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宾语从句语序不变,五个例句轻松掌握,一首歌时间学会英语语法关键点

一首歌的时间

可以用来发呆,可以用来刷微博

可以用来做很多琐碎的事情

但你有没有想过可以用来记忆一个完整的知识点?

不相信吗?

一首歌的时间,让你记住宾语从句所有知识点

那就跟着小编一起来见证奇迹~

下方的一首顺口溜,让你记住宾语从句所有的知识点

有不懂的地方可以看后面的解释~

宾语从句三姊妹,that,if/whether,wh-/how展风采

展风采有三关,引导词、语序、时态在把关

主从时态要一致,陈述语序永不变

陈述请你选that,疑问需用if/whether连

特殊问句作宾从,原来问词不用换

三关过后莫得意,人称、标点需注意

留意变脸的if/when,从句的简化记心间

顺口溜解码

一、三姊妹

宾语从句根据引导词的不同可分为三种类型:

1. 由that引导的宾语从句。如:

We knew (that)we shouldlearn from each other.

2. 由if/whether引导的宾语从句。如:

Please tell me if/whether you have been toAmerica.

3. 由who,where,how等连接代词或连接副词引导的宾语从句。如:

Can you tell me how I can get to thenearest post office?

二、三关

1. 引导词关

如果从句是陈述句,引导词用that(that在口语或非正式文体中常省略);如果从句是一般疑问句,引导词用if/whether;如果从句是特殊疑问句,引导词用由疑问词转换而来的疑问代词/副词。

2. 语序关

①陈述句变为宾语从句,语序不变,即仍用陈述语序。如:

He is an honest boy. The teacher said. →The teacher said(that)he was an honest boy.

②一般疑问句和特殊疑问句变为宾语从句,语序变为陈述语序。如:

Does he work hard?I wonder.→I wonder if/whether he works hard.

When did he leave?I don’t know. →I don’t know whenhe left.

3. 时态关

①如果主句是现在的时态,从句的时态可根据实际情况而定。如:

I have heard(that)he will comeback next week.

②如果主句是过去的某种时态,那么从句的时态一定要用过去的某种时态。如:

He said(that)there were noclasses yesterday.

注意:如果宾语从句表述的是客观真理、自然现象等时,不管主句是什么时态,从句都要用一般现在时。如:

He said that light travels much faster thansound.

三、人称的变化和标点的使用

1. 从句的主语如果是第一人称,变为宾语从句则与主句的主语一致;如果是第二人称,则与主句的宾语一致;如果是第三人称,不用变化。如:

“May I useyour knife?”He asked me.→He asked meif he might use my knife.

“Do you knowher telephone number?”He asked me. →He asked me if I know her telephone number.

2. 宾语从句的标点均由主句决定。主句是陈述句,用句号;主句是疑问句,用问号。如:

Who will give us a talk?I don’t know. →I don’t know whowill give us a talk.

Do you know?Where does he live?→Do you know where he lives?

四、两副面孔

if 和 when 既能引导时间状语从句,又能引导宾语从句。因此,遇到它们就要认真分析一下,它们究竟属于“两副面孔”的哪一副。如:

If it rains tomorrow,I won’t come.(时间状语从句)

I don’t know if it will rain tomorrow. (宾语从句)

1. 当主句谓语动词是find,see,watch,hear等感官动词时,从句常简化为“宾语+宾补”结构,宾补为不带to的不定式或V-ing形式。如:

She found that the wallet lay/was lying onthe ground. →She found thewallet lie/lying on the ground.

2. 当主句谓语动词是hope,wish,decide,forget,plan,agree等,且主句主语与从句主语相同时,从句可简化为不定式结构。如:

She agreed that she could help me with mymaths. →She agreed tohelp me with my maths.

3. 在连接代词/副词引导的宾语从句中,当从句主语与主句主语或间接宾语一致时,宾语从句可简化为“连接代词/副词+不定式”结构。如:

Can you tell me how I can get to thestation?→Can you tellme how to get to the station?

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