新教材2025版高中英語Unit5WorkingtheLandSectionⅡLearningAboutLanguage學(xué)案新人教版選擇性必修第一冊

SectionⅡLearningAboutLanguage每/日/金/句：Weallknowwithoutfoodequalsnolives.Therefore,agricultureisgreatlyhelpfulforthelives.我們都知道沒有食物就沒有生命。因此，農(nóng)業(yè)對生活有很大的幫助。語言基礎(chǔ)集釋探究新知發(fā)展語言學(xué)問careabout關(guān)切；在乎(教材P53)WhatYuanLongpingreallycaredaboutwasnotmoneyorcelebrity.袁隆平真正關(guān)切的不是金錢和名譽。(1)carefor照看，照料(＝takecareof)喜好；情愿(用于否定句、疑問句)(2)takecare當心；當心；留意withcare細致地；細致地[佳句]Myteachercaresaboutmeandpreparesmeformyfuturecareer.我的老師關(guān)切我，為我將來的職業(yè)生涯做打算。[練通]——用care的相關(guān)短語填空①Wendycareslittle________hersalary,becauseshecares________thechildrenandlikestostaywiththem.②Whentraveling,youmust________yourhealth.[寫美]——微寫作③真正的摯友關(guān)切彼此的須要，并主動伸出援手。Truefriends______________________________andhelptosolveproblems.語法專項突破動詞-ing形式作賓語和表語自主感知①(教材P50)However,whatconcernedhimmostwasthatfarmersoftenhadpoorharvestsandsometimesevenhadaseriousshortageoffoodtoeat.②(教材P50)Howthiscouldbedonewasachallengingquestionatthetime.③(教材P50)However,whetheritwaspossibletodevelopahybridofself-pollinatingplantssuchasricewasamatterofgreatdebate.④(教材P50)Today,itisestimatedthatabout60percentofdomesticriceconsumptioninChinaiscomprisedofcrops...⑤(教材P51)WhatimpressespeoplemostaboutYuanLongpingishisongoingabilitytofulfilhisdreams.[發(fā)覺](1)以上黑體部分在句中作________。(2)①⑤句中的what在從句中作________。(3)②句中的how在從句中作________；③句中的whether意為：________。(4)④句中it是________，真正的________是后面that引導(dǎo)的從句。語法規(guī)則一、主語從句的定義在主從復(fù)合句中充當主語的從句即為主語從句。主語從句的位置可以在句首，也可以用it作形式主語，主語從句放在后面。?Whatpleasememostisthattheirartistictalentisextremelyshocking.最讓我興奮的是，他們的藝術(shù)天賦是特別驚人的。?Itworriedthemotherthathersonwasalwaysplayingcomputergames.兒子總玩電腦嬉戲，這讓他的母親很擔憂。?Itisnotaproblemwhetherwecanwinthebattle;it'sjustamatteroftime.我們能否打贏這場戰(zhàn)斗不是問題；這只是時間問題。二、主語從句的連接詞及其句法功能1．連接詞that和whether/if(1)that在從句中不充當任何句子成分，本身無任何意義，只起連接作用，但不行省略。?Thatmyparentsalwaystreatmeasalittlechildmakesmeveryunhappy.我的父母總是像對待小孩子那樣對我讓我很不快樂。?Thatthecollegewilltakeinmorenewstudentsthisyearistrue.今年這所高校將招收更多新生是真的。(2)whether/if在從句中不充當任何句子成分，起連接作用，意為“是否”，不行省略。?Whethertheplanwillbecarriedoutisstillunknown.＝Itisstillunknownwhethertheplanwillbecarriedout.這個安排是否會實施還不知道。2．連接代詞(who,whom,whose,what,which,whichever,whoever,whomever,whatever等)連接代詞引導(dǎo)主語從句，在從句中可以作主語、賓語、表語或定語。?Whowillgototheconcertisnotknown.不知道誰會去音樂會。?Whoeverbreaksthelawwillbepunished.無論誰觸犯法律都會受到懲處。?Whateveryoudoinyoursparetimeshoulddonoharmtoothers.你在業(yè)余時間做的任何事情都不應(yīng)當損害其他人。3．連接副詞(when,where,how,why等)連接副詞引導(dǎo)主語從句并在從句中作狀語。?Howthishappenedisnotcleartoanyone.這件事是怎樣發(fā)生的，誰也不清晰。?Whenwewillhaveameetingisanimportantquestion.我們何時實行會議是一個重要的問題。?WhereIspendmysummerisnobusinessofyours.我在哪里過暑假不關(guān)你的事。溫馨提示確定名詞性從句引導(dǎo)詞的步驟：(1)分析句式結(jié)構(gòu)，明確名詞性從句在句中的功能；(2)明確名詞性從句所表達的意義；(3)明確名詞性從句中所須要的成分及意義；(4)確定名詞性從句的連接詞。[巧學(xué)活用1]用適當?shù)倪B接代詞或連接副詞填空①________madehimembarrassedwasthatoneofhisbuttonswasmissing.②________makesthemostbeautifulkitewillwinaprizeintheKiteFestival.③________hewillattendthemeetingornotdoesn'tmatter.④Itisobvioustothestudents________theyshouldgetwellpreparedfortheirfuture.⑤________hegaveupthechanceofstudyingabroadisunknown.二、主語從句中用it作形式主語的結(jié)構(gòu)1．It＋be＋形容詞(obvious,true,natural,strange,etc.)＋主語從句Itisimportantthatheshouldknowaboutthis.重要的是他應(yīng)當知道此事。[名師點津]在“It＋be＋形容詞＋主語從句”結(jié)構(gòu)中，若形容詞為important/necessary/strange等，主語從句中的謂語用“should＋動詞原形”形式，其中should可省略。2．It＋be＋名詞詞組(nowonder,anhonour,apity,a/nosurprise,etc.)＋主語從句It'sapitythathedidn'tattendtheopeningceremony.很缺憾他沒參與開幕式。3．It＋be＋過去分詞(said,reported,thought,expected,proved,etc.)＋主語從句Itissuggestedthatthemeetingbeputoff.有人建議會議應(yīng)當被推遲。[名師點津]在“It＋be＋過去分詞＋主語從句”結(jié)構(gòu)中，過去分詞若為suggested/ordered/required/advised等，主語從句中的謂語用“should＋動詞原形”形式，其中should可省略。4．It＋不及物動詞(happen,seem,appear,remain,etc.)＋主語從句Itseemsthatitisgoingtorain.看起來似乎要下雨。5．It＋及物動詞＋賓語＋主語從句Itsurprisedhimwhytheycametovisithimsuddenly.讓他驚訝的是他們?yōu)槭裁赐蝗欢紒砜此?。[巧學(xué)活用2]句型轉(zhuǎn)換①Thathesuddenlyfellilllastmonthsurprisedus.→________________________hesuddenlyfellilllastmonth.②Whethertheywillsellthehousehasn'tbeendecidedyet.→________________________________________theywillsellthehouse.③Thatlighttravelsinstraightlinesisknowntousall.→________________________lighttravelsinstraightlines.SectionⅡLearningAboutLanguagePart1探究新知——發(fā)展語