名词性从句
Noun Clau计算日期差
I本章要点
1. 宾语从句 |
2. 主语从句 |
3. 表语从句 |
4. 同位语从句 |
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II名词性从句语法点分述
一、宾语从句
1.引导宾语从句的连接词
a.that引导 (that可以省略)
I know (that) most matter has three states（状态）.
♥Attention♥
宾语从句中that不可省略的情况
宾语从句that常可省略，但在以下情况下不能省略
1)当主句谓语动词带有两个或两个以上宾语从句时，可以省略第一个that，其他不能省略。
I believe (that) you have done your best and that things will get better.
2)当it作形式宾语时
当宾语从句后跟有宾语补足语时，通常在宾语从句处使用形式宾语it，将真正的宾语从 句移至句末。
She made it clear to her parents that she would learn to deal with various problems.
★小试身手★
1)特朗普说得很清楚他想当总统。(make… clear)
2)我们理所当然的认为父母应该爱我们一辈子。(take… for granted)
3)人民的名义陈岩石consider, we, it, should, that, with, importance, all, of, great, we, theory, combine, practice （连词成句）
b.whether / if引导
1)在whether …… or not 的固定搭配中，不能用if。
I don’t know whether he will study abroad or not.
2)在介词后，只能用whether 和特殊疑问词，不能用if。
His father is concerned about whether he will be kicked out of school.
♥Attention♥
★小试身手★描写人的四字成语
1)I wonder ________ there’s any need to spend so much money on the party.
2)Some people believe ________ a monkey person is sociable.
3)She is worried about ________ she can get promoted.
4)Teacher told the students________ the sun________ (have) eight planets.
2.连接代词以及连接副词引导
结构公式： |
a.连接代词：who/whom/ who/which/what +陈述语序的句子 I don’t know who [whom] you are talking about.蝴怎么组词 |
b.连接副词：where/why/when/how/how many 等一切特殊疑问词+陈述语序的句子 I don’t know why you are late. |
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★小试身手★
1)只有小孩子知道自己在找什么。
2)Professor Nelson wanted to know ______.
A. when would the conference begin
B. When the conference would begin
C. when will the conference begin
D. when the conference will begin
3)I’m not sure ______.
A. what is the assignment of tomorrow
B. what the assignment for tomorrow is
C. what will the assignment for tomorrow be
D. what will be the assignment of tomorrow
3.宾语从句连词总结
连词 | 说明 | 快餐盒饭例句 |
that | 1. 宾语从句用连词that, that没有意义仅起连接作用。that 可以省略。 | I have rious reason to believe that the planet is the asteroid（小行星） known as B-612.协议离婚流程 |
who, whom, what, which | 新课程2. 连接代词who, whom, what, which，在宾语从句中做主要成分。 | I gave up what might have been a magnificent career as a painter. |
how, when, where | 3. 连接副词 how, when, where在宾语从句中作次要成分。 | I don’t know where he is. |
if或whether | if或whether在宾语从句中只起连接作用，不起语法作用，当作“是否”讲。从句中有 or not 结构时，要用 whether。 | I do not know if (whether) he will come. |
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4.宾语从句的语序
宾语从句除个别情况外，全部使用陈述句语序。
1. I don't know what's the matter. |
2. I don't know what's wrong. |
名信片3. I don't know what's on today. |
4. I don't know which is the way to the cinema. |
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★小试身手★
1)Do you know__A___?
A. when the sports meeting will begin B. when the sports meeting begins
C. when the sports meeting begin D. when will begin the sports meeting
2)Will this sheep have to have a great deal of grass?
Do you think … (连接成宾语从句)
5.宾语从句的时态
主句 | 宾语从句 |
现在时或将来时 | 时态一般不受主句的时态影响 |
过去时 | a.从句用一般过去时或过去进行时表示与主句谓语动词动作同时发生； b.从句过去完成时表示该动作发生在主句谓语动作之前； c.从句谓语用过去将来时表示该动作发生在主句谓语动作之后 |
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★小试身手★
1)I don’t know if we each have a destiny, or if we’re all just floating around accidentally, like on a breeze.
2)The scientist told the student that the sun ____________ round. (be)
