主语从句PPT课件
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高中英语主语从句讲解课件(36张ppt)
+(should) +do…
*_I_t_i_s_p_o_s_s_i_b_le__th__a_t _(很可能)she will come back tomorrow. *__It_i_s_o__b_v_io_u_s__th__a_t _(很明显)this measure is effective.
3) It + be +过去分词+从句
4.The reason why I study hard is that I want to go to a
key university. 表语从句
5.They believe in that she must still be single. 6.I know nothing about him except that he is living in
找出错误,并给出理由: 1.Where shall we spend the holiday isn’t
decided. we shall 2.You have made a mistake is a fact.
That you have 3. If the policeman will come is not certain.
Beijing 7. I don’t know whether he’s free or not. 8. Mary asked whether I was doing my homework or not. 9. I’m thinking of whether we should go fishing. 10. We are worried about whether it will rain tomorrow.
killed in the accident.
*_I_t_i_s_p_o_s_s_i_b_le__th__a_t _(很可能)she will come back tomorrow. *__It_i_s_o__b_v_io_u_s__th__a_t _(很明显)this measure is effective.
3) It + be +过去分词+从句
4.The reason why I study hard is that I want to go to a
key university. 表语从句
5.They believe in that she must still be single. 6.I know nothing about him except that he is living in
找出错误,并给出理由: 1.Where shall we spend the holiday isn’t
decided. we shall 2.You have made a mistake is a fact.
That you have 3. If the policeman will come is not certain.
Beijing 7. I don’t know whether he’s free or not. 8. Mary asked whether I was doing my homework or not. 9. I’m thinking of whether we should go fishing. 10. We are worried about whether it will rain tomorrow.
killed in the accident.
高中英语主语从句讲解课件(共36张PPT)
2.That they should like each other is natural. _I_t _is__n_a_tu__ra_l_t_h_a_t_t_h_e_y_s_h_o_u__ld__li_k_e_e_a_c_h__o_th__er.
这样就构成了下面一些常用句型: 1) It is + n. +从句
(四). 判断以下句子是否正确: They should like each other is natural. 错误
That they like each other is natural. 正确
It is natural that they like each other. 正确
That引导的主语从句放句首,既不充当成分又无意义, 但that不能省去。
名词性从句包括: 宾语从句:介宾结构;动宾结构 表语从句:系表结构(系动词后面跟一个从句) 主语从句: 一个句子做主语 同位语从句:对名词进行解释说明
判断下列从句: 1.China is no longer what she used to be. 2.The question remains whether they will be able to help us. 3.It seemed as if I couldn't think of the right word.
When they will leave is not decided.
(4). 连接代词:who(谁,主格); whom(谁;宾格); whose(谁的); what(什么…事/话…); which(哪一个); whoever(无论谁), whatever(无论什么), whichever(无论哪一个) 在句子中担任主语, 宾语,表语或定语
这样就构成了下面一些常用句型: 1) It is + n. +从句
(四). 判断以下句子是否正确: They should like each other is natural. 错误
That they like each other is natural. 正确
It is natural that they like each other. 正确
That引导的主语从句放句首,既不充当成分又无意义, 但that不能省去。
名词性从句包括: 宾语从句:介宾结构;动宾结构 表语从句:系表结构(系动词后面跟一个从句) 主语从句: 一个句子做主语 同位语从句:对名词进行解释说明
判断下列从句: 1.China is no longer what she used to be. 2.The question remains whether they will be able to help us. 3.It seemed as if I couldn't think of the right word.
When they will leave is not decided.
(4). 连接代词:who(谁,主格); whom(谁;宾格); whose(谁的); what(什么…事/话…); which(哪一个); whoever(无论谁), whatever(无论什么), whichever(无论哪一个) 在句子中担任主语, 宾语,表语或定语
主语从句课件.ppt
二、找出下面句子的主语。
That I can enter a key university is my dream.
What he did made me extremely angry. Whether we will go picnicking tomorrow depends on the weather.
8. What you need is more practice. 主句谓语是___i_s____, what在从句中充____宾__语_______
9. How he became a famous musician is known to all. 主句谓语是__is__k_n_o_w__n, how在从句中充___方__式__状__语_____
2.从句若缺主/宾/定,就考虑_代__词____
3.若从句不缺主/宾/定,再看意思上是否缺状语,
就考虑__副__词____
4. 若从句都不缺主/宾/定/状,则考虑 _t_h_a_t/_w_h_e_t_h_e_r_
W__h_i_c_h team will win the game is the focus of this moment. _W__h_e_n___ he will be back ends on the weather W__h__et_h_e_r_he will help them is not easy to say..
3. 有词义的并且在从句中充当成分的词:
在从句中充当_主_语__ 用 who, what, which 宾__语__用whom, what, which 代词 _定_语__用whose, which
在从句中充当_状_语__用when, where, why, how 副词
主语从句公开课PPT课件
主语从句可以包含丰富的信息, 包括时间、地点、条件、原因等
,使表达更加准确具体。
通过主语从句可以精确地描述某 个事件或情况,避免歧义和误解
。
主语从句还可以用来表达复杂的 观点和态度,使文章更具深度和
说服力。
增加文采和感染力
主语从句可以采用多种句式和表达方 式,如倒装句、强调句等,增加文章 的文采和感染力。
连接代词和连接副词引导的主语从句一般放在句首,谓语动词用单数形式。
连接代词what和which在引导主语从句时,有时可以互换使用,但which更强调选 择范围。
主语从句时态、语态和语气
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问题
时态问题
主语从句时态与主句时态一致
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主语从句中的动词时态通常与主句中的动词时态保持一致,表
示同时发生的动作或状态。
当主语从句中的主语是表示数量的短语(如a number of, the majority of等)时,谓 语动词的单复数形式取决于短语所修饰的名词。
主语从句中的主语是并列结构时,谓语动词用复数形式
当主语从句中的主语是由and连接的并列结构时,谓语动词用复数形式。
练习题讲解
选择题
通过选择题的形式, 让学生判断主语从句 中主谓一致问题的正
当主语从句中的主语是复数形式时,谓语动词必须与主语保持一致,也用复数形式。
特殊情况处理方法
主语从句中的主语是不定代词时,谓语动词用单数形式
当主语从句中的主语是不定代词(如something, nothing, anyone等)时,谓语动词 用单数形式。
主语从句中的主语是表示数量的短语时,谓语动词用单数或…
主语从句与形式主语的区分
形式主语it代替真正的主语从句,使句子结构更加平衡。需注意形 式主语与真正主语的区分。
主语从句超全ppt课件
第二讲:主语从句的引导词及各 类主语从句
主语从句在复合句中作句子的主语。 引导主语从句的词有从属连词that, whether, if;连接代词who, whoever, whom, what, whatever, whose, which; 连接副词when, where, how, why等。
surprise/no wonder难怪/good news/a good thing/a question /that… …是事实
It is common knowledge that… …是常识
*_It__is__a__p_it_y__th__a_t_(很遗憾)we lost the match.
句子
简单句 复合句
并列句
形容词性从句 名词性从句 副词性从句
定语从句
主语从句 subject clause
宾语从句 object clause
表语从句 predicative clause
同位语从句 appositive clause
比较状语从句 地点状语从句 时间状语从句 让步状语从句 条件状语从句 目的状语从句 方式状语从句 结果状语从句 原因状语从句
*____I_t _is_r_e_p_o_rt_ed__th_a_t_(据报道)20 people were killed in the accident.
*___It_i_s_s_u_g_g_es_t_e_d_th_a_t__(建议)we should eat more vegetable and do more exercise.
特殊疑问句作主语
• 需要先将疑问句的倒装语序变成陈述句语 序。
Why dinosaurs became extinct is still a mystery.
高中英语语法——主语从句课件(57张)
理解主语从句
他通过了考试让老师很高兴。 He passed the exam. It made the teacher happy. He passed the exam made the teacher happy. That he passed the exam made the teacher happy.
理解主语从句
他何时要来还不清楚。 When will he come? It is not clear. When will he come is not clear. When he will come is not cleall succeed is certain. Whether he will come makes no difference. What we need is more time.
It is a pity that 很可惜)we lost the match. *_______________( It is a fact that 这是事实)he cheated in the exam. *______________(
1. 令人吃惊的是他改变了主意。 It is a surprise that he changed his mind. 2. 真可惜你错过了这么一个好机会。 It is a pity that you missed such a good chance. 3. 事实是我们周围的污染正变得越来越严重。 It is a fact that the pollution around us is becoming more and more serious.
• Whatever I have is yours.
• Whichever you want is yours.
高考英语语法主语从句课件
例:(1).When we’ll start tomorrow will be told soon. (2).Where we can buy oxen is something we need to find out. (3).Why he came here is not known. (4).How we can protect the grain from damp needs to be discussed. (5).How many people died from starvation that
It has not been decided where the meeeting is to be held. 在哪里开会还没决 定。 It is sheer luck that the miners are still alive 10 days after. 十天后矿工还活着完全是靠 运气。
插入语
What makes this slump different from the last, he says, is that there are still buyers in the market.
谓语
表语从句
解密句
What makes this slump different from the last, he says, is that there are still buyers in the market.
will be produced next year. (5).Whatever he said was right. (6).Whoever goes there must get ready by 6
o’clock.
3)主语从句中用陈述语序,后面的谓语动词用第三人称单数 4)“what”引导主语从句时,谓语动词:
It has not been decided where the meeeting is to be held. 在哪里开会还没决 定。 It is sheer luck that the miners are still alive 10 days after. 十天后矿工还活着完全是靠 运气。
插入语
What makes this slump different from the last, he says, is that there are still buyers in the market.
谓语
表语从句
解密句
What makes this slump different from the last, he says, is that there are still buyers in the market.
will be produced next year. (5).Whatever he said was right. (6).Whoever goes there must get ready by 6
o’clock.
3)主语从句中用陈述语序,后面的谓语动词用第三人称单数 4)“what”引导主语从句时,谓语动词:
高考英语名词性从句之主语从句精讲(含例题) 课件36张PPT
总结:连接代词引导主语从句的用法
连接代词
1. 作用:连接主句和从句,在从句中充当主语、宾语、表语、定语
2. 分类: 充当主、宾、表:what(ever), who(ever), whom(ever)
充当定语:which(ever), whose
3. 与连接词对比
对比 相同点
连接词
连接代词
都起连接主从句的作用
地点状语:where, wherever 方式状语:how, 原 因 状 语 : w h y,
时间类关系副词:when, whenever
when 指...的时间,在从句中做时间状语
When the speech contest will be held still needs to be discussed. 演讲比赛举办的时间还需要再讨论。 Whenever you want to come is fine with me. 无论什么时候你想来我都可以。
s方uc式ce状ed语is:cheortwain . frightened her.
在句中充当状语 Why the sun rises in the east is interesting.
原因状语:why
思考:如何选择主语从句连接词?
1. 找到从句标出来 2. 判断从句何类型 3. 判断是否缺成分 4. 判断用何连接词
whether / if 引导主语从句的区别
相同点 1. 都表示“是否” 2. 在从句中没有充当成分 3. 起连接作用 4. 可用it做形式主语,从句放句尾
区别
1. whether引导的主语从句可以放在句首 Whether the plan will be carried out is still unknown.
主语从句ppt
2.用连接代词who, whose, whom, which, what, whoever, whomever, whichever, whatever引导的 名词性从句(其连接代词在句中起名词性作用,担当 一定成分) What you need is more practice. Whatever we do is to serve the people. Whoever breaks the law should be punished.
Subject Clause 主语从句
定义:在复合句中充当主语成分的句子 叫做主语从句。引导主语从句的关联词 有:从属连词that, whether;连接副词 who, whose, whom, which, what等;用 连接副词when, where, why, how。
1.从属连词that ,whether引导的主语从句 That they were true sisters was clear from the facial resemblance between them. Whether he’ll come here isn’t clear. ★引导词that无含义,在句中不做成分,不可以省 ; whether有含义(是否),在句中不做成分,不可以省。有时 为了使句子结构平衡,避免头重脚轻,常用it作形式主 语,而把从句放在后面(此时that可以省略)。 That you will win the medal seems unlikely. It seems unlikely (that) you will win the medal. Whether she is coming or not doesn’t matter too much. It doesn’t matter too much whether she is coming or not.
高中英语课件-主语从句
1. We Chinese are very strong. 2. I myself will do the experiment. 3. I am the oldest among us six. 4. This is her purpose, to avoid being punished. 5. He told me the news that 27 fire fighters had died in
2._W__h_e_t_h_e_r__we’ll go camping tomorrow depends on
the weather.
注意:单个的主语
3.__W__h_o__told me about it is not important. 从句作主语,谓语
动词用__单__数。
4.__W__h_o_e_v_e_r_breaks the law will be punished.
Liangshan. 可充当同位语成分的有名__词__(__短__语__)__、__代__词__、__数__词__、__不__定__
式__(__短__语__)__及__从___句__等__
同位语从句
一. 概念: 在复合句中作名词的同位语的从句;对名词进一步 解释,说明名词的具体内容。
Read and find
从句作主语,谓语动词用_复__ 数。
When and where the meeting will be held ___is__not clear.
注意:and连接两个或两个以上的
6. What I need __is__time. 连接词引导同一个主语从句, 谓语动词用_单__数。
What I need ___a_r_e_ some books.
2._W__h_e_t_h_e_r__we’ll go camping tomorrow depends on
the weather.
注意:单个的主语
3.__W__h_o__told me about it is not important. 从句作主语,谓语
动词用__单__数。
4.__W__h_o_e_v_e_r_breaks the law will be punished.
Liangshan. 可充当同位语成分的有名__词__(__短__语__)__、__代__词__、__数__词__、__不__定__
式__(__短__语__)__及__从___句__等__
同位语从句
一. 概念: 在复合句中作名词的同位语的从句;对名词进一步 解释,说明名词的具体内容。
Read and find
从句作主语,谓语动词用_复__ 数。
When and where the meeting will be held ___is__not clear.
注意:and连接两个或两个以上的
6. What I need __is__time. 连接词引导同一个主语从句, 谓语动词用_单__数。
What I need ___a_r_e_ some books.
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It doesn’t matter whether she will come or not.
It makes no difference where we shall have the meeting.
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3) It +及物动词(被动语态)+主语从句
It has been decided that the exhibition will not open on Sundays.
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“How do you do?” is a greeting. What she said is not yet known. That we shall be late is certain. It is certain that we shall be late.
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主语从句 (Noun Clauses as the Subject)
That he will come and help us is certain. Whether we will succeed is still a question. It is not known if he will come.
注意: 已确定的事由that引导; 没决定的事由whether引导.
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2)连接代词who ,what ,which, whatever, whichever, whoever
充当成分,有具体意义
What seems easy to some people seems difficult to others. Which side will win is not clear.
注意:
1)主语从句在句首时,必须由连接词引导, 不能省略这些连接词;但是如果用it做形式 主语,而把主语从句放在句末时,从属连词 that可以省略。
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4) . 用于It is important / natural / necessary / impossible that...句型中, 主语从句应使用虚拟 语气, 谓语动词用\“should + 动词原形\”的 形式, should有时可以省略。
Noun Clauses ---The subject clause
By Debby
1
Grammar
What part does the underlined part serve as in each sentence?
A tree has fallen across the road. You are a student. To find your way can be a problem. Smoking is bad for you.
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2.位置: 主语从句可以前置,也可以 后置。用it做形式主语,而把主语从 句,在句末,常用下面几种句型。
1)It + be + 表语 +主语从句 表语:(名词, 形容词,过去分词)
It is a fact (a shame, a pity, good news…) that…
It is still uncertain whether he is coming or not. It is an honour that I was invited to attend the meeting.
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Байду номын сангаас
主语从句常用it作形式主语放句首
因而我们常见到这种句式: It+be+n./adj/-ed从句(that, whether,etc.) 例:It's a pity that you should have to leave.
= That you should have to leave is a pity. It is great that I have a teacher like you. = That I have a teacher like you is great.
5) 在It + be+suggested/advised/ordered/requested/ insisted/required 中, that从句的谓语也应 该用\“should + 动词原形\”的形式, should 有时可以省略。
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3. 主语从句需注意的问题 (1)主语从句中用陈述语序 What she is afraid of is their taking her to Paris. ( What is she afraid of … Wrong ) (2)主语从句后谓语动词用三人称单数 That they haven’t phoned is strange.
定义: 用作主语的从句叫主语从句,它是名
词性从句之一。引导主语从句的连接词有:
连词that, whether;连接代词who, what 和which;连接副词when, where, how和 why。
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主语从句的连接词
1. 连 词 that( 无 词 义 , 不 作 成 分 , 不 能 省 略);whether(是否),if不能位于句首。
3)连接副词when,where, how, why等。
Why he did it remains a mystery. When they will start is not known yet. How he became a great scientist is known to us all.
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2)It+不及物动词+主语从句 It seemed (happened, doesn’t matter, has turned out) that…
It happens that they were absent. It seems that Alice is not coming to the party at all.
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It is certain that she will do well in her exam. It is true that I told her everything. It is said that Mr. Green has arrived in Beijing. It is reported that China has sent another manmade earth satellite into orbit.
It makes no difference where we shall have the meeting.
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3) It +及物动词(被动语态)+主语从句
It has been decided that the exhibition will not open on Sundays.
2
“How do you do?” is a greeting. What she said is not yet known. That we shall be late is certain. It is certain that we shall be late.
3
主语从句 (Noun Clauses as the Subject)
That he will come and help us is certain. Whether we will succeed is still a question. It is not known if he will come.
注意: 已确定的事由that引导; 没决定的事由whether引导.
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2)连接代词who ,what ,which, whatever, whichever, whoever
充当成分,有具体意义
What seems easy to some people seems difficult to others. Which side will win is not clear.
注意:
1)主语从句在句首时,必须由连接词引导, 不能省略这些连接词;但是如果用it做形式 主语,而把主语从句放在句末时,从属连词 that可以省略。
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4) . 用于It is important / natural / necessary / impossible that...句型中, 主语从句应使用虚拟 语气, 谓语动词用\“should + 动词原形\”的 形式, should有时可以省略。
Noun Clauses ---The subject clause
By Debby
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Grammar
What part does the underlined part serve as in each sentence?
A tree has fallen across the road. You are a student. To find your way can be a problem. Smoking is bad for you.
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2.位置: 主语从句可以前置,也可以 后置。用it做形式主语,而把主语从 句,在句末,常用下面几种句型。
1)It + be + 表语 +主语从句 表语:(名词, 形容词,过去分词)
It is a fact (a shame, a pity, good news…) that…
It is still uncertain whether he is coming or not. It is an honour that I was invited to attend the meeting.
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Байду номын сангаас
主语从句常用it作形式主语放句首
因而我们常见到这种句式: It+be+n./adj/-ed从句(that, whether,etc.) 例:It's a pity that you should have to leave.
= That you should have to leave is a pity. It is great that I have a teacher like you. = That I have a teacher like you is great.
5) 在It + be+suggested/advised/ordered/requested/ insisted/required 中, that从句的谓语也应 该用\“should + 动词原形\”的形式, should 有时可以省略。
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3. 主语从句需注意的问题 (1)主语从句中用陈述语序 What she is afraid of is their taking her to Paris. ( What is she afraid of … Wrong ) (2)主语从句后谓语动词用三人称单数 That they haven’t phoned is strange.
定义: 用作主语的从句叫主语从句,它是名
词性从句之一。引导主语从句的连接词有:
连词that, whether;连接代词who, what 和which;连接副词when, where, how和 why。
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主语从句的连接词
1. 连 词 that( 无 词 义 , 不 作 成 分 , 不 能 省 略);whether(是否),if不能位于句首。
3)连接副词when,where, how, why等。
Why he did it remains a mystery. When they will start is not known yet. How he became a great scientist is known to us all.
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2)It+不及物动词+主语从句 It seemed (happened, doesn’t matter, has turned out) that…
It happens that they were absent. It seems that Alice is not coming to the party at all.
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It is certain that she will do well in her exam. It is true that I told her everything. It is said that Mr. Green has arrived in Beijing. It is reported that China has sent another manmade earth satellite into orbit.