高考英语It的用法(专项总结及训练)Word格式文档下载.doc
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高考英语It的用法(专项总结及训练)Word格式文档下载.doc
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⑴.指天气:
Itisalovelyday,isn’t
it?
⑵.指时间:
Itwasnearlymidnightwhenshecameback.
⑶.指日期:
ItisAprilFirsttoday.
⑷.指距离:
Itissome3000kilometersfromBeijingtoGuangzhou.
⑸.指价值:
Itisthreedollars.
⑹.指温度:
Todayitis30degreescentigrade.
三、作形式主语,替代主语从句,动词不定式,或动名词短语:
1.作形式主语替代主语从句
⑴Itisclear(obvious,true,possible,certain....)that从句常译为"┅清楚的(显然的,真的,可能的,肯定的...)"
Itisveryclearthathe’sroundandtalllikeatree.
=That
he’sroundandtalllikeatreeisveryclear.
⑵Itisimportant(necessary,right,strange,natural...)that从句常译为┅是重要的(必要的,对的,奇怪的,自然的┅).that后的从句中要用虚拟语气(should+动词原形),should可以省去,建议记住该句型中的形容词。
①Itisimportantthatwe(should)learnEnglishwell.
②Itisnecessarythathe(should)rememberthesewords.
⑶Itissaid(reported/learned/believed/thought/known/told/hoped.....)that从句常译为"据说(据报道,据悉...)"。
①ItissaidthathehascometoBeijing.
②Itisreportedthatanotherearthsatellitehasbeenputintoorbit.
⑷Itissuggested(advised/ordered/demanded/insisted/commanded...)that从句.that 后的从句要用虚拟语气(should+动词原形),should可以省;
常译为"据建议;
有命令...)
①Itissuggestedthatthemeeting(should)beputoff.
②Itwasorderedthatwe(should)arrivethereintwohours.
⑸Itistime(abouttime,hightime)that从句(虚拟语气:
动词用过去时did)
Itistimethatchildrenwenttobed.
Itistimeyouboughtanewcar.
Itis(high)timeyoumadeupyourmind.
⑹Itisthefirst(second...)timethat从句(从句用现在完成时havedone)
Itwasthefirst(second...)timethat从句(从句用过去完成时haddone)
常译为"是第一
(二)...次..."。
ItisthefirsttimeIhavebeenhere.=ThisisthefirsttimeIhavebeenhere
⑺Itisapity(ashame/anhonour/agoodthing/afact,/asurprise/...)that从句.
that后的从句一般用虚拟语气(should+动词原形),should可省去.表示出乎意料,常译为"竟然"。
没有这种意义时,则不用虚拟语气。
①Itisapitythatsuchathing(should)happeninyourclass.这种事竟然发生在你们班上,真是遗憾!
②Itisapitythatheisill.他生病了,真遗憾!
⑻Ithappens(seems,looks,appears)that从句.常译为“碰巧…,似乎是…,看起来…”
①Ithappened(sohappened)thathemethisteacherinthestreet.碰巧...
②Itseemsthathewillbebackinafewdays.看来...
2.作形式主语替代不定式
.⑴Itiskind(ofsb.)todosth.不定式的逻辑主语是由of引起,主句中的形容词必须是能表示逻辑主语特征的褒义或贬义形容词。
常见的词有:
bad,brave,careless,clever,cruel,foolish,good(好心的),honest,horrible,kind,lazy,modest,naughty,nice(有教养的),polite,rude,silly,stupid,wise,wrong(错误的)等。
这个句型可以改写为:
sb.iskindtodosth.。
如:
Itiskindofyoutosayso.=Youarekindtosayso.
⑵Itisnecessary(forsb.)todosth..不定式的逻辑主语是由for引起,主句中的形容词通常是表示重要性,紧迫性,频繁程度,难易,安全等情况的中性形容词。
常见的形容词有:
important,necessary,naturaleasy,safe,common,normal,hard,difficult,dangerous,unusual,rare,impossible,pleasant
Itisimportantforhertocometotheparty.=Itisimportantthatshe(should)cometotheparty.
⑶Ittakessb....todosth.常译为"做...要花费某人..."。
IttookthousandsofpeoplemanyyearstobuildtheGreatWall.
3.作形式主语替代动名词短语
Itisnogood/nouse/uselessdoingsth.常译为“┅有好处或没有用”
①ItisnogoodlearningEnglishwithoutspeakingEnglish.
②It'
suselesstryingtoarguewithShylock.
五、作形式宾语,代替不定式,动名词短语或宾语从句。
Wethinkitimportanttolearnaforeignlanguage.
该句型中的it作形式宾语,该结构中常用的动词有:
think,believe,make,findconsider,feel;
如:
Wethinkitourdutytocleanourclassroomeveryday.
HefeltitimportantlearningEnglishwell.
Theyfounditdifficultthattheywouldfinishtheirworkintwodays.
TheInternetmakesiteasierforcompaniestokeepintouchwithcustomers.
六、.it的重要句型
1.强调句型:
Itis/was
+被强调部分+that从句(被强调的主语如果是人,that可以由who换用)
①Itwasabout600yearsagothatthefirstclockwithafaceandanhourhandwasmade.
②Itwastheythat(who)cleanedtheclassroomyesterday.
③ItwasinthestreetthatImetherfather.
④ItwasyesterdaythatImetherinthestreet.
⑤Itisyouthat/whoarewrong.
特例:
Itisnotuntil+被强调部分+that...该句型也是强调句型。
主要用于强凋时间状语,译成汉语"直到...才...",可以说是not...until...的强调形式。
ItwasnotuntilshetookoffherdarkglassesthatIrealizedshewasafamousfilmstar.
=NotuntilshetookoffherdarkglassesdidIrealizeshewasafamousfilmstar.
=Ididn’trealizeshewasafamousfilmstaruntilshetookoffherdarkglasses.
Choosethebestanswer
1.It
took
us
over
an
hour
_______
along
the
street.
A.walk
B.to
walk
C.walking
D.walked
2.I
think
it
a
great
honour
_______to
visit
your
country.
A.to
invite
B.invitingC.having
invited
D.to
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