高二英语【It用法全析】

《高二英语【It用法全析】》由会员上传分享，免费在线阅读，更多相关内容在工程资料-天天文库。

1、课题it用法全析教学目标系统巩固、掌握it的四种用法：代词、形式主语、形式宾语、构成强调句教学重点It作形式主语的各种表达句型；强调句教学难点强调句与状语从句区别课前一测1•isafactthatEnglishisbeingacceptedasaninternationallanguage.A・ThereB.ThisC・ThatD・It2.Itwasabout600yearsagothefirstclockwithafaceandanhourhandwasmade.A.thatB.untilC.beforeD>

2、when3.Ihatewhenpeopletalkwiththeirmouthsfull.A.itB.thatC.theseD・them4.Itistheabilitytodothejobmattersnotwhereyoucomefromorwhatyouare.A.oneB.thatC.whatD.it5.Itwashesaiddisappointedme.A.what;whatB・that;thatC.what;thatD.that;what6.Itwasinthelabwastakenchargeofb

3、yProfessorHarristheydidtheexperiment.A.which;thatB.that;whatC-who;thatD.which;where7

4、强调句。其考查方式多通过“语法填空''进行，偶尔也出现在“完形填空''中。作代词1.代替上文中提到过的人或事物。指代人时，一般用于小孩或身份不十分明朗的人。2)—Whoisthatgentleman?—It'smyfriendTom.He(不可用It)wantstoseeyou.1.用于指代天气、温度、时间、距离、环境、季节等。例如：1)It'shalfanhour'swalkfromheretoourschool・(路程)2)It'sniceandwarmhere.(气候)3)Butitstwoo'clock

5、now,andit'stimeforustogotoschool.(时间)4)Itissummernow,soitisveryhot.(季节、天气)作形式主语1).lt替代真正的主一动词不定式短语.Itiseasiertosaythantodo.Itisagoodacttohelptheothers.2).it替代真正的主语——动名词短语，以动名词短语做主语的句子。主要在以nogood,nouseznoharm,dangerous,foolish等词作表语的句中.It'snoharmdrinkingrunnin

6、gwaterinthatarea。It'sfoolishtalkinglikethat.3).it替代从句作主语，用从句做主语的带it的句子很多，常见的有下面几类①Itisapity(ashame,afactwondergoodthing等)that---Itisashamethathedidn'tpasstheexam.②Itisstrange{surprising,obviousztrue,good,possible,clear等that••-。Itwasclearthattheyhadnodesirefo

7、rpeace.③Itseems(happened,turnedout等)thoi■…Itseemedthatthingswerenotastheyexpected.④Itissaid(decided,expected,reported等)thot•…Itissaidthattheticketshavebeensoldout.作形式宾语当复合宾语屮的宾语是不定式,-ing短语或从句往往用it作形式宾语，而将真正的宾语移至句末，句子重心后移。1)WefinditdifficulttolearnEnglishwell

8、insuchashorttime.2)Wethinkitnousecryingoverspiltmilk.3)Wemadeitclearwhenandwhereweweregoingtohavethemeeting-构成强调句即nltis/was+被强调部分+that/who/whom+其它"句型之中。使用该句型有以下几点请注意：①强调句的谓语is或wos永远用单数.Itwasyest