it作主语和it用于强调句型典型错误例析

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1、it作主语和it用于强调句型典型错误例析1.误：Itisverykindforyoutocometoseemewithagift.正：Itisverykindofyoutocometoseemewithagift.析：句中表语形容词kind描绘人，因此应用Itis+adj.+ofsbtodosth句型，而不用Itis+adj.+forsbtodosth句型。2.误：Itisrequiredthatallthestudentswouldgettoschoolbeforeseven.正：Itisrequiredthatallthestudentsshouldg

2、ettoschoolbeforeseven.析：required,demanded,desired,suggested,advised,proposed,ordered等词用于主语从句时，从句动词形式为should+动词原形,should可以省略。3.误：Hehasdonemanygooddeedsforothersandthereisnodoubtthatheshouldbepraised.正：Hehasdonemanygooddeedsforothersanditisnodoubtthatheshouldbepraised.析：句中thatheshou

3、ldbepraised作真正的主语，因此应用it作形式主语。4.误：Itmattersverymuchifyoucanpasstheexam.正：Itmattersverymuchwhetheryoucanpasstheexam.析：if不可引导主语从句，因此应改为whether。5.误：—Whoissinginginthenextroom?       —Thisisoneofyourstudents.正：—Whoissinginginthenextroom?    —Itisoneofyourstudents.析：此处指代上文所提之人，应用it，而不用

4、this,that等代词。6.误：Idon'tknowwhereisitthathelives.正：Idon'tknowwhereitisthathelives.析：宾语从句虽来源于特殊疑问式强调句型，但不可用疑问语序，应用陈述语序。7.误：Itweretwostudentsthatwerepraisedatthemeeting.正：Itwastwostudentsthatwerepraisedatthemeeting.析：句中被强调部分虽为复数名词twostudents，但因主语It为单数代词，因此其后只能用单数动词was。8.误：Itwashertha

5、thasgivenmemuchhelpinthepastyear.正：Itwasshethathasgivenmemuchhelpinthepastyear.析：被强调部分如果为人称代词，原句用什么格，强调句也应用什么格。句中被强调部分作主语，因此应用主格人称代词she。9.误：Itismydaughterthathavewonthebigprizesofar.正：Itismydaughterthathaswonthebigprizesofar.析：被强调部分如果为主语，who或that后面的谓语动词应与之保持一致。因mydaughter为单数名词，因此谓

6、语动词也应用单数形式。10.误：Itwasinthishallwhereweheldthisimportantmeeting.正：Itwasinthishallthatweheldthisimportantmeeting.析：被强调部分为地点状语时不可用where而应用that引导强调句型。it用法巩固练习改错：1.Itisveryniceforyoutohelpmetocorrectthemistakes.2.—Whoistakingawalkontheplayground?   —ThisisMrZhang'sson.3.Itissuggestedth

7、atyouwouldstartbeforedark.4.Itmakesagreatdifferenceifyouwillgooveryourlessonsintime.5.Sheiskindtoothersandthereisnowonderthatsheisrespected.6.ItwastenyearsagowhenIgraduatedfromthisuniversity.7.Itweretwoworkersthatgothurtinthisaccident.8.ItishimthathasalreadybeentoBeijingquiteafewt

8、imes.9.Ican'trememberwhenwasittha