Unit4-Using-Language-重難點(diǎn)詞匯詳解

Unit4UsingLanguage重難點(diǎn)詞匯詳解1.powerfuladj.強(qiáng)有力的;有影響力的教材原文Beforeweleft,LiYanpingexplainedtomethattheforceofgravitywouldchangethreetimesonourjourneyandthatthefirstchangewouldbethemostpowerful.在我們啟程以前，李彥平向我解釋說,在我們的航行中會(huì)有三次引力的改變，第一次的改變將是最強(qiáng)的。經(jīng)典例句①Light isapowerfulbiologicalforce,andonmanyspeciesitactsasamagnet.光是一種有力的生物力，照在很多物種上就像磁鐵一樣。②Itcontainsapowerfuldrugwhichaffectsmosquitoes.它含有一種強(qiáng)效的藥物可以影響蚊子。③They dideverythingintheirpowertosavethebuildingdatingbacktotheQingdynasty,buttheireffortswereinvain.他們?cè)谀芰Ψ秶鷥?nèi)盡一切努力去挽救始于清朝時(shí)期的建筑，但是他們的努力白費(fèi)了。（datebackto...追溯到）2.pulln.拉（力）；拖;牽引力教材原文Wearetoofarfromtheearthnowtofeelitspull….現(xiàn)在我們離地球太遠(yuǎn)了,感覺不到它的引力…經(jīng)典例句①Passengersstoodandstretchedasthetrainpulledin.火車進(jìn)站時(shí)旅客們站起來伸了伸懶腰。②The policemanpulledupthemotoristandaskedtoseehisdrivinglicence.警察讓那個(gè)駕駛員停車，要看他的駕照。③Whetherthebuildingsinthisareashouldbepulleddownhasremainedrelevant；peoplearestilllookingforotherpossiblesolutions.這個(gè)地區(qū)的建筑物是否該拆事關(guān)重大,人們?nèi)匀辉趯ふ移渌赡艿慕鉀Q辦法。（Whether引導(dǎo)主語從句）3.cheerup感到高興；感到振奮教材原文Icheeredupimmediatelyandfloatedweightlesslyaroundinourspaceshipcabinwatchingtheearthbecomesmallerandthemoonlarger.我立刻感到很高興，由于失重我在我們的太空艙里飄來飄去，我望著地球變得越來越小，而月球越來越大。經(jīng)典例句①I amtakingMaryouttocheerherup.我要帶瑪麗到外面轉(zhuǎn)轉(zhuǎn)，讓她振作起來。②Everybodygaveacheerwhenhewon.他贏了時(shí)，大家都?xì)g呼起來。③Agreatcheerwentupfromthecrowd.人群中爆發(fā)出一陣熱烈的歡呼聲。④WheneverIencounterdifficulties，shewillencouragemeandhelpmecheerup.每當(dāng)我遇到困難時(shí),她總是鼓勵(lì)我，幫我振作起來。⑤Bathedinthesunshine,wejumpedandcheeredwithjoy.沐浴在陽光中,我們高興地又跳又叫。（bathed前省略了Whenwewere)4.practicen.練習(xí)；實(shí)踐教材原文“Ohdear,”Icried,“walkingdoesneedabitofpracticenowthatgravityhaschanged.”“天哪，”我大聲說既然重力改變了,走路也的確需要練一練了?！苯?jīng)典例句①Practicemakesperfect.熟能生巧。②Myfatherdevotedhislifetothepracticeoflaw.我父親當(dāng)了一輩子的律師。③HelearnedtospeakEnglishwellbypracticingspeakingwheneverhehadachance.他一有機(jī)會(huì)就練習(xí)說英語,通過這個(gè)辦法他學(xué)會(huì)了說一口流利的英語。④HemadeuphismindtodevoteallhisenergiestopracticinghisspokenEnglishbeforegoingtocollege.他下定決心在進(jìn)人大學(xué)之前，將所有的精力投入練習(xí)英語口語中。（devotesth.todoingsth.把用于做）5.nowthat既然；由于（引導(dǎo)原因狀語從句）教材原文“Ohdear，”Icried,“walkingdoesneedabitofpracticenowthatgravityhaschanged.”“天哪，”我大聲說既然重力改變了,走路也的確需要練一練了。”經(jīng)典例句①Nowthatyouaregrown-up,youmuststopthischildishbehaviour.既然已經(jīng)長大了，你必須停止這種幼稚的行為。②Now thatdinnerisready,washyourhands.既然晚飯準(zhǔn)備好了，洗手去吧。③Nowthatyou’vegotachance,youmightaswellmakefulluseofit.既然你有了這個(gè)機(jī)會(huì)，你不妨好好利用。（mightaswelldosth.做倒也不妨）6.getthehangof熟悉；掌握；理解教材原文AfterawhileIgotthehangofitandwebegantoenjoyourselves.過了一會(huì)兒，我掌握了走路的訣竅，然后我們開始痛快地玩起來。經(jīng)典例句①Once yougetthehangofthings,thechoiceoftheoperatingsystemwillbecomeeasy.一旦你掌握了這些知識(shí)，操作系統(tǒng)的選擇會(huì)變得容易。②Once yougetthehangofit，it’sapieceofcake!你一旦掌握了竅門，那就是小菜一碟?、跿here werealwaysgroupsofboyshangingaboutinthesquare.廣場上總是有一群群男孩在閑蕩。④Toaddspacetotheroom,hangamirroronthewalloraddafloormirrorintheroom.為了擴(kuò)大房間的空間，可以在墻壁上懸掛一面鏡子，或在室內(nèi)加一塊地鏡。⑤Hehangedhisheadwhenheheardwhatshesaid.聽到她說的話,他低下了頭。7.breakout(戰(zhàn)爭、火災(zāi)、疾病等）突發(fā);爆發(fā)教材原文Wewatched,amazedasfirebrokeoutontheoutsideofthespaceshipastheearth’sgravityincreased.我們驚奇地看著，隨著地球引力的增加，宇宙飛船的外層起火了。經(jīng)典例句①Does everyoneknowwhattodoifafirebreaksout?如果發(fā)生火災(zāi)，大家都知道該怎么辦嗎？②Thecarbrokedownhalfwaytothedestination.汽車在到達(dá)目的地的中途拋錨了。③Thebandbrokeupin1970，buthappilytheyreunitedinthemid-1980s.這支樂隊(duì)在1970年解散了，但是令人高興的是,20世紀(jì)80年代中期他們?cè)俅尉墼诹艘黄?。④Hekeptbreakinginwithsillyquestions.他不斷問一些愚蠢的問題來打岔。⑤Thepickpocketbrokeawayfromthepolicemanwhohadheldhisarm.警察雖然抓住了那個(gè)扒手的手臂，卻被他掙脫逃走了。⑥Scientists saytheyarebeginningtobreakthroughinthefightagainstcancer.科學(xué)家們說，他們?cè)诜乐伟┌Y方面開始有所突破。8.watchoutfor當(dāng)心;提防；密切注意教材原文Watchoutfor...注意….經(jīng)典例句①Watchout!There’sacarcoming.小心！有輛車開過來了。②Heclimbedthemountaincarefully,allthetimewatchingoutforlooserocks.爬山時(shí)，他步步小心，一直提防松動(dòng)的石頭。③You’ll catchacoldifyoudon’twatch