名词性从句的种类

1、A,1,名词性从句的种类,主语从句,宾语从句,表语从句,同位语从句,A,2,主语从句,注意点,1,主语从句一律用,陈述句语序,即主语在前,谓,语在后,例,误,When,will he,come is not known,正,When,he will,come is not known,A,3,主语从句,注意点,2,连接词,that,在从句中无实际意义,但,不能省,略,例,误,He will not come to the meeting this,evening is true,正,That,he will not come to the meeting,this evening is tru

2、e,A,4,主语从句,注意点,3,whether,可以引导主语从句,但,if,不能,例,误,If,the meeting will be held is still not,know,正,Whether,the meeting will be held is still,not know,A,5,主语从句,注意点,4,为避免主语冗长,句子头重脚轻,经常用,it,作形式主,语,主语从句放在后面作真正的主语,例,It is well known/reported/thought/said that,It is clear/necessary/certain/true/doubtful that,I

3、t doesnt matter whether/It seems that,It is a pity/a shame/an honor that,A,6,宾语从句,注意点,1,宾语从句一律用,陈述句语序,2,引导宾语从句的连词,that,也无实际意义,多,数情况下可以省略,A,7,宾语从句,注意点,3,whether,和,if,都可以引导宾语从句，但,1,当,whether,后紧跟,or not,时,不用,if,例,I dont know whether I will stay or not,2,介词后面,的宾语从句不能用,if,例,I worry about whether I hurt h

4、er feeling,A,8,表语从句,注意点,1,表语从句一律用,陈述句语序,2,表语从句的引导词,that,无实际意义,但,不能,省略,3,表语从句只能用,whether,而,不能用,if,引导,A,9,表语从句,注意点,4,不要使用,The reason is because that,句型,应使用,The reason is that,或,This / it /that/ is,because,等句型,例：误,The reason why he was late is,because,that,there was a lot of traffic on the road,A,10,表语

5、从句,注意点,1) The reason is that,正,The reason why he was late is,that,there was a,lot of traffic on the road,2) This / it /that/ is because,或,He was late,That was because,there was a lot,of traffic on the road,A,11,同位语从句,注意点,同位语从句和定语从句的,三点区别,从,性质,上区别,从,词类,上区别,从,引导词,及其,在句子中的成分,上区别,A,12,同位语从句,注意点,1,从,性质,上

6、区别,定语从句,是从句,对其先行词的修饰或限制,属于,形容词性从句,的范畴,同位语从句,是从句,对前面抽象名词,的进一,步的,说明和解释,属于,名词性从句,的范畴,A,13,同位语从句,注意点,1,从,性质,上区别,1,The news,that,he told me yesterday was,true,2) The news,that,our team has won the game,was true,A,14,同位语从句,注意点,2,从,词类,上区别,同位语从句,的,先行词,只能是,idea, fact, news,belief, suggestion,等,抽象名词,定语从句,的,先行

7、词,可以是,名词、代词、主句的,部分或是整个主句,A,15,同位语从句,注意点,2,从,词类,上区别,1,We are not looking into the question,whether,he,is worth trusting,2,Our team has won the game,which,made us very,happy,A,16,同位语从句,注意点,3,从,引导词,及其,在句子中的成分,上区别,1,有些引导词如,how, whether, what,可以引导同位,语从句,但不能引导定语从句,if,不能引导同位,语从句,例,I have no idea,whether,he could succeed in,getting into the college,A,17,同位语从句,注意点,3,从,引导词,及其,在句子中的成分,上区别,2,that,引导,定语从句,时,在从句中一般作主语或宾,语,指物时还可以用,which,代替,并且作宾语时常,常省略,that,在,同位语从句,中仅,起连接作用,不充当任何成,分,并且不能省略,也不能用,which,来代替,A,18,同位语从句,注意点,例,1,The order,that,we should send a few people,to help the other groups was received yeste