人教版 選修六 Unit 3 Healthy lifelearning about language課件（31張PPT）.ppt

選修6unit3 learningaboutlanguage word consolidation i 2m answerkeyforexercise1 quit toughaccustomedtoashamed ofher breathlesszxxkdesperate the alcoholic effects strengthen yourmuscles pregnantdisappointeddecideon discoveringusefulwordsandexpressions page20 answerkeyforexercise2 word consolidation ii 2m cigarettes alcohol effects adolescents tough stress dueto addictedto mental quit unfit withdrawal theuseof it unit3grammar zxxk人稱代詞it e g thefrogisnotawarm bloodanimal it sacold bloodedone 物 e g it sasadthing justforgetit 事情 e g who sthat it sme openthedoor please 代替前文提到的人 物 事情 在句中做主語或賓語 人 當it用于指人時 主要指身份性別不明的人 若指性別身份明確的人 則應根據(jù)情況使用he或she i 用作人稱代詞 非人稱代詞it it用作非人稱代詞 常作主語 表示時間 天氣 金錢 距離等 it salongtimesincewemetlasttime it sawarmsunnyafternoon 3 itissuchabigmoney 4 it sfiveminutes walk ii it用作非人稱代詞 weather time money distance d 1 someoneisringingthedoorbell goandsee a whoisheb whoheisc whoisitd whoitis theparkersboughtanewhousebut willneedalotofworkbeforetheycanmovein a theyb itc oned which b 3 ilostmyfavoritepen whydon tyoubuy a itb thatc oned this c 4 ilikethishousewithagardeninfront butidon thaveenoughmoneytobuy a oneb itc thisd that 解析 本題考查替代詞it和one的區(qū)別 zxxkit指特定的同一個事物 the 名詞 one替代同類的任一個人或物 a 名詞 that替代不可數(shù)名詞 常用于比較句 b 形式主語it todo 結構 itis was a n ed doing clause it snotagoodhabittosmoke itisnouse goodarguingwithhim itisapitythatyoudidn tfollowmyadvice iii 作形式主語 it用作形式主語 代替真正的主語不定式 動名詞 或從句 放在句首 itisdifficultformetodothejob 1 it is was adj itisverycleverofyoutofinishit 這個adj 是描述某人的品質 性格 ofsbkind nice clever polite foolishetc forsbtodosth ofsbtodosth difficult easy important dangerous possible impossible etcforsb ofsborforsb itisdangerous childrentoplaywithfire for itiskind themanstopintime of 運動是個好習慣 habit itisagoodhabittotakeexercise 喝酒是不好的行為 manner itisbadmannerstodrinkalcohol 2 itis was n todo that 你天天運動真是個好習慣 事實上你昨天又喝酒了 itisagoodhabitthatyoutakeexerciseeveryday itwasafactthatyoudrankalcoholyesterday itisnouse overthespiltmilk whathasdonecan tbeundone a cryingb tocry itisnousedoingsth 2 it is no good usedoingsth itisofnogood usedoingsth干 是沒用的itisnofundoingsth itisofnofundoingsth干 是沒趣味的 3it is was adj n done clause 1 不可能 thatyoucansucceedwithouteffort it 2 itisstillaquestion 他是否會來 forheisill come 3 據(jù)報道 bigsisgoingtogetmarriedtowangxiaofeiinaprilnextyear report itisimpossible whetherhewillcome itisreportedthat 形式賓語it 作代替由不定式 動名詞或從句表語的真正賓語 結構 動詞 it 賓語補足語 真正賓語 e g youmustfinditexcitingworkinghere e g ithinkitapitythatyoudidn ttryharder iv 形式賓語 zxxk todo doing that makeitclear knownthat 非常清楚地表示 makeitpossibleforsbtodo that makeitaruletodo that 使某事成為慣例 think consider findfeel believeit a n 1 我發(fā)現(xiàn)學英語非常有趣 ifounditveryinterestingtostudyenglish 2 他非常清楚地表示他對那門學科不感興趣 hemadeitclearthathewasnotinterestedinthissubject translation 3 我認為保護環(huán)境是我們的職責 think duty ithinkitourdutytoprotecttheenvironment 強調句型it lileisawabeggarattheschoolgateyesterday 強調主語 itwaslileithat whosawabeggarattheschoolgateyesterday 強調賓語 itwasthebeggarthat wholileisaw 強調地點 itwasattheschoolgatethatlileisaw 強調時間 itwasyesterdaythatlileisaw 強調謂語 lileididseeabeggarattheschoolgateyesterday itis was 被強調部分 that who 句子的剩余部分注意 被強調的成分僅限主語 賓語和狀語 從句 典型例題分析1 itwaslastnight isawthefilmstarwars a whob whenc thatd which 考點 疑問詞 was isitthat 被強調部分 that who 主謂句 2 究竟是什么 yousawlastnightattheconcert whatwasitthat it常用的固定搭配 makeit 1 在口語當中相當于succeed 表示 成功 做到 說定 趕上 及時到達例it shardtomakeittothetopinshowbusiness 2 在口語中相當于fixthedatefor 表示 約定好時間 例 shallwemeetnextweek ok wejustmakeitnextsaturday 2 takeit thingseasy相當于don tworryordon thurry 用來勸告別人 表示 不要慌 別擔心 沉住氣 takeiteasy hewilldoitwell 3 italldepends thatalldepends在口語中 相當于ithasn tbeendecidedyet 表示 那得看情況 還沒有定下來 areyougoingtothecountrysideforholiday it thatalldep