Unit3Couldyoupleasetellmewheretherestroomsare?請問你能告訴我洗手間在哪里嗎?知識詳解SectionA①Couldyoupleasetellmewheretherestroomsare?請問你能告訴我洗手間在哪里嗎?(教材P17標(biāo)題)②Excuseme,couldyoupleasetellmehowtogettothebookstore?打擾一下,請問你能告訴我怎樣去書店嗎?(教材P171c)問路的常用句型講”Couldyoupleasetellmewhere...?"與“Couldyoupleasetellmehowtogetto...?"意為”請問你能告訴我······在哪里嗎／怎樣去······嗎?”,是問路的常用句型.?Excuseme,could/canyoupleasetellmehowtogettothehospital?打擾了,請問你能告訴我怎樣去醫(yī)院嗎?拓(1)問路的常用句型還有:①Could/Canyoutellmethewayto...?你能告訴我去···的路嗎?②Could/CanyoutellmehowIcangetto...?你能告訴我怎樣能到······嗎?③Whichisthewayto...,please?請問哪條是去······的路?④Istherea/an...nearhere?這兒附近有·····嗎?⑤Whereis...,please?請問······在哪里?(2)指路的常用表達(dá)有:①Goalong/downthisroad/street.沿著這條路／街走.②Turnleft/rightatthe+序數(shù)詞＋crossing/turning.在第······個十字路口／拐彎處向左／右轉(zhuǎn).③It'snextto/beside/acrossfrom..,它緊挨著······/它在······旁邊／它在······對面Couldyouplease+動詞原形＋...?講該句型意為“請你······好嗎?”,用于禮貌地提出請求,please后接動詞原形,其肯定回答常用”Withpleasure./Ofcourse./Noproblem./OK.";否定回答常用”Sorry,Ihaveto.../Sorry,I'mafraidIcan't.".?-Alice,couldyoupleasepassmethepen?Iwanttowritealetter.艾麗斯,你能把鋼筆遞給我嗎?我想寫封信.-OK.Hereyouare.好的,給你.buysomestamps買一些郵票(教材P171a)stamp/st?mp/n.郵票;印章?Iwanta50-centstamp.我想要一張50分的郵票.?Heputadatestamponthepaper.他在紙上蓋了一個日期戳.拓［動詞］跺腳?Theaudiencestampedandshouted.觀眾又是跺腳又是大聲叫喊.Sure,justgoalongMainStreetuntilyoupassCenterStreet.當(dāng)然,就沿著主大街走,直到你經(jīng)過中心大街.(教材P171c)goalong沿著······向前走講是指路的常用表達(dá),同義短語有g(shù)odown、walkalong/down等.?Goalongtheroadandturnleftatthefirstcrossing.沿著這條路走,然后在第一個十字路口左拐.?Godownthestreetandyoucanfindtheshop.沿街前行,你會找到那家商店的.until的用法講［連詞］直到······為止引導(dǎo)時間狀語從句.其用法有:(1)用于肯定句,表示主句的動作一直延續(xù)到until所表示的時間為止.(此時可與till互換,且主句的謂語動詞要用延續(xù)性動詞).?Beforeyougetoffthebus,youshouldwaituntilithasstopped.你應(yīng)該等公共汽車停了再下車.(2)用于否定句,構(gòu)成”not…until..."結(jié)構(gòu),意為“直到······才·····”,表示主句的動作直到until所表示的時間才發(fā)生.(此時可與till互換,且主句的謂語動詞通常為非延續(xù)性動詞).?Shewon'tleaveuntil/tilltherainstops.直到雨停她才會離開.非延續(xù)性動詞拓［介詞］直到······為止后接表示時間的詞或短語.?Hewaiteduntilmidnight.他一直等到午夜.?Hedidn'tgohomeuntil12o'clock,他直到十二點(diǎn)才回家.典例1根據(jù)句意及首字母提示填寫單詞.Itissaidthaterhudidnotgetitsnameu_______thelateQingDynasty.解析:句意:據(jù)說二胡直到晚清時期才得名.not...until..."直到······才·····”,故填until.passv.經(jīng)過,通過?Iinvitedhiminwhenhepassedmyhouselasttime.上次他路過我家時我請他進(jìn)來了.?Wepassedthroughthegatesintoacourtyardbehind.我們穿過幾道門進(jìn)了后面的院子.拓pass的常用含義還有:?Passmesomesalt,please.=Passsomesalttome,please,請遞給我一些鹽.?Thedayspassedslowly.日子慢慢地過去.?IthinkJerrywillpasstheexamthistime.我想杰里這次會通過考試的.Thebookstoreisonyourright,besidethebank.書店就在你的右手邊,在銀行的旁邊.(教材P171c)beside/b?'sa?d/prep.在······旁邊;在······附近辨beside與besides兩者均為介詞.beside在······旁邊;在······附近相當(dāng)于nexttoHecamein,tookoffhiscoatandsatdownbesideme.他走進(jìn)來,脫下外套,在我旁邊坐了下來.besides除······之外(還)······Besidesthisshow,shealsowatchesmanyotheronlinefoodprograms.除了這個節(jié)目,她還觀看很多其他的網(wǎng)絡(luò)美食節(jié)目.Gopastthebookstore.經(jīng)過書店.(教材P182a)gopast經(jīng)過講相當(dāng)于pass(by),其中past為介詞,意為“經(jīng)過”.?Willyougopast/passbymyhouseonyourwayhome?你回家的路上會經(jīng)過我家嗎??Wedrovepastthehouse.我們開車經(jīng)過那座房子.拓past[介詞］晚于,在······之后?It'shalfpastten.現(xiàn)在10點(diǎn)半.辨past,across,through與overPast從······旁邊經(jīng)過across從物體表面橫過through從物體內(nèi)部穿過over從物體上方越過或跨過Pardon?什么?(教材P182d)pardon/'pa:(r)dn/v.原諒interj.請?jiān)僬f一遍講(1)[感嘆詞］常用于表示沒有聽清楚或不理解對方所說的內(nèi)容,請求對方再重復(fù)一遍,語氣比較委婉,讀時用升調(diào).”Pardon?"相當(dāng)于”Ibegyourpardon?"或”Pardonme?",意為”什么,請?jiān)僬f一遍”.?-Pardon?Ididn'tcatchwhatyousaid.請?jiān)僬f一遍,我沒聽清你說的話.-Isaidweshouldgoearlier.我說我們應(yīng)該早點(diǎn)兒去.(2)[及物動詞］原諒pardonsb.for(doing)sth.原諒某人(做)某事?Pardonmeforsayingso,butyoudon'tlookwell.請?jiān)徫疫@么說,你看上去氣色不好.典例2(濟(jì)南市歷下區(qū)期中)-Excuseme,couldyoupleasetellmewherethenearestbankis?-_________Ididn'thearyouclearly.A.Pardonme?B.Thankyou.C.Comeon.D.You'rewelcome.解析;句意:”打擾一下,請問你能告訴我最近的銀行在哪里嗎?”“請?jiān)僬f一遍.我沒聽清你說的話.”根據(jù)空后的”Ididn'thearyouclearly"可知,此處應(yīng)用”Pardonme?”“.故選A.InChina,wenormallysay"toilet"or“washroom"inEnglish.在中國,我們通常用英語說”toilet"或”washroom".(教材P182d)normally/'no:(r)m?li/adv.通常;正常情況下講［副詞］由”normal(adj.正常的)＋-ly(后綴)”構(gòu)成.?Thejourneynormallytakesabouttwohours.這段旅程通常需要大約兩小時.?Normally,everyhouryouride,youneedtopayoneyuan.正常情況下,你每騎一小時,需要付1元錢.拓normal[形容詞］正常的可作定語或表語.?Peoplebegantoliveanormallifeaftertheearthquake.地震過后人們開始過上了正常的生活.?It'snormaltofeelnervousbeforeanexam.考試之前覺得緊張是正常的.Youdon'tneedtorush!你不必著急！(教材P182d)rush/r??/v.&n.倉促;急促講(1)[動詞］倉促;急促rushtodosth.匆忙做某事rushoutof沖出······?Firefightersrushedtotheaccidentscene.消防員們迅速趕到事故現(xiàn)場.?Therewaslittletimeleft,sotheyrushedtocatchthebus.時間很少了,所以他們急急忙忙去趕公共汽車.?Herushedoutoftheroomwhenthebellrang.鈴響了,他沖出房間.(2)[名詞］倉促,匆忙;繁忙inarush倉促;匆忙atrushhour在(上下班時的)交通高峰期?Whenyou'reinarush,it'seasiertomakemistakes.你在匆忙之中更容易犯錯.Iwasscaredatfirst,butshoutingdidhelp.開始時我很害怕,但是大喊真的很管用.(教材P193a)do表示強(qiáng)調(diào)講此句中的did起強(qiáng)調(diào)作用,表示”真的,的確”.在英語中,可以借助助動詞do對謂語進(jìn)行強(qiáng)調(diào),do位于謂語動詞前,且do有人稱、數(shù)和時態(tài)的變化(do/does/did).起強(qiáng)調(diào)作用的do要重讀.?Theboydidknowthetruth.這個男孩真的知道真相.?Myfatherdoeshaveagoodmemory.我爸爸的記憶力真的很好.IsuggestWaterCityRestaurantinWaterWorld.我建議去水世界的水城餐廳.(教材P193a)suggest/s?'d?est/v.建議;提議講suggeststh.(tosb.)(向某人)建議某事suggestdoingsth.建議做某事suggest(that)sb.(should)dosth.建議某人做某事?MayIsuggestawhitewinewiththisdish,sir?先生,吃這道菜,我給您推薦一種白葡萄酒,好嗎??Joeysuggestedmakingaseatunderthetree.喬伊建議在樹下做個座位.?Isuggest(that)wehavedinnerfirst,andthenwatchthefilm.我建議我們先吃晚飯,而后看電影.拓(1)suggest[動詞］暗示;表明后跟賓語從句時,從句的謂語動詞隨人稱和時態(tài)的變化而變化.?Hissmilesuggested(that)hewassatisfied.他的微笑表明他是滿意的.(2)suggestion[可數(shù)名詞］建議其同義詞advice為不可數(shù)名詞.?Thesesuggestionswillhelpustogetalongwellwithothers,這些建議將幫助我們與他人和睦相處.典例3(2022·包頭中考)-Howcanwegotothestation?-I_________goinginmycar.A.practiseB.suggestC.inviteD.introduce解析:句意:”我們怎么去車站?”“我建議坐我的車去.”practise"練習(xí)”;suggest"建議”;invite"邀請”;introduce"介紹”.根據(jù)”Howcanwegotothestation"可知,此處是提出建議.故選B.OntheirwaytoWaterCityRestaurant,AliceandHeWeipassbyUncleBob's.在他們?nèi)ニ遣蛷d的路上,艾麗斯和何偉經(jīng)過鮑勃叔叔的餐館.(教材P193a)onone'swayto...在某人去······的路上講to后接地點(diǎn)名詞,如果接here、there、home等副詞,省略to.?Youareonthewaytosuccessaslongasyousticktoyourdreams.只要你堅(jiān)持自己的夢想,你就在成功的路上.?LastweekIwasonmywayhome,Icheckedmyphone.上周我在回家的路上查看了手機(jī).拓和way有關(guān)的其他短語:bytheway順便提一下inaway在某種程度上intheway擋路;妨礙inthisway通過這種方法passby路過;經(jīng)過?Willyoupassbythesupermarketonyourwayhome?你在回家的路上會經(jīng)過超市嗎??AshisneighborspassedbyandsawHenry,theyallpraisedHenryforwhathewasdoing.當(dāng)他的鄰居經(jīng)過,看見亨利的時候,他們都為他所做的事情表揚(yáng)他.拓passby還有”(時間)逝去;過去”的意思,此時相當(dāng)于goby.?Afewminutespassedby,buttheicedidn'tmelt.幾分鐘過去了,但冰沒有融化.AliceandHeWeiwalkuptoastaffpersonatthedoor,艾麗斯和何偉走向門口的一名工作人員.(教材P193a)staff/sta:f/,/st?f/n.管理人員;職工講屬集體名詞,既可看作單數(shù),又可看作復(fù)數(shù).強(qiáng)調(diào)整體時,謂語動詞用單數(shù)形式;強(qiáng)調(diào)個體時,謂語動詞用復(fù)數(shù)形式.常見的集體名詞還有:police(警察)、army(軍隊(duì))、class(班級)、family(家庭)、team(小組)等.?Theteachingstaffinthisschoolis/areexcellent.這所學(xué)校的全體教師都很優(yōu)秀.?Wehave20part-timemembersofstaff.我們有20名兼職員工.HowdoIgettotheCentralLibrary?我怎樣能到達(dá)中心圖書館?(教材P204a)central/'sentral/adj.中心的;中央的?HisauntlivesincentralLondon.他姨媽住在倫敦市中心.拓center[名詞］中心;中央inthecenterof在······的中心／中央?Thesebuildingslieinthecenterofthecity,Milan.這些建筑物位于米蘭市中心.詞綴學(xué)習(xí)-al是常見的形容詞后綴,表示“與······有關(guān)的”.如:national國家的,personal個人的,educational有教育意義的,musical音樂的,medical醫(yī)療的,accidental意外的.IstheItalianrestaurantnearbyopenonMondays?附近的意大利餐館周一營業(yè)嗎?(教材P204a)nearby/m?'bai/adj.附近的;鄰近的adv.在附近;附近講nearby的用法:副詞在附近;附近Kidslivingnearbyweremakingasnowmaninthepark.住在附近的孩子們正在公園里堆雪人.形容詞附近的;鄰近的(通常置于名詞前作定語)Excuseme,canyoutellmehowIcangettoanearbyrestaurant?打擾一下,你能告訴我怎么到附近的餐館嗎?Sallyneedstomailaletter.薩莉需要郵寄一封信.(教材P204b)mail/meil/v.郵寄;發(fā)電子郵件n.郵件;信件講(1)[動詞］郵寄;發(fā)電子郵件(此處用法)?Willyoupleasemailthepackforme?請你幫我郵寄個包裹好嗎?(2)[名詞］郵件;信件?She'scheckinghermails.她正在檢查她的郵件.拓e-mail[名詞］電子郵件［動詞］發(fā)電子郵件Yougoeastalongthisstreet...你沿著這條街向東走·····(教材P204c)east/i:st/adj.東方的;東部的adv.向東;朝東n.東;東方講(1)[副詞］向東;朝東(此處用法)?Theplanefleweast.飛機(jī)向東飛了.?Itisasmallvillage18mileseastofParis.那是巴黎以東18英里處的一個小村莊.(2)[形容詞］東方的;東部的只用在名詞前作定語.?Idon'tknowtheeastcoastwell.我不太熟悉東海岸.(3)[名詞］東;東方?Thesunrisesintheeastandsetsinthewest.太陽東升西落.SectionBfascinating迷人的(教材P211a)fascinatingadj.迷人的;極有吸引力的講常在句中作表語或定語.作表語時,主語通常為物.?Yourtopicisfascinating.你的話題很有吸引力.(作表語)?Flyinginthesky,wecanseethefascinatingcitybelow.在空中飛行,我們可以看到下面迷人的城市.(作定語)歸納總結(jié)fascinatingadj.迷人的;極有吸引力的fascinatedadj.入迷的;極感興趣的fascinationn.魅力;入迷fascinatev.迷住;深深吸引?Anythingtodowiththeoldhousefascinatesme.任何與這個古屋有關(guān)的東西都深深吸引著我.?Thestudentswerefascinatedbyhisideas.學(xué)生們對他的想法極感興趣.?Oldcastleshaveacertainstrangefascinationforme.古城堡對我有某種奇特的吸引力.inexpensive不昂貴的(教材P211a)inexpensive/?n?k'spens?v/adj.不昂貴的講［形容詞］由”in-(否定前綴)＋expensive(adj.昂貴的)”構(gòu)成.同義詞cheap(廉價的,便宜的)反義詞expensive/dear(昂貴的)?Everythingatthatstoreisinexpensive.那家商店里的所有商品都不貴.詞綴學(xué)習(xí)原詞加否定前綴后,通常構(gòu)成其反義詞.其他常用的否定前綴還有:im-impossible(不可能的)impolite(不禮貌的)un-unhealthy(不健康的)unhappy(不高興)dis-disagree(不同意)dislike(不喜歡)convenient便利的(教材P211a)convenientadj.便利的;方便的講Itisconvenient(forsb.)todosth.(對某人來說)做某事很方便.?Theself-servicelibrarymakesitconvenientforustoborrowbooks.自助圖書館為我們借書提供了便利.拓conveniencen.方便［U];便利的事物(或設(shè)施)?Weareenjoyingtheconvenienceofmoderntechnology.我們正享受著現(xiàn)代科技帶來的便捷.?Thehousehasallthemodernconveniences.這座房子擁有所有現(xiàn)代化的便利設(shè)施.典例1(2023·武漢市江漢區(qū)期中)Youneedn'ttakeyourwalletwhileshopping.It's_______topayonWeChatorAlipay(支付寶).A.convenientB.helpfulC.comfortableD.friendly解析:句意:你購物時不必帶錢包.使用微信或支付寶支付很方便.convenient"方便的”;helpful"有幫助的”;comfortable"舒服的”;friendly"友好的”.根據(jù)句意及常識可知選A...,theclerktellshertogotothecornerofMarketandMiddleStreets.······職員告訴她去市場街與中心街的拐角處.(教材P211c)corner/'k?:(r)n?(r)n?(r)/n,拐角;角落講at/onthecornerof在······的拐角處(多指位于某個平面的角／拐角)inthecornerof在······角落里(多指位于某個立體空間內(nèi)部的角落)?Thereisahotelat/onthecornerofthestreet.街道拐角處有一個旅館.?Youcanseeatableinthecorneroftheroom.在房間的角落你可以看到一個桌子.Whenyouvisitaforeigncountry,itisimportanttoknowhowtoaskforhelppolitely.當(dāng)你去國外旅游時,知道如何有禮貌地尋求幫助是重要的.(教材P222b)politelyadv.禮貌地;客氣地講［副詞］由”polite(adj.有禮貌的;客氣的)＋-ly"構(gòu)成.?Wheneveryoumeetyourfriends,youshouldgreetthempolitely.每當(dāng)你遇到你的朋友,你都應(yīng)該禮貌地問候他們.歸納總結(jié)politeadj.有禮貌的;客氣的→impoliteadj.不禮貌的;粗魯?shù)膒olitelyadv.禮貌地;客氣地→impolitelyadv.無禮地?Itispolitetosay"thankyou"veryoften,eventofamilymembers.經(jīng)常說”謝謝”是很禮貌的,即使是對家人.?It'sconsideredimpolitetotalkwithyourmouthfull.說話時滿嘴食物被認(rèn)為是不禮貌的.考向點(diǎn)撥polite的幾個派生詞通常在詞匯題或短文填詞題中考查,解答時先分析句子成分,判斷用形容詞還是副詞,再根據(jù)語境確定用肯定還是否定.典例2用所給詞的適當(dāng)形式填空.(2022·百色中考)Weshouldspeak________(polite)whenwetalktotheelders.解析:句意;我們和長輩說話時要有禮貌.修飾動詞speak應(yīng)用副詞,故填politely.Thesearesimilarrequestsfordirections.這些是相似的問路請求.(教材P222b)request/r?'kwest/n.&v.要求;請求講(1)[名詞］要求;請求(此處用法)多指比較正式的請求,其后常接介詞for,引出請求的具體內(nèi)容.?Theyhavemadeanurgentrequestforinternationalaid.他們緊急請求國際援助.(2)[動詞］要求;請求requeststh.(fromsb.)(向某人)請求某事／某物Sherequestedpermissiontotakepartinthematch.她請求批準(zhǔn)去參加比賽.requestsb.(not)todosth.請求／要求某人(不要)做某事Thewaiterrequestedmenottosmokeintherestaurant.服務(wù)員要求我不要在餐館里吸煙.request+(that)從句要求······Sherequestedthatnoone(should)belateforthemeeting.她要求任何人不得開會遲到.Directionn.方向;方位講［名詞］常與介詞in連用.inthedirectionof向著·····方向inalldirections向四面八方;全面地;向各方面?Theyheadedinthedirectionofthevillage.他們朝村莊的方向去.?Scaredbytheloudnoise,therabbitsranoffinalldirections.由于被巨響嚇著了,兔子們向四面八方跑去.?Idealisthebeacon.Withoutideal,thereisnosecuredirection;withoutdirection,thereisnolife.理想是指路明燈.沒有理想,就沒有堅(jiān)定的方向;沒有方向,就沒有生活.(LeoTolstoy列夫·托爾斯泰)Botharecorrect,butthefirstonesoundslesspolite.兩者都正確,但是第一種聽起來不太禮貌.(教材P222b)correct/k?'rekt/adj.正確的;恰當(dāng)?shù)闹v［形容詞］同義詞為right,反義詞為incorrect“不正確的”,副詞為correctly"正確地”.?Theyteachfarmerstoplantvegetablescorrectly.他們教農(nóng)民正確種植蔬菜.?IfIremembercorrectly,heisSpanish.如果我沒記錯的話,他是西班牙人.拓［及物動詞］糾正;批改?It'snecessarytocorrecthismistakes.有必要糾正他的錯誤.?He'sbeencorrectingthekids'homeworkforhours.他已經(jīng)批改孩子們的家庭作業(yè)好幾個小時了.less+形容詞／副詞講該結(jié)構(gòu)表示降級比較,此時less作副詞,意為”較少／小;更少／小;沒那么多”.有時可以和”notas/so+形容詞／副詞原級＋as"進(jìn)行轉(zhuǎn)換.?Thisstoryislessinterestingthanthatone.=Thisstoryisnotso/asinterestingasthatone.這個故事沒那個故事有趣.典例3按要求完成句子,每空一詞.RadiosarenotasinterestingasTVs.(改為同義句)Radiosare_____________________TVs.解析;句意;收音機(jī)沒有電視有趣.notas...as.,.意為“不像······一樣····”,可用lessthan改寫,故填lessinterestingthan.Thatisbecauseitisaverydirectquestion.那是因?yàn)樗且粋€非常直接的問題.(教材P222b)directadj.直接的;直率的講(1)[形容詞］直接的(此處用法)?TrytomakeadirectconnectionbetweentheobjectandtheEnglishword.努力在物體與英語單詞之間建立直接的聯(lián)系.(2)[形容詞］直率的?Heisverydirect,soyoualwaysknowwhathisrealviewsare.他為人很直率,所以你總能知道他的真實(shí)看法.Thatisbecause...講該句式意為”那是因?yàn)椤ぁぁぁぁぁぁ?其中because引導(dǎo)表語從句,用來說明原因.Thatiswhy...表示”那是······的原因”,why引導(dǎo)的表語從句表示結(jié)果.?Tomwaslateforworkthismorning.Thatisbecauseheoverslept.湯姆今天早晨上班遲到了.那是因?yàn)樗^頭了.?Tomoversleptthismorning.Thatiswhyhewaslateforwork.湯姆今天早晨睡過頭了.那是他上班遲到的原因.Theexpressionstheyusemightdependonwhomtheyarespeakingtoorhowwelltheyknoweachother.他們用的表達(dá)方式可能取決于他們正在和誰說話或者他們對彼此的了解程度.(教材P222b)whom/hu:m/pron.誰;什么人講是who的賓格形式,口語中常用who替代whom,但在書面語中或較正式場合下以及介詞后時應(yīng)用whom作賓語.?Who/Whomisyourmotherlivingwith?你母親和誰一起生活??Whomdidyoulendthebookto?你把書借給誰了?Sometimesweevenneedtospendtimeleadingintoarequest.有時,我們甚至需要花時間來引出一個請求.(教材P222b)spendtime(in)doingsth.花費(fèi)時間做某事?It'smeaningfulforustospendourfreetimevolunteering.對我們來說,把空閑時間花在志愿服務(wù)上是有意義的.辨spend,take,pay與costspend主語通常是人sb.spendstime/moneydoingsth.某人花費(fèi)時間／金錢做某事sb.spendstime/moneyonsth.某人在某事／某物上花費(fèi)時間／金錢take通常用it作形式主語ittakessb,sometimetodosth.做某事花費(fèi)某人多長時間pay主語通常是人sb.payssomemoneyforsth.某人為某物花費(fèi)多少錢cost主語通常是物sth,costssb.somemoney某物花費(fèi)某人多少錢?Ispent100yuanonthepresent.我花了100元買這件禮物.?Ittookme20minutestogettoschool.我花了20分鐘到達(dá)學(xué)校.?Wepaid150yuanforthemeal.這頓飯我們花了150元.?Theschoolbagcostme50yuan,這個書包花了我50元.典例4用括號中所給詞的適當(dāng)形式填空.(2022·賀州中考改編)You'dbetterspendmoretime________(do)sportsafterschooltokeephealthy.解析:spendsometimedoingsth."花費(fèi)時間做某事”為固定結(jié)構(gòu),故填doing.leadinto引入講指為做某事而展開鋪墊.其中l(wèi)ead為動詞,其過去式和過去分詞均為led.?Mr.Zhangoftenleadsintoanewlessonbyplayingarelatedvideo