大学英语四级语法：宾语从句充当宾语的句子
对宾语从句应留心以下三大大学英语四级语法因素： CopyRight .com
1. 引导词 2. 语序 3. 时态 CopyRight .com
1. 领导词 CopyRight .com
1)that引导正常疑问句意思的宾从(that可省)
eg. He says (that) the boy is a lilltle weak in Chinese. 内容来自
2)疑问词引导特殊疑问句意义的宾从 CopyRight .com
大学英语四级语法例句eg. ①.Do you know who will give us a talk? CopyRight .com
②.I don’t know whose book that is.
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③.Could you please tell which gate we have to go to? CopyRight .com
④.I wonder when he will come back. CopyRight .com
留神：此类宾从的主语与主句的主语（或宾语）相同时，可更换为“疑难词 + to do”的大学英语四级语法重点： CopyRight .com
eg. ①.I haven’t decided where I will go
=I haven’t decided where to go
②.He asked me what I bought 内容来自
= He asked me what to buy.
类似短语：how to do _____what to say_____ CopyRight .com
what to do _____where to go____
3)if/whether(是否)勾引普通疑难句意思的宾从
eg. ①.“Do you like this book?” she asked me. 内容来自
=She asked me ___ I liked this book.
②.“Have you visited the Great Wall?” Could you tell me?
=Could you tell me _____ you have visited the Great Wall?
注意以下几点： 内容来自
ⅰ.差异if当作“是否”，还是“如果”的大学英语四级语法点：
eg. I don’t know if he ______ (come)if it ______(rain) tomorrow.
ⅱ.用whether不用if的多少种情况
1)后接不定式
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eg. I can’t decide whether to go to Beijing.
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2)与or / or not连用 内容来自
eg. I want to know whether you will go to the park or not. 内容来自
3)在句首时
eg. Whether this is true or not, I can’t say.
4)whether还可能引诱让步状语从句，意为“不管，无论”
eg. Whether it rains or not, we are going to the park tomorrow.
2.语序：宾从用陈述句语序 内容来自
eg. 1)I don’t (A) know whether (B) will he (C) come (D) tomorrow. _____________
2)He asks (A) me when (B) will you (C) come back (D). _____________
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3)Could you tell (A) how many players (B) are there (C) in (D) a football team? ________ CopyRight .com
3.时态
主句 CopyRight .com
宾语从句
个别当初时
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所有时态
个别从前时 内容来自
大学英语四级语法点：过去范畴的某一时态（畸形过去时；过去进行时；从前实现时；过去将来时）
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但当宾语从句是指客观事实、普遍真理、自然气象时，则只能用一般当初时。
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eg. She said (that) the sun rises in the east.
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