2024-2025學(xué)年高中英語(yǔ)Unit4AstronomythescienceofthestarsSectionⅤGuidedWriting學(xué)案含解析新人教版必修3

PAGEUnit4Astronomythescienceofthestars解決問(wèn)題型說(shuō)明文eq\a\vs4\al([文體指導(dǎo)])解決問(wèn)題類說(shuō)明文，就是針對(duì)某一問(wèn)題提出詳細(xì)的解決方法并進(jìn)行適當(dāng)論述，給讀者供應(yīng)學(xué)問(wèn)，使之駕馭解決問(wèn)題的方法。此類作文的篇章結(jié)構(gòu)如下：第一部分：提出問(wèn)題或闡述某件事情的重要性；其次部分：列舉說(shuō)明處理某事的方式或解決某個(gè)問(wèn)題的途徑；第三部分：針對(duì)提出的解決方法進(jìn)行簡(jiǎn)要評(píng)價(jià)，也可提出個(gè)人建議或選擇，并闡述理由。eq\a\vs4\al([亮點(diǎn)句式])A．問(wèn)題1．Oneofthebiggestproblemsfacingtheworldtodayisglobalwarming.當(dāng)今世界所面臨的最大問(wèn)題之一是全球變暖。2．Asweallknow，theglobalwatershortageisbecomingincreasinglyseveremainlyduetoglobalwarming.眾所周知，主要由于全球變暖，全球水資源短缺問(wèn)題正變得日益嚴(yán)峻。3．Thereisnodoubtthattheearthisbecomingwarmerandthatitishumanactivitythathascausedthisglobalwarming.毫無(wú)疑問(wèn)，地球正變得更加溫煦，全球變暖正是人類活動(dòng)所致。4．Inordertoavoidtrafficjams，Istronglysuggestsomeeffectivemeasuresbetaken.為避開(kāi)交通擁堵，我劇烈建議實(shí)行一些有效的措施。B．解決方法1．Weshouldworktogethertofightagainstpollutionandmakeourenvironmentsaferandmorecomfortabletolivein.我們應(yīng)當(dāng)一起努力同污染作斗爭(zhēng)使我們的環(huán)境更平安更相宜居住。2．Thereisnodenyingthefactthatitisaseriousproblem；thegovernmentshouldtakestrongmeasurestodealwithit.無(wú)可否認(rèn)，這是一個(gè)嚴(yán)峻的問(wèn)題，政府應(yīng)當(dāng)實(shí)行有力措施來(lái)解決它。3．Themostimportantthingisthatpeopleshouldbemadeawareoftheimportanceofenvironmentalprotection.最重要的是應(yīng)讓人們意識(shí)到愛(ài)護(hù)環(huán)境的重要性。C．結(jié)論1．Ifwearemoreenvironmentallyfriendly，theearth'stemperaturemaynotrisetoomuch.假如我們多善待環(huán)境，地球溫度就可能不會(huì)上升那么快了。2．AsfarasI'mconcerned，it'severyone'sdutytoprotecttheenvironment.依我看來(lái)，愛(ài)護(hù)環(huán)境是我們每個(gè)人的責(zé)任。3．It'shightimethatwedidsomethingaboutit.是我們?cè)撟鲂┦虑榈臅r(shí)候了。eq\a\vs4\al([寫作任務(wù)])隨著科學(xué)技術(shù)的發(fā)展，人類太空旅游將不再是遙遠(yuǎn)的幻想。假設(shè)你是李華，對(duì)太空探究極感愛(ài)好，現(xiàn)在請(qǐng)你寫一篇英語(yǔ)短文，設(shè)想在今年暑假去太空旅游，如何克服失重條件下吃飯和喝水的問(wèn)題。詞數(shù)：100左右。eq\a\vs4\al([審題謀篇])體裁解決問(wèn)題類文章話題太空旅游時(shí)態(tài)一般現(xiàn)在時(shí)人稱第一人稱結(jié)構(gòu)首段：提出失重條件下吃飯和喝水的問(wèn)題中段：分析和解決吃飯和喝水的問(wèn)題尾段：總結(jié)eq\a\vs4\al([遣詞造句])Ⅰ.對(duì)接單元詞匯1．befacedwith 面對(duì)2．makesure 確定3．solve 解決4．travelinspace 太空旅游5．gravity 重力6．float 飄?、?巧用單元句式語(yǔ)法(一)完成句子1．假如我去太空旅游，會(huì)有一個(gè)問(wèn)題。IfIwenttotravelinspace，therewouldbeaproblem．2．我可能會(huì)面臨一個(gè)問(wèn)題。Imightbefacedwithaproblem.3．在外太空，重力會(huì)很弱。Inouterspace，thegravityisveryweak．4．食物會(huì)到處飄動(dòng)。Thefoodwillfloataround/about．5．用這種方式，這個(gè)問(wèn)題可以被解決。Theproblemwouldbesolvedinthisway．(二)句式升級(jí)6．用定語(yǔ)從句連接1、2句IfIwenttotravelinspace，therewouldbeaproblemImightbefacedwith.7．用so...that...連接3、4句Inouterspace，thegravityissoweakthatthefoodwillfloataround/about.8．用“only＋狀語(yǔ)”改寫第5句Onlyinthiswaywouldtheproblembesolved.eq\a\vs4\al([妙筆成篇])【參考范文】IfIwenttotravelinspace，therewouldbeaproblemImightbefacedwith：howtoeatanddrinkinouterspace.IwouldhavetotakeallmyfoodswithmeifIwenttospacetravel，butinouterspace，thegravityissoweakthatthefoodwillfloataroundifitissolid.Imustmakesurethatitisspeciallymadeasliquidspacefood.ItcouldbeputinatubeandthenIwouldbeabletosuckitmoreeasi