外研英語必修1-Module-5-A-Lesson-in-a-LabWriting課件

沈陽市法庫縣高級中學BookOneModuleFiveALessoninaLab---Writing

授課教師：張雪

學科：英語

教材版本：外語教學與研究出版社1.Whatcanyouseeinthepicture?

2.Whatotherwordscanyouthinkofwhenyoulookatthepicture?

scientificexperiment

REVISION:substanceexistgasliquidsolidheatmetalcontractexpandsteelamixtureofironairoxygenreactwithsth.reacttosth.putsth.inorderinorderof…inordertodosth.BB.aimD.methodA.resultC.conclusionDACThestepsofascientificexperiment實驗報告【互動導學】

◎?qū)W生：老師,實驗報告屬于什么體裁呢?◎老師：實驗報告屬于應用文。

◎?qū)W生：實驗報告必須從哪幾個方面來寫呢?◎老師：一般包括以下五個方面：Aim實驗目的,Apparatus實驗器材,Method實驗步驟,Result實驗結(jié)果,Conclusion實驗結(jié)論。

◎?qū)W生：那么實驗報告要用什么樣的句式和時態(tài)呢?◎老師：句式以祈使句為主,時態(tài)以一般現(xiàn)在時為主?！镜漕}示例】

化學課上學習了關(guān)于溶解的知識后,請你根據(jù)下表做一個化學實驗,比較橘子汁和食用油在水中的溶解情況,然后用英語寫一份實驗報告,給出結(jié)論。詞數(shù)：120個左右。實驗目的橘子汁和食用油這兩種物質(zhì)是否溶解于水實驗器材試管;小勺(spoon)實驗方法(1)將水分別注入兩個試管中,并確保水位相等(2)把兩種物質(zhì)分別同時放在裝有水的兩個試管里(3)待5分鐘后觀察反應實驗結(jié)果橘子汁溶解了,食用油沒有任何反應【審題謀篇】項目結(jié)論體裁_______話題_________時態(tài)___________人稱_________________應用文實驗報告一般現(xiàn)在時祈使句和第三人稱【詞句推敲】1.詞匯：①把……傾倒在……里面 _______________②待,放置 _____③5分鐘后 _______________④目的在于發(fā)現(xiàn)食用油和橘子汁是否溶解于水_________________oilandorangejuicedissolveinwater⑤同時 ______________⑥一勺 ____________pour...into...leavefiveminuteslatertofindoutwhetheratthesametimeaspoonfulof2.句式：(1)合并句子。橘子汁在水中很快溶解了而食用油很難溶解于水。Orangejuicedissolvesinwaterquickly.Oilishardtodissolveinwater.(根據(jù)漢語意思合并句子)Orangejuicedissolvesinwaterquicklywhileoilishardtodissolveinwater.Orangejuicedissolvesinwaterquickly,butoilishardtodissolveinwater.(2)一句多譯。①確保兩個試管的水位相等。Makesurethewaterlevel_______ineithertube.Makesurethetwotubeshavewaterof________level.②五分鐘后,橘子汁已經(jīng)溶解了,但食用油仍保留在表面上。_____fiveminutes,theorangejuicehasdissolved.________,theoilhasn’t.Fiveminutes_____,theorangejuicehasdissolved,buttheoil_______onthesurface.isequalthesameAfterHoweverlaterremains【妙筆成篇】Aim:Tofindoutwhetheroilandorangejuicedissolveinwater.Apparatus:testtubes;spoonsMethods:(1)Pourwaterintotwotesttubes.Makesurethewaterlevelisequalineithertube.(2)Putaspoonfuloforangejuiceintoonetube,andaspoonfulofoilintotheother.Putthemintothetubesatthesametime.(3)Leavethetubesfor5minutes.Result:Fiveminuteslater,theorangejuicehasdissolved,buttheoilremainsonthesurface.Conclusion:Orangejuicedissolvesinwaterquicklywhileoilishardtodissolveinwater.RevisionofGrammarDegreesofcomparison(比較級)1.什么是倍數(shù)？

half，double，twice，times2.倍數(shù)的表達法A+times+as+adj.+as+BA+times+形容詞比較級+than+BA+times+thesize(length,width,height,depth，age)of+BThistableis3timesasbigasthatone.Thistableis3timesthesizeofthatone.Thistableis3timesbiggerthanthatone.句子改寫：1.Theearthis49timesthesizeofthemoon.地球的體積是月球的49倍。2.3.比較級的幾個句型A.比較級+and+比較級“越來越…”Winteriscoming.It’sgettingcolderandcolder.B.the+比較級，the+比較級“越…,就越…”Thebusiermymumgets,thehappiersheis.C.如果是三個音節(jié)或以上的形容詞，該如何使用？模糊比較時，該如何表達？再進一點，比這更多，多一點，重很多……程度副詞alittle,abit,alot,rather,no,any,(very)much,lots,even,far,still

可以修飾形容詞或副詞的比較級.仿寫句子(1)他現(xiàn)在掙的錢比十年前掙的多5倍_________________________________________(2)這個房間是那個房間的兩倍大。_________________________________(3)天天練習說英語是必要的。__________________________________________Heearnsfivetimesmoremoneythanhedidtenyearsago.Theroomistwiceaslargeasthatone.ItisnecessarytopractisespeakingEnglisheveryday.Ⅲ.話題寫作先將下面幾個句子翻譯成英語，然后連成一段小短文。

1.杰克迷上了網(wǎng)絡游戲。

2.他玩得時間越長，就越上癮。

3.他的成績變得越來越糟糕。

4.對他來說要停止玩游戲非常困難。

5.我們的目的就是幫助他戒除網(wǎng)癮。SharingtimeCommentoneachother’sessays.Underlinehighlightsineachessay.Choosethebestessaytopresent.【參考范文】

Jackisaddictedtocomputergames.Thelongerheplays,themoreaddictedhebecomes.Hisgradesaregettingworseandworse.Itisverydifficultforhimtogiveitup.Soouraimistohelphimgiveupplayinggames.

Howtolightupyoursentences靈活運用詞語和短語的能力巧妙應用句型和結(jié)構(gòu)的能力合理安排謀篇和布局的能力AbilitytousewordsandphrasesflexiblyAbilitytoapplypatterns&structuresskillfullyAbilitytoarrangeacompositionreasonablyVariouspatterns,structures&sentences感嘆句強調(diào)句利用不同句型來表達同一意思，能增加文章文采。1.Heisaverykindboy.SomeexamplesWhat

akindboyheis!→2.Heisverydisappointed.→Howdisappointedhewas!感嘆句3.Mr.Greenofferedtheboyajob.→ItwasMr.Greenthat

offeredtheboyajob.4.Ihopethatyoucancomeifitispossible.Variouspatterns,structures&sentencesIdohopeyoucancomeifpossible.→強調(diào)句Inmyeyes,cybercafesshouldbeaplacewherewecanfindmuchusefulinformation.5.Inmyeyes,wecanfindmuchusefulinformationincybercafes.→定語從句→Inmyeyes,itisincybercafesthat

wecanfindmuchusefulinformation.強調(diào)句Variouspatterns,structures&sentences6.Thisismyhometown.Ispentmychildhoodthere.→ThisismyhometownwhereIspentmychildhood.定語從句→ItisinmyhometownthatIspentmychildhood.強調(diào)句→Itismychildhood

thatIspentinmyhometown.強調(diào)句→Ineverforgetmyhometown

whereIspentmychildhood.定語從句分詞短語7.Let’sgotothecitylibraryanditstandsontheothersideofthestreet.Let’sgotothecitylibrarystandingontheothersideofthestreet.→Variouspatterns,structures&sentences→Let’sgotothecitylibrarywhichstandsontheothersideofthestreet.定語從句→Let’sgotothecitylibraryontheothersideofthestreet.介詞短語作定語AbilitytoputseveralsimplesentencesintooneRosewasapoorgirl.Shecamefr