3、henshesawwhoitwas.5.用来泛泛的指某件事：1.Itdoesn’tmatter. 2.Itisashame,isn’tit?3.Soyouaregoingtobemarriedthistime？Whenisit？特别注意：it, one和that作替代词的用法及区别1. it代替前面提到的同一事物,该事物既可以是可数名词也可以是不可数名词。The news that they failed their driving testupset him, ________?A. did they B. didn‘t theyC. did it D. didn
4、’t it2. one代替前面提到的同类事物中的一个。该事物只能是可数名词,前面可以有冠词,也可以被this、that或形容词修饰,其后也可以有定语。-Why don‘t we have a little break? -Didn’t we just have________?A. it B. that C. one D. this3. that代替前面提到的同类事物中特指的一个。该事物既可以是可数名词也可以是不可数名词,要有后置定语,但不可以有前置修饰语。Few pleasures can equal to________ of a cool dirnk on
5、a hot day. A. some B. any C. that D. those二，形式it-------形式主语，形式宾语1.Itisnecessarytobepreparedforajobinterview.Havingtheanswersreadywillbeofgreathelp.2.Itisknowntoeverybodythatthemoontravelsroundtheearthonceeverymonth.形式主语Itisclear(obvious，true，possible，certain....)that.....1.Itisverycle
6、arthathe’sroundandtalllikeatree.形式主语2.Itisimportant(necessary，strange，natural...)that...that后的从句中要用虚拟语气（should+动词原形。Itisimportantthatwe(should)haveenoughrice. Itisnecessarythathe(should)rememberthesewords.形式主语3.It's surprising that… (should)………竟然……例 It's surpring that you shouldapolo
7、gize to her withoutanyreason.形式主语4.Itisapity(ashame...)that...that后的从句一般用虚拟语气（should+动词原形），常译为“竟然”。没有这种意义时，则不用虚拟语气。Itisapitythatsuchathing(should)happeninyourclass.Itisapitythatheisilltoday.5.Itisourhope(aduty/anhonour...)that...例TheForeignMinistersaid,“Itisourhopethatthetwosideswill
