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Section Ill
Learning About Language
语法探究
名词性从句
新知导学
》
[教材示例]
分析下列加黑部分并体会它们的语法功能
l.(教材原句)“I didn't know what to expect."Xie Lei recalled
2.(教材原句)Laura says she always feels hungry when she smells it.so I taught
her how to cook it,too.
3.(教材原句)The first time that she had to write an essay.her tutor explained that
she must acknowledge what other people had said if she cited their ideas.but
that he mainly wanted to know what she thought!
4.(教材原句)At first..Xie Lei had no idea what she should say,but what surprised
her was that she found herself speaking up in class after just a few weeks.
[我的发现]
1.句1中wht引导宾语从句.在从句中作宜语从句省略成“特殊疑问词+动词不定式”
结构。
2.句2中that引导宾语从句,that常常省略。
3.句3中第一个that引导宾语从句,可以省略。what引导宾语从句并在从句作宾语。第
二个that引导宾语从句.that不可省略。
4.句4中第一个what引导宾语从句并在从句中作宾语:第二个what引导主语从句并在
从句中作主语;that引导表语从句且一般不可省略。
语法精讲
》
一、名词性从句基本概念复习
名词性从句由“引导词+从句其他部分”构成.引导词和从句类型搭配关系如下:
宾语从句
主语
同位语
动词
介词
表语从句
从句
从句
宾语
宾语
V
不作成分,只起连接
that
(可省
(不可
(不可
(不可
(不可
作用:没有意义
略)
省咯)
省略)
省略)
省略)
从属
whether
意为“是否”
连词
if
意为“是否”
+
+
+
as if/though
意为“好像”
×
×
because
意为“因为”
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在从句中作主语、宾
who(ever).
语、表语、定语,其
(一般不用
whom(ever)
连接
意义等同干疑问句中
wh-ever
what(ever).
代词
的意义:带-ever的
连接词引
which(ever).
意义加强。表示为“任
导)
whose
何”。
在从句中作状语,意
连接
when,how,
义等同干在疑问句中
副词
where,why
的意义。
[名师点津]
l.引导词在从句作的成分跟从句类型没有关系.即作状语的when/where可能引导主语
从句或宾语从句:作宾语的what(-ever)也可引导主语从句。
学生用书口第41页
2.名词性从句的类型需要根据整个从句在主句中所作的成分而定,如从句在及物动词或介
词后一般是宾语从句.在系动词后多为表语从句,位干句首多为主语从句,位干名词后且能
解释说明名词内容则为同位语从句。
3.名词性从句引导词比定语从句引导词多,其意义大多相当干疑问句中的疑问词,这一点
不同干定语从句。
4.that在定语从句和名词性从句中用法差异明显,what不引导定语从句,这是考查重点。
5.that和whether/if在名词性从句中均不作成分,只起连接作用,但that无意义,
whether/if可译为“是否"。
ho will win the match is still unknown.谁能赢得这场比赛还不得而知。(who引导主
语从句)
here the English evening will be held has not yet been announced.英语晚会将在
哪里举行,还没有宣布。(where引导主语从句)
It's a good thing that you were insured.
幸好你上了保险。(t作形式主语)
We must never think (that)we are good in everything while others are good in
nothing.我们决不能认为自己