做某事，could比can更客氣)例1:我能借你筆嗎?→CanIborrowyourpen?例2:你能幫我搬書嗎?(更客氣)→Couldyouhelpmecarrybooks?·用法3:表“可能性”(會(huì)不會(huì)是、可能嗎，can只用于“不可能”,could可表“可能”)例1:這不可能是他的書包(他書包是藍(lán)色的)→Thiscan'tbehisschoolbag.第14頁(yè)共16頁(yè)要答“Yes,Ican.”(不是“Yes,Icould.”)·用法1:表“許可”(請(qǐng)求允許，比can正式；或同意別人做某事)例1:老師，我可以進(jìn)來(lái)嗎?(更正式)→MayIcomein,teacher?例1:明天可能會(huì)下雨(概率50%)→Itmayraintomorrow.3.must/mustn't(“必須做、絕不許做、肯定是”,·用法1:表“必須”(有義務(wù)、要負(fù)責(zé)，否定說(shuō)“不必”,用needn't)例1:我們必須按時(shí)交作業(yè)→Wemustfinishhomeworkontime.例2:問(wèn)：我現(xiàn)在必須交嗎?答：不，不必→—MustIhanditinnow?—No,youneedn't.·用法2:表“禁止”(絕對(duì)不能做，語(yǔ)氣強(qiáng)，比如安全規(guī)則、紀(jì)律)例1:紅燈時(shí)絕不許過(guò)馬路→Youmustn'tcrosstheroadatredlights.例2:課堂上不許說(shuō)話→Youmustn'ttalkinclass.·用法3:表“肯定推測(cè)”(有依據(jù)的“一定是”,只用于肯定句)·用法1:作“情態(tài)動(dòng)詞”(只用于“否定句、疑問(wèn)句”,后接動(dòng)詞原形)例1:你不必等我(否定)→Youneedn'twaitforme.例2:我們現(xiàn)在需要開始嗎?(疑問(wèn))→Needwestartnow?·用法2:作“實(shí)義動(dòng)詞”(肯定、否定、疑問(wèn)都能用，后接“to+動(dòng)詞”)例1:我需要買本新筆記本(肯定)→Ineedtobuyanewnotebook.5.should/oughtto(“應(yīng)該做”,提建議、說(shuō)責(zé)任)不用例1:你應(yīng)該聽父母的話(提建議)→You