初中英语新外研版七年级上册Unit 4重点单词用法（2024秋）

七年级英语上册Unit4重点单词用法1.unusual不平常的，形容词。[例]Thisisanunusualparty.unusually不平常地，副词。[例]Thegirlisunusuallyclever.2.treat请客，款待，招待，动词。[用法]（1）treatsb.款待某人。[例]IwanttotreatmyBritishfriend.（2）treatsb.as以....方式对待某人。[例]Wetreathimasahero.3.whole全部的，整个的，形容词。[用法]whole一般位于冠词、所有格或其他限定词后。[例]mywholelife我的一生。thewholeclass整个班级。4.become成为，变成，动词（连系动词）。[用法]后接名词或形容词。[例]Shebecameafamoussingeratlast./Theyfinallybecamesuccessful.5.hang悬挂，动词。[用法]其过去式是hung。[例]Wehungsomelanternsinthedinningroom.6.joke说笑话；开玩笑，动词。[用法]jokewithsb.和某人开玩笑。[例]Sheoftenjokeswithus.jokeaboutsth.拿某事开玩笑。[例]Don’tjokeaboutrunning.Youmustbejoking.你一定是在开玩笑。Areyoujoking?你在开玩笑吗？7.shocked震惊的，形容词。[用法]beshockedat...对......感到震惊。[例]Theywereshockedatwhathesaid.8.laugh发出笑声，（大）笑，动词。[例]Theyalllaughedhappily.[用法]laughat...嘲笑......。[例]Don’tlaughatothers.9.shape形，形状，外形，名词（可数或不可数）。[例]Itsroundshapemakesmehappy.[用法]intheshapeof...以......的形状。[例]Kim’sbirthdaycakewasintheshapeofatrain。10.reunion团圆，团聚，动词。re-前缀表示“再”、“重新”、“重复”的意思。[例]restart（重新开始），rebuild（重建）。11.piece片；块；段；截，名词。[用法]（1）apieceof...一块/张/段/......。[例]Youcanwriteitdownonapieceofpaper.（2）inpieces破碎；成碎片。[例]Herbowlwasinpieces.3 12.knife刀，名词。复数形式是knives。[例]Shehasgottwoknives.13.smell气味，名词（可数或不可数）。[用法][例]Whatadelicioussmell!smell闻起来，系动词。后接形容词。[例]Thecookiesmelldelicious.smellof+名词，闻起来有......的味道。[例]Theroomsmellsofflowers.14.laughter笑；笑声，名词（不可数）。[用法]具有抽象或概括意义。[例]Theroomwasfulloflaughterandhappiness./Laughteristhebestmedicine.15.fill（使）充满；装满，动词。[用法]（1）fill...with...用......装满......。[例]Ifillthebagwithsomebooks.（2）befilledwith充满，装满。[例]Mybagisfilledwithbooks.16.miss思念，想念，怀念（某人）；错过，动词。[用法]（1）misssb./sth.想念某人/某物。[例]Theyoftenmissthefreshairinthecountryside.（2）missdoingsth.怀念做某事。[例]Wemissplayingfootballtogether.（3）misssth./doingsth.错过某事或错过做某事。[例]Imissthechancetogotocollege./Hemissescatchingthefirsttraintoday.17.taste味道，滋味，名词（不可数）。[例]Weenjoyedthetaste.[用法]taste品尝起来；吃（尝）起来有......味，系动词。后接形容词。[例]Thecaketastesdelicious.18.celebrate庆祝，动词。[例]HowdidyoucelebratetheSpringFestival?celebration庆典；典礼；庆祝活动，名词。[例]Daming,let’sjointhecelebration.19.usually通常地；惯常地，副词。[用法]放在be动词后，实义动词前。[例]Sheisusuallyathomeatweekends./Iusuallygetupatsixo’clockeveryday.usual通常的；平常的；惯常的，形容词。[例]Asusual,wearetrainingcarefullynow.20.waste（金钱、技能等的）浪费，名词（不可数）。[用法]（1）waste浪费，不可数名词，但可连用不定冠词。[例]awasteoftime浪费时间。（2）浪费，动词。wastetime/moneyon/oversth.在……方面浪费时间/金钱。[例]Don’twastemuchtimeonthis.（3）wastetime/money（in/on）doingsth.浪费时间/金钱做某事。[例]Theywastedalltheafternoonplayingbasketball.21.pollution污染，名词。[例]waterpollution水污染。pollute污染，动词。3 [用法]pollutesth.污染某物。如。Manythingspollutewater,suchasrubbish,bags.pollutesth.by/withsth.用......污染......。[例]Don’tpollutetheriverwiththewaste.22.duty（道德或法律上的）义务，责任，名词。[用法]haveadutytotodosth./haveadutyofdoingsth.有责任或义务做某事。[例]Wehaveadutytomakemoremoneyforthefamily.onduty值班。[例]Heisn’tondutytoday.23.emergency紧急情况，不测事件，名词。[用法]表示具体的紧急事件时，是可数名词；表示紧急状况，紧急关头时，是不可数名词。[例]Theyareintheemergencyroomnow./Hecandoitwellinanemergency.24.challenge挑战，具有挑战性的事物，名词（可数）。[用法][例]It’sachallengetomostofus.challenge向......提出挑战，动词。[用法]challengesb.todosth.向某人提出挑战做某事。[例]Theychallengeustoplayfootballafterschool.25.situation形势，情况，状况，局面，名词（可数）。[用法]Someanimalsareinabadsituationnow.26.regret后悔（做了某事）；对......感到遗憾，动词。[用法]regret的过去式是regretted。（1）regretsth.后悔/遗憾......。[例]Ifyougonow,youwillregretit.（2）regretdoingsth.后悔/遗憾做过某事（强调事情已做）。[例]Sheregretsspendingsomuchmoney.27.decision决定，抉择，名词。[用法]makeadecisiontodosth.决定做某事。[例]Wemakeadecisiontodomorereadingthissummerholiday.decide决定，下决心，动词。decidetodosth.决定做某事。[例]Idecidetostudyhardfromnowon.28.support支持，名词（不可数）。[例]I’mverythankfulfortheirsupport.[用法]（1）supportforsth.有关......的支持。[例]Ineedsupportforthiswork.（2）supportof/fromsb.来自......的支持。[例]Ihadthesupportof/frommyfamily.（3）support支持，动词。supportsb./sth.支持某人/某事。[例]Isupportyourdecision.29.medical医学的；医疗的，形容词。[例]medicalteam医疗队伍。medicine药，名词（不可数）。[例]takemedicine吃药。30.bright光明地；明亮地，副词。[用法]bright一般只能与shine连用，放在shine后面。[例]Thesunshonebright.31.firework烟火，烟花，名词（可数）。[例]Didyouseethosefireworks?3