11it用法-2024年中考英語專項復習

it用法

it作為人稱代詞的用法

1.it作為人稱代詞時，可指代除人以外的動植物和物品，意為“它”，有時也可指代嬰兒

或性別不明確的某人。

?Ikeepadog.It'sveryclever.

?BoblefthisEnglishbookathome.Hecalledhismothertosendittoschool.

?Thebabyissleeping.Itmustbequitetired.

?Someoneisknockingthedoor.Whoisit?

2.it可指代this或that

?—What'sthisinEnglish?

?ltzsanorange.

?That'syourbike,isn'tit?

it作為非人稱代詞的用法

it作為非人稱代詞可指時間、天氣、距離以及上文出現(xiàn)過的內(nèi)容。it還可以作不定式;、

分詞、動名詞的形式主語和形式賓語。

1.指時間

?一Whattimeisitnow?

—It's10:30.

?---What'sthedatetoday?

一It'sJunela.

2.指天氣

?It'sveryhottoday.

?Itwassunnyyesterday.

?Wedecidetogotothezooifitdoesn'trainontheweekend.

3.指距離

?—Howfarisitfromyourhometoschool?

-It'sabouttenminutes7walk.

?It'slessthanfivekilometersfromthebanktothepostoffice.

4.指上文出現(xiàn)過的內(nèi)容

?---Whenisyourbirthday?

-It'sonAugust10th.

?EveryoneenjoysMissWang'sclassbecauseit'sreallyinteresting.

?Sarahdidn'tcomebackhomeat11intheevening.Itworriedhermother.

5.作形式主語（代替不定式短語、動名詞短語）

?It'snotyourfaulttomisstheflight.

?It'sverykindofyoutohelpwithmymath.

?It'snecessaryforJStodosomeexerciseeveryday.

?IttookmetenhourstoarriveinBeijing.

?It'snousebuyingabookbutnotreadingit.

6.作形式賓語（代替不定式短語、動名詞短語）

?Wefinditimpossbletogetthereinthreedays.

?Theyconsideritgoodforchildrentodrinkmilkinthemorning.

?Someparentsthinkitnecessarytodeveloptheirchildren'slearningability.

?Ibelieveitimportantgraspingaforeignlanguage.

強調(diào)句

1.結(jié)構(gòu)；Itis/was廠被強調(diào)部分ithat/wh。...，該結(jié)構(gòu)用于強調(diào)土語、賓語、狀語等，但不

能強調(diào)謂語動詞。

?Iboughtthisbookyesterdaymorning.

->ItwasyesterdaymorningthatIboughtthisbook.

》ItwasthisbookthatIboughtyesterday.

->ItwasIwho/thatboughtthisbookyesterdaymorning.

（注意：當強調(diào)部分指人時，用who或that都可以；除此之外都用that）

2.強調(diào)句和定語從句的區(qū)別

（1）強調(diào)句去除“itis/was...that”仍是完整的句子，定語從句則不是。

?Itwasasummerwhenwemet.（定語從句）

Itwasinasummerthatwemet.（強調(diào)句）

?Itisthefactorywiereheworks.（定語從句）

Itisinthefactorythatheworks.（強調(diào)句）

（2）注意語境，尤其是一問一答時

?一Wheredidyoumeetthefamouswriter?

--ItwasintherestaurantwherewewenttohavedinnerlastTuesday.（定語從句）/

Itwasintherestaurantthatwemetthefamouswriter.（強調(diào)右J）

it常用句型

1.It+v.+todosth.

?Ittakesheraweektofinishreadingthisbook.

Itcostmefivehundreddollars.

2.It+be+adj.+todosth.

?It'sgladtoseeyougain.

?ItwasfunnytovisitUncleLi'sfarm.

3.It+be+adj.+forsb.todosth.（用于形容事情）

?Itwasnoteasyforhimtoovercomethedifficulty.

?It'simpossibleformetofinishthetaskwithoutyou.

4.It+be+adj.+ofsb.todosth.（用于形容人）

?It'sniceofyoutohelpmecarrytheheavybox.

?It'shelpfulofhimtodochoreswithhisparents.

5.It+be+n.+todosth.

?It'smypleasuretointroduceyoutomyfriends.

?It'sgreatfuntravellingwithsomanyfriends.

6.Itis/hasbeeni時間段isince…

?It's/hasbeenmerethantenyearssincewemetoneanotherlasttime.

?It's/hasbeentwentyyearssincehegaveupsmoking.

7.It+is+thefirst/secord/thirdtime+that…（現(xiàn)在完成時）

?ItisthefirsttimethatIhaveseenthefilm.

?It'sthesecondtimethatshehasreadTreasureIsland.

It+was+thefirst/second/thirdtime+that...（過去完成時）

?Itwasthethirdtimethathehadbeenthenaturalmuseum.

?Itwasthefourthtimethatmycousinshadvisitedme.

8.Itwas+時間段+before…“過了多久才...”

?Itwastwohoursbeforehereachedmyhome.

（過了2小時他才到我家。）

?Itwasthreeyearsbeforethebookwaspublished.

（過了3年這本書才出版。）

Itwasnot+時間段+before...”沒過多久就..”

?Itwasn'tanhourbeforeshefinishedherhomework.

（不到1小時她就完成.了家庭作業(yè)。）

?Itwasn'thalfofamonthbeforehereturnedhome.

（不到半個月他就回家了。）

Itwillbe+時間段+before...”要過多久才...”

?Itwillbemanyyearsbeforetheymeeteachotheragain.

（要過很多年他們才能在相見。）

?Itwillbe20hoursbeforemybrotherarrivesinNewYork.

（要過20個小時我哥哥才到達紐約。）

Itwillnotbe+時間段+before...“沒過多久就..”

?Itwon'tbelongbeforeIhavearobot.

（不久，我就會擁有一個機器人。）

?Itwon'tbeonemonthbeforeIbecomeacollegestudent.

（不到1個月我就是一名大學生了。）

it,one,that用法比較

1.it表示特指，可以代替可數(shù)和不可數(shù)名詞，直接指代前文提到的同一事物；

?Thisdressisbeautiful.Iwanttobuyit.

?Idon'twanttodrinkthetea.It'stoohot.

?Lookatthiscat.Ifssocute.

?Mycellphoneisonyourtable.Canyoupassittome?

2.one表示泛指，只能指代可數(shù)名詞，并且是同類不同物：

?Yourcameraisuseful.Kmgoingtobuyone.

?Thesweateristoobig.Couldyougivemeanotherone?

?Davidgotamodelplanefromhisfatherasabirthdaygift.Ialsowantedone.

3.that表示特指，一般田于比較級的句子中，代替前面提到的“同類”事物中的另一個,

可代替可數(shù)和不可數(shù)名詞。

?TheweatherinGuangzhouishotterthanthatinBeijinginsummer.

?ThelengthoftheNileislongerthanthatofYangtzeRiver.

?Thesizeofourschoolislagerthanthatofyours.

練習：

1.Peoplethinkmoreandmoretoprotecttheenvironment.

A.that;impossibleB.it;importantC.this;necessaryD./:interesting

2.Thebabysmiledwhensawmother.

A.he;itsB.it;hisC.it;itsD.she;its

3.isgenerousthelittlegirltosharehertoyswiththeotherkids.

A.lt;ofB.That;ofC.It;forD.That;for

4.Jack,someoneinyourclasscalledyoulastnight.

-Oh,whowas?

A.heB.sheC.itD.that

5.—Thereisstillacopyofthebook“AliceinWonderland“inthelibrary.Willyougoandborrow

?

…No,I'dratherbuyinthebookstore.

A.it;itB.one;oneC.one;itD.it;one

6.-AlatestEnglishnewspaper;please!

-OnlyonecopyIe代.Wouldyouliketohave_,sir?

A.itB.oneC.thisD.that

7.wasonFridaymorningLucyarrivedinShanghai.

A.This;whenB.That;thatC.lt;thatD.It;when

8.-Excuseme.Iwanttobuysomestamps.WherecanIfindapostoffice?

-Iknownotfarfromhere.Youcaneasilyfind.

A.that;itB.it;oneC.one;itD.that;one

9.Somepeoplehavebeenillfromastrongdiseasethesedays.Thedoctorhaveneverheardof

__before.

A.T