Unit 5 A delicate world 單元“四步復(fù)習法”講義-高二英語外研版（2019）選擇性必修第二冊

Unit5Adelicateworld—高二英語外研版（2019）選擇性必修第二冊大單元“四步復(fù)習法”第一步：單元學習目標整合1.通過閱讀文章，了解保持生態(tài)平衡的重要性，每個人都要有環(huán)保理念，保護環(huán)境，保護大自然2.學生掌握it作形式賓語的基本用法3.學生能夠準確得組織語言，完成寫作任務(wù)第二步：單元思維導圖回顧知識第三步：單元重難知識易混易錯it作形式賓語當動詞不定式（短語）、v-ing（短語）或從句作賓語時，為了保持句子結(jié)構(gòu)的平衡，常用it作形式賓語，而將真正的賓語后置。此時的it無詞義。其用法如下：1.常以it作形式賓語的動詞有：feel，consider，find，believe，make，take，imagine，prove，think，suppose，regard，notice等。IfinditeasytogetonwithJim.我發(fā)現(xiàn)同吉姆相處很容易。2.it作形式賓語，代替動詞不定式（短語）TheyfounditpleasanttoworkwithusChinese.他們發(fā)現(xiàn)與我們中國人一起工作很愉快。Hemakesitarulenevertoborrowmoneyfromothers.他立志決不向別人借錢。Iconsideritadvisabletotellherbeforehand.我認為還是事先告訴她好。3.it作形式賓語，代替v-ing（短語）用v-ing（短語）作真正的賓語時，其賓補通常是nouse，nogood，awaste，hardwork等。IthinkitnogoodspendingtoomuchtimewatchingTV.我認為花太多時間看電視是沒有好處的。Ifeelithardworkpersuadinghimintodoingit.我感覺說服他做那件事很難。4.it作形式賓語，代替從句（1）在一些習慣用法中，it在hate，like，love，appreciate，enjoy，take，have等動詞后作形式賓語，代替其后的賓語從句。Ihateitwhenhetalkswithhismouthfull.我討厭他一邊吃一邊說話。Ilikeitwhenabookissogoodthatyoucannotputitdown.我喜歡那種碰上好書時手不釋卷的感覺。（2）在一些特殊結(jié)構(gòu)中，用it作形式賓語。takeitforgrantedthat...認為......是理所當然seetoitthat...確保......oweitto...that...多虧....../幸虧......WealltakeitforgrantedthatJameswillwinthegame.我們都確信詹姆斯將贏得這場比賽。Wouldyouseetoitthatshegetshomeearly?你保證她早早到家，好嗎？IoweittomyteacherthatImadesuchrapidprogress.多虧了我的老師，我才取得這么快的進步。練習：1.Novisitorwouldthinkitsurprising______theislandisaUNESCOWorldHeritageSite.2.Expertsfeltitnecessary______(come)upwithaplantoremovealltherabbitsfromtheisland.3.Thisincidentmadeitclear______therat,mouseandrabbitproblemneededsolvingonceandforall.4.Wefeel_____ourdutytomakecountryabetterplace.5.Thetwogirlsaresoalikethatstrangersfinditdifficult______(tell)onefromthe-other.答案：1.that2.tocome3.that4.it5.totell第四步：單元核心素養(yǎng)對接高考語法填空Don'tbrag(炫耀),butbeproudofwhatyouhavedone.Thesetwopiecesofadvice①______(be)toughtobalancebeforeFacebookexisted.Eventoday'sshare-it-allsocialmediahaven'tmade

②______anyeasier.Weare③______(able)todrawalinebetweenahumblebraggingandastraight-upbragging.Butwecertainlyknowthatoversharingdoesn'tdoyourfriendshipanyfavors.

SocialmedialikeFacebookbringus④______(convenient).Meanwhile,theycanputus

⑤______dangerofoversharing.Onceuponatime,onlyyourfamilyandclosefriendswouldbethere⑥______(see)youeagerlyopenpresentsonChristmasmorning.Nowthephoto⑦______

youtakeonyouriPhonewilllikelybecomeatouch-upInstagraminabout15seconds.Maybeyoujustpostitsubconsciously.Butyoursharingbehaviorcould⑧______(easy)beconsideredannoyingorevennarcissistic(自戀的).Topostornottopost?Maybeweshouldallbeasking⑨______(we)thequestionbeforehittingthesharebutton.Asourpersonalfamegrowsalongsideoursocialmediapresences,so?⑩______(do)thenumberofpeoplewecouldpotentially(潛在地)impressorbother.答案：1.were/hadbeen2.it3.unable4.convenience5.in6.tosee7.that/which8.easily9.ourselves10.does

解析：1.were/hadbeen.此處考查對句子結(jié)構(gòu)的分析,判斷所填空須為謂語,考慮此處時態(tài)后,可知答案為were/hadbeen.2.it.此處考查it起到形式賓語的作用。3.unable.考查able的反義詞,加前綴un。4.convenience.此處考查convenient名詞形式拼寫。5.in.此處考查