高中英语 it、one、that的用法与区别课件 新人教选修6.ppt

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1、替代词替代词it，that，one(s)，those用法区用法区别别2021/8/11 星期三1 【学习目标】【学习目标】为了避免重复为了避免重复,it,that,one(s),those都可用来代替上文出现的都可用来代替上文出现的名词，但它们的用法不同。现在名词，但它们的用法不同。现在来区别。来区别。2021/8/11 星期三2【知识概括】用法【知识概括】用法 1.it代替的是前面提到的同一名称的同一事物，即代替的是前面提到的同一名称的同一事物，即同名同物同名同物。所代替的名词可以是可数名词。所代替的名词可以是可数名词,也可以也可以是不可数名词。如：是不可数名词。如：Thenamewhite

2、watercomesfromthefactthatthewaterinthesestreamsandriverslookswhitewhenitmovesquickly.（it代替不可数名词代替不可数名词water)Andtoday,ifyougotoSaltLakeCity,youcanseeamountainwithseagullsontopofit.(it代替可代替可数名词数名词mountain)Id like to look at that atlas.May I borrow it?(it代替可数名词代替可数名词atlas)2021/8/11 星期三32.one代替的是前面提到的同名

3、异物中的代替的是前面提到的同名异物中的任何一个任何一个,即即同名异物同名异物，是泛指是泛指所代替名词所代替名词是可数名词是可数名词,其前可带冠词与修饰语。如代其前可带冠词与修饰语。如代替复数名词，则用替复数名词，则用ones。如：。如：Thepopulationproblemmaybethegreatestoneintheworldtoday.(one代替可代替可数名词数名词problem)-Whichjacketsareyours?-Thewhiteones.(ones代替可数名词代替可数名词jackets)2021/8/11 星期三43.that代替前面提到的同名异物中代替前面提到的同名异

4、物中特指的事物特指的事物，所代替的名词可以是可数名词所代替的名词可以是可数名词,也可以是不可数也可以是不可数名词，但其前通常不能有修饰语。如：名词，但其前通常不能有修饰语。如：those都可用来代替上文出现的名词，都可用来代替上文出现的名词，Thedoctorinourschoolisyoungerthanthatintheirschool.(that代替可数名词代替可数名词doctor)Theweatherofthisweekisworsethanthatoflastweek.(that代替不可数名词代替不可数名词weather)Thequalityofironproducedinyourf

5、actoryisbetterthanthatintheirfactory.(that代替不可数代替不可数名词名词quality)2021/8/11 星期三54.those代替前面提到的同名异物中特指的事代替前面提到的同名异物中特指的事物，只能指代复数名词，相当于物，只能指代复数名词，相当于theones。如：。如：InChinastudentslearnEnglishatschoolasaforeignlanguage，exceptforthoseinHongKong，wheremanypeoplespeakEnglishasafirstorasecondlanguage.(those代替复数

6、名词代替复数名词students)Thecomputersinyourofficearemoreexpensivethanthoseinourschool.(those代替代替复数名词复数名词computers)2021/8/11 星期三6区别I.itone that三者均可用作代词,指代前面提到的名词。一般说来,it指代同名同物;one与that则指代同名异物。I have lost my umbrella;Im looking for it.（该句中it就是指前面的my umbrella）I have lost my umbrella;I think I must buy one.（one

7、在该句中表泛指,因为my umbrella已经丢了）The umbrella you bought is cheaper than that I bought.（替代词that在该句中特指“the umbrella I bought”,以区别“the umbrella you bought”）2021/8/11 星期三7II.one与that虽可用来指代同名异物,但one为泛指,相当于aan名词;that为特指,相当于the 名词。所以one所指代的名词的修饰语一般为 aan some any;that所指代的名词的修饰语往往是the this that。A chair made of ste

8、el is stronger than one made of wood.（该句中one可以换成a chair）The water in the cup is hotter than that in the pot.（该句中that可以换成 the water）2021/8/11 星期三8III.one只能代替可数名词单数,代替可数名词复数时用ones;that既可以代替不可数名词也可以代替可数名词单数,代替可数名词复数时用 those。I like this pen more than that one.（one代替可数名词单数pen）There were a few young peopl

9、e and some older ones in the house.（ones代替可数名词复数people）Marys handwriting is far better than that of Peter.（that代替不可数名词 handwriting）These pictures are more beautiful than those.（those代替可数名词复数 pictures）2021/8/11 星期三9IV.one既可代替事物,也可代替人,that只能代替事物而不能代替人。有时可以用the one或the ones代替that或those。The one That on

10、the table is mine.（该句中The one代替事物,并且也可以用That）He is the teacher,the one who is loved by the students.（该句中the one代替人,不能用that）He advised the farmers to choose the best seed-heads,the ones those that had the best color.（该句中the ones代替事物,并且也可以用those）2021/8/11 星期三10V.one一般有前置修饰语,有时也可有后置修饰语或不用修饰语。而 that不能有前

11、置修饰语,但可有后置修饰语。Cook was a strict but good captain,one who took good care of his sailors.The water in the well is cleaner than that in the river.2021/8/11 星期三11VI.it可以替代句中的不定式或从句等,充当形式主语或形式宾语。one与that均无此用法。It is known to everybody that the moon travels around the earth once every month.I found it hard

12、 to get on with her.VII.it与that均可以替代上文全句的内容或部分内容,而one ones则不可以。He has saved my life;Ill never forget it.（it代替第一分句）Tom is painting his house.I am told he does it every four years.（it代替前面分句的部分内容painting his house）Lets say we meet here at three oclock.That ought to give you time to buy everything.（That

13、代替前面表述的内容）2021/8/11 星期三12可数单数用可数单数用one替，替，ones替代复数词。替代复数词。不定冠词后加不定冠词后加one，one前一般有定语。前一般有定语。替代若系本身物，替代若系本身物，it替单替单they代复。代复。比较句中替代词，比较句中替代词，不可数名词不可数名词that替。替。最高级及序数词后，最高级及序数词后，替代词常常被略去。替代词常常被略去。复数名词替代词，复数名词替代词，ones与与those均用均用之，之，特指特指ones加定冠，加定冠，those之前无冠词。之前无冠词。One(s)的定语多在前，的定语多在前，those的定语必后置。的定语必后置。

14、2021/8/11 星期三131.Mr Zhang gave the textbooks to all the pupils except _ who had already taken them.A.the ones B.ones C.some D.the others2021/8/11 星期三142.I find _ easy enough to get on with Pam.A.that B.this C.one D.it2021/8/11 星期三153.If I can stop her coming to you,I shall do_.A.those B.which C.thes

15、e D.it2021/8/11 星期三164.I havent a pen.Can you lend me_?A.these B.those C.them D.one 2021/8/11 星期三175._ is necessary that I get the text of my revision typed.A.There B.This C.That D.It2021/8/11 星期三186.I took _ for granted（conj.假定;就算）that you would stay with us.A.it B.that C.these D.them2021/8/11 星期三19 7.Few pleasures can equal _ of a cool drink on a hot day.A.some B.any C.that D.those2021/8/11 星期三208.Of all my old friends,the only _ I saw much of was Betty.A.it B.that C.one D.this2021/8/11 星期三21 再见2021/8/11 星期三222021/8/11 星期三23