巧解高考英语从句中的that课件巧辨that引导的从句类型怎样区分that引导的定语从句、同位语从句、主语从句和强调结构呢?可采用“成分法”、“试加法”、“试减法”、“还原法”。现分述如下:成分法1.定语从句可采用“成分法”,分析that引导的从句的句子成分,如that在从句中充当主语或宾语,则此从句为定语从句。例如:1)YoumustdoeverythingthatIdo.2)Aplaneisamachinethatcanfly.根据“成分法”句1)中充当宾语,句2)中充当主语。故句1)、2)中that引导的从句为定语从句。试加法2.同位语从句可用“试加法”,即在名词和从句之间加系动词,使该名词和从句构成一个新的句子。如果句子通顺、合乎逻辑,那么从句就是同位语从句。例如:1)Weheardthenewsthatourteamhadwon.2)Thefactthathehadnotsaidanythingsurprisedeverybody.根据“试加法”,句1)、句2)可改写成:3)Thenewswasthatourteamhadwon.4)Thefactwasthathehadnotsaidanything.句子3)、4)通顺,合乎逻辑,故that引导的从句为同位语从句。还原法3.主语从句可用“还原法”,即把that引导的从句调到句首,去掉句首的It,再加句子剩余部分。如新句子意思不变,合乎逻辑,则该从句为主语从句,否则为其他从句。例如:1)It’srulethathegetsupatsixo’clockeverymorning.2)It’sclearthathehasfinishedhishomework..按“还原法”句1)、句2)可构成新的句子:3)Thathegetsupatsixo’clockeverymorningisarule.4)Thathehasfinishedhishomeworkisclear.句子3)、4)意思不变,通顺、合乎逻辑,故that从句为主语从句。试减法4.强调结构采用“试减法”,即把句子中”Itbe….that…”的这一框架去掉,如句子剩余部分(可给以位置上的调整)意思通顺,合乎逻辑;that则是强调结构的标志,否则为其他从句。例如:1)Itwasthegoat’seyesthathehadseeninthedarkness.2)Itisyouthatarewrong.根据“试减法”句1)、句2)该成新句子:3)Hehadseenthegoat’seyesinthedarkness.4)Youarewrong.句3)、句4)通顺,合乎逻辑,故句1)、句2)为强调句。牛刀小试试用上述方法来判断下列句子的类型:A.宾语从句B.主语从句C.定语从句D.同位语从句1.I’msurprised(that)Ididn’tseeallthatbefore.2.ItisafactthatEnglishisbeingacceptedasaninternationallanguage.3.WheredidyougettheideathatIcouldnotcome?4.TheforeignerwhovisitedourclassyesterdayisfromCanada.5.Theyarrivedatafarmhouseinfrontofwhichsatasmallboy.6.Iamcuriousastowhathewillsay.7.Thatshewillrefusetheofferofhelpseemsunlikely.8.I’llseetoitthatyourproblemwillbedealtwithimmediately.9.Itdoesn’tmatterwhethershewillcomeornot.10.WordcamethatMr.Presidentwouldcomeandinspectourschoolhimself.Keys:1~5ABDCC6~10ABABD