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英语语法主语从句公开课PPT课件
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.
It is reported that *__________________(建议)we should eat more vegetable and do more exercise.
It is suggested that
第21页/共57页
1.据说他已经去了上海。 It’s said that he has gone to Shanghai. 2. 众所周知台湾是中国的一部分. It is known to all that Taiwan is part of China. 3. 有人建议我们应该多做运动。 It is suggested that we should take more exercise.
碰巧……
It hit/struck/occurred to me that…我突然想
起…
It appears/seems that… 似乎，好像…
It turned out that… 原来…
*_I_t_h_a_p__p_e_n_e_d_t_h_a_t_(刚好)I was out yesterday.
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主语从句 (Subject Clause)
在主从复合句中充当主语的从句就 是主语从句, 它是名词性从句之一。 引导主语从句的连接词有： 从属连词that, whether；连接代词 who, what和which；连接副词 when, where, how和why。
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.
It is reported that *__________________(建议)we should eat more vegetable and do more exercise.
It is suggested that
第21页/共57页
1.据说他已经去了上海。 It’s said that he has gone to Shanghai. 2. 众所周知台湾是中国的一部分. It is known to all that Taiwan is part of China. 3. 有人建议我们应该多做运动。 It is suggested that we should take more exercise.
碰巧……
It hit/struck/occurred to me that…我突然想
起…
It appears/seems that… 似乎，好像…
It turned out that… 原来…
*_I_t_h_a_p__p_e_n_e_d_t_h_a_t_(刚好)I was out yesterday.
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主语从句 (Subject Clause)
在主从复合句中充当主语的从句就 是主语从句, 它是名词性从句之一。 引导主语从句的连接词有： 从属连词that, whether；连接代词 who, what和which；连接副词 when, where, how和why。
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
主语从句公开课课件
4) It +不及物动词+that It happened that... 碰巧…… It occurred to me that… 我突然想起… It appears/seems that… 似乎，好像…
It turned out that… 原来… *________________( It happened that 刚好)I was out yesterday. *____________________( It occurred to me that 我突然想起)I forgot to sent the letter.
*_________________( It is reported that 据报道)20 people were killed in the accident. *__________________( It is suggested that 建议)we should eat more vegetable and do more exercise.
2) It is + adj. +that It’s certain/sure that… 肯定… It is possible/likely t… 很明显… 的确… It is true that…
*_______________( It is possible that 很可能)she will come back tomorrow. It is obvious that 很明显) he is an English. *_______________(
e.g. That she got the first prize made her parents
very happy.
人教版 语法主语从句 课件(17张ppt)
is a question.
2. _W__h_e_t_h_e_r_ it should last two days or three days
doesn’t matter.
3. W__h_o__e_v_e_r wants the book may have it.. 4. _H_o_w____many people will attend the conference
good friends and kind teachers.
Part Two: Error Correction
1. He doesn’t like them is very clear.
That he doesn’t like them is very clear.
2.That has happened proves that my advice is
8. _T__h_a_t_ there is life on another planet is almost
impossible.
9. It is still unknown_w__h_o___ will be sent to the States. 10. _W__h_a_t__make my life colorful in the school are my
3)_T_h_a_t_ he lost the bike worried him a lot.
4)_W__h_a_t caused the accident remains unknown. 5) _W__h_a_t made matters worse was_w__h_atnight began to fall. 6) _W__h_a_t we can’t get seems better than _t_h_a_t__ we have.
2. _W__h_e_t_h_e_r_ it should last two days or three days
doesn’t matter.
3. W__h_o__e_v_e_r wants the book may have it.. 4. _H_o_w____many people will attend the conference
good friends and kind teachers.
Part Two: Error Correction
1. He doesn’t like them is very clear.
That he doesn’t like them is very clear.
2.That has happened proves that my advice is
8. _T__h_a_t_ there is life on another planet is almost
impossible.
9. It is still unknown_w__h_o___ will be sent to the States. 10. _W__h_a_t__make my life colorful in the school are my
3)_T_h_a_t_ he lost the bike worried him a lot.
4)_W__h_a_t caused the accident remains unknown. 5) _W__h_a_t made matters worse was_w__h_atnight began to fall. 6) _W__h_a_t we can’t get seems better than _t_h_a_t__ we have.
英语主语从句讲解 ppt课件
主语从 句不能 将if 放 句首
ppt课件 4
what 与that 在引导主语从句时区别
1) What you said yesterday is right.
It is right what you said yesterday. ×
what 充当句子成分，如主语、宾语、表语，
2) That she is still alive is certain.
ppt课件
14
1.I hate ____ when people talk with their mouths full A. it B. that C. these D. them 2. I feel ____ strange that he should be so careless. A. / B. it C. that D. how
ppt课件 17
Exercises
B another power station 1. The news ____ will be built cheered all the villagers. A which B that C what D whatever
A he told us is exciting. 2 The news ____
ppt课件
16
Practice
1. His proposal that we go there on foot is acceptable. 2. Many teachers hold the view that teenagers should not spend too much time online. 3.The first request that he made was to ask for freedom. 4. Do you have any idea where we will be sent? 5. Is this the company where your father works? 6. This is the reason that he gave for his absence. 7. He made an excuse that his car broke down on the way.
ppt课件 4
what 与that 在引导主语从句时区别
1) What you said yesterday is right.
It is right what you said yesterday. ×
what 充当句子成分，如主语、宾语、表语，
2) That she is still alive is certain.
ppt课件
14
1.I hate ____ when people talk with their mouths full A. it B. that C. these D. them 2. I feel ____ strange that he should be so careless. A. / B. it C. that D. how
ppt课件 17
Exercises
B another power station 1. The news ____ will be built cheered all the villagers. A which B that C what D whatever
A he told us is exciting. 2 The news ____
ppt课件
16
Practice
1. His proposal that we go there on foot is acceptable. 2. Many teachers hold the view that teenagers should not spend too much time online. 3.The first request that he made was to ask for freedom. 4. Do you have any idea where we will be sent? 5. Is this the company where your father works? 6. This is the reason that he gave for his absence. 7. He made an excuse that his car broke down on the way.
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。
主语从句优秀PPT课件
What在此引导主语从句,又做said的宾语
2) That she is still alive is a consolation.
That 只起连接作用,不做成分
CHENLI
14
practice
CHENLI
15
改错练习
1.Where shall we spend the holiday isn’t decided. we shall
D．for 20
1. _____ made the school proud was______ more than 90％ of the students had been admitted to key universities.
A. What; because B. What ; that
C. That ; what D. That ; because
2.That he will come and help us is certain. 3.Whether we will succeed is still a
question. 4.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.
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。
CHENLI
4
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。
insisted/required 中, that从句的谓语也
主语从句ppt课件
选择题练习
要点一
总结词
理解主语从句的引导词和连接词
要点二
详细描述
提供一系列选择题，让学生根据句子语境和语法规则选择 正确的引导词和连接词，以理解主语从句的构成。
阅读理解练习
总结词
运用主语从句理解文章
详细描述
选取包含主语从句的短文或段落，让学生通 过阅读理解文章大意，并能够根据上下文推 断出主语从句所表达的含义。同时，可以要 求学生自己尝试构造主语从句来表达文章主 题或观点。
主语从句的分类
名词性从句
根据主语从句在句子中的作用和位置，可 以分为三类：名词性从句、形容词性从句 和副词性从句。
如句子“who is the president of the United States？”中的“who”引导的从 句就是名词性从句。
形容词性从句
副词性从句
如句子“what he said was interesting” 中的“what he said”是形容词性从句， 它修饰了形容词“interesting”。
主语从句的构成
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主语从句的构成
主语从句由引导词、主语 和谓语构成。
引导词
通常使用what、who、 whose、which等词来引 导主语从句。
例子
句子“what he said is true”中，“what”是引 导词，“he said”是主语 ，“is true”是谓语。
主语从句的分类
过去时态
如果主句使用过去时态，主语从句 也使用过去时态。
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主语从句的特殊用法
先行词在从句中担任的成分
先行词在从句中担任主语
当先行词在从句中担任主语时，从句的结构通常为主语+谓语+其他成分。
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4. ____ is a fact that English is accepted as an international language. A. There B. This C. That D. It
Pick up one number and finish the task in it, then you can get some points.
定义
Her job is teaching. What she does is teaching.
在句中充当主语的从句 叫做主语从句。
连接词
that ①无实际意义 ②只起连接作用
1That he will come is certain. 是否 2Whether it will please them is not easy to say. 3What seems easy to some people seems difficult to others. 4Which side will win is not clear. 5Why he did it remains a mystery. 6When they will start is not known yet. 7How he became a great scientist is known to us all. 8Who will take part in the meeting has not been decided. 9Whoever breaks the law will be punished. 10Where she is from is unknown.
4) It + be +过去分词+从句
It is said that... It is known to all that... It is reported that...
It is reported that 据报道)20 people were *___________________( killed in the accident.
※
主语从句的虚拟语气
①表 “应该，惊讶、惋惜、遗憾”等意义 It is important /natural /necessary/strange that... 谓语形式为:(should) + V.原形 eg. 很奇怪，他竟没有来。 he should not come It is strange that___________________.
10
×
It is important that we should finish…..
Correct or not? *That she wants to know is when the party will be held .
What she wants to know is…….
10
×
Correct or not?
What
What the cat did made the baby cry.
用whether\if填空
10
Whether ________ we shall attend the meeting hasn't been decided yet.
Translate the sentence
20
That they need help *_______________________________( 他 们需要帮助)is quite clear.
1) It is + n. +从句 It is a pity(遗憾)/ a fact/a surprise that…
It is a pity that 很遗憾)we lose the match. *_______________(
It is a fact that 这是事实)he cheated in the *______________( exam.
decided yet.
10
×
Whether we will…………………………. decided yet.
Translate the sentence
20
how Mark Twain *It is known to us__________________ became a great writer 马克.吐温怎样成 _____________________( 为一位伟大的作家).
连接词如何选用？
连接词的选用 1.从句中什么成分都不缺，用 that 2.从句中需要表“是否”的词，用 whether 3.其他，缺什么补什么
如缺“哪一个”的意思， 用 which
主语从句的连接词： • 连接词 that , whether • 连接代词 who(ever), whom(ever), which(ever), what(ever)等 • 连接副词 where ,when ,why ,how
It happened that 刚好)I came into the office *________________( at that time.
*____________________( It occurred to me that 我突然想起)I forget to send the letter.
• ②表示“据建议、据要求、据命令”
• It+be+suggested/advised/ordered/requested/
commanded/ insisted/required that…
谓语形式为:(should) + V.原形 据命令，所有乘客必须接受搜查
பைடு நூலகம்
It was ordered that all the
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Correct or not?
10
*When the meeting will be held haven’t been known yet.
……………………………. be held hasn’t been known yet.
×
Make a sentence
30 the cat did made cry
Make a sentence
30
talk about
the use of cell phone
What they are talking about is the use of cell phone.
Correct or not? * If we will have a meeting hasn’t been
• what doesn’t kill you makes you stronger • 没能击垮你的让你愈加强 壮 • stand a little taller • 站得更高 • doesn’t mean i’m lonely when i’m alone • 孤身一人并不代表我孤单 寂寞 • what doesn’t kill you makes a fighter • 没能击垮你的造就一名勇 士 • put that thing on lighter • 步履轻盈 • doesn’t mean i’m over cause you’re gone • 你的离开并不意味我的结 束 • what doesn’t kill you makes you stronger, stronger • 没能击垮你的让你愈加强 壮，愈加强壮 • just me, myself and i • 我可以只靠自己，我，只 有我
it
That he will refuse this piece of advice is impossible. It is impossible that he will refuse this piece of advice.
It作形式主语
It作形式主语的四种常用句型
• • • • It +be+名词+that从句 It +be+形容词+that从句 It +不及物动词+that从句 It +be+动词的过去分词+that从句
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*He will give up his job surprises all of us.
That he will give up………
×
Translate the sentence
20
Whether she will attend the meeting *_______________________________ （她是否出席会议）is not certain.
2) It is + adj. +从句 It is possible that... It’s certain that…
It is possible that 很可能)she will come *_________________( back tomorrow.
3) It +不及物动词+从句 It happened that... 刚好…;碰巧… It occurred to me that… 我突然想起…
Conclusion:
×
引导主语从句在句首只能用whether,
有it作形式主语的whether/if都可以.
主语从句的其他规则
看句子正误，并总结规律
• When he will come are a puzzle(谜).
• When he will come is a puzzle.
×
Conclusion:
含主语从句的主句谓语动词多用
单数。
主语从句的其他规则