高中英语主语从句PPT课件
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人教高中英语必修3Unit3主语从句(共29张PPT)
1.何时开会还没有决定。 When the meeting will begin _h_a_s__ (have) not been decided yet . 2.他们何时出发和他们去哪里还没有决定。
When they will start and where they will go_a_r_e__(be)still unknown.
作状语
地状：where （哪里） 原状：why（为什么）
方式状语：how（怎样）
Challenge other students by asking any questions you can’t understand.你可以向其他 组的同学提出任何关于主语从句的问题。有效 提问其所在的组加1分，答对问题者其所在的 组加1分,否则提问者所在的组可再加1分。
4. 主语从句作主语时，谓语动词一般用单 数形式。 5.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,而把从句放在面. 4种句型。
1.我的收获： 2.我的遗憾及补救措施：
Write a short passage about your life in ten years including family, work and spare time life, using at least five subject clauses.
4) It + be +过去分词+从句 It is said that... 据说…… It is known to all that... 众所周知…… It is reported that... 据报道…… It is believed that...据信……;人们相信……
__It_i_s__re__p_o_r_te__d_t_h_a_t__(据报道)20 people were killed in the accident.
When they will start and where they will go_a_r_e__(be)still unknown.
作状语
地状：where （哪里） 原状：why（为什么）
方式状语：how（怎样）
Challenge other students by asking any questions you can’t understand.你可以向其他 组的同学提出任何关于主语从句的问题。有效 提问其所在的组加1分，答对问题者其所在的 组加1分,否则提问者所在的组可再加1分。
4. 主语从句作主语时，谓语动词一般用单 数形式。 5.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,而把从句放在面. 4种句型。
1.我的收获： 2.我的遗憾及补救措施：
Write a short passage about your life in ten years including family, work and spare time life, using at least five subject clauses.
4) It + be +过去分词+从句 It is said that... 据说…… It is known to all that... 众所周知…… It is reported that... 据报道…… It is believed that...据信……;人们相信……
__It_i_s__re__p_o_r_te__d_t_h_a_t__(据报道)20 people were killed in the accident.
高中英语语法——主语从句课件(57张)
whatever=anything that whoever=anyone who
引导词
4) 连接副词when, where, how ,why • When we will leave hasn’t been decided. • How she keeps healthy is a secret.
Whether he will come makes no difference. What we need is more time.
引导词
1) 从属连词that和whether： • That he will come is certain. • Whether he will come is uncertain.
• What we need is more time.
• Which book I shall choose hasn’t been decided.
引导词
3)连接代词whoever, whatever, whichever • Whoever comes is welcome. • Whatever I have is yours. • Whichever you want is yours.
_____ that 只起引导作用，本身无意义，不充当 任何分，但不能省略。 whether 不做成分，表“_______ 是否 ”。 在主语从句中只能用 _________, ___ whether 不能用if
引导词
2) 连接代词who, what, which • Who will go makes no difference.
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.
引导词
4) 连接副词when, where, how ,why • When we will leave hasn’t been decided. • How she keeps healthy is a secret.
Whether he will come makes no difference. What we need is more time.
引导词
1) 从属连词that和whether： • That he will come is certain. • Whether he will come is uncertain.
• What we need is more time.
• Which book I shall choose hasn’t been decided.
引导词
3)连接代词whoever, whatever, whichever • Whoever comes is welcome. • Whatever I have is yours. • Whichever you want is yours.
_____ that 只起引导作用，本身无意义，不充当 任何分，但不能省略。 whether 不做成分，表“_______ 是否 ”。 在主语从句中只能用 _________, ___ whether 不能用if
引导词
2) 连接代词who, what, which • Who will go makes no difference.
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.
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
高中英语主语从句讲析课件可修改全文
2. It is true that the earth moves around the sun.
3. It is a pity that I missed the train.
4. It doesn’t matter whether he will come or not.
5. It seems that it is going to rain.
It’s likely/possible/important/necessary/clear that 很可能/重要的是…/必要的是…/很清楚… It+ be +名词+ that 从句 It’s no wonder that…并不奇怪/无疑
It’s a pity/a fact /a common knowledge (众所周知） / a common saying（俗话说）that It+ be + 不及物动词+ that从句 It seems/appears/happens that…显然、明显、碰巧
matter much.
if, whether都可表示“是否”, 但if不能引 导位于主句之前的主语从句，它可以引导 位于主句之后带有形式主语it的主语从句。
3. TWhhaatt the professor said is of great importance.
that引导主语从句时无词义。What the professor said表示“教授所说的”。
6. It happened that they didn’t know my address.
请你归纳 ？
T——h—a—t —a—s—t—o—r—m——is——c—o—m—i—n—g
is well reported
3. It is a pity that I missed the train.
4. It doesn’t matter whether he will come or not.
5. It seems that it is going to rain.
It’s likely/possible/important/necessary/clear that 很可能/重要的是…/必要的是…/很清楚… It+ be +名词+ that 从句 It’s no wonder that…并不奇怪/无疑
It’s a pity/a fact /a common knowledge (众所周知） / a common saying（俗话说）that It+ be + 不及物动词+ that从句 It seems/appears/happens that…显然、明显、碰巧
matter much.
if, whether都可表示“是否”, 但if不能引 导位于主句之前的主语从句，它可以引导 位于主句之后带有形式主语it的主语从句。
3. TWhhaatt the professor said is of great importance.
that引导主语从句时无词义。What the professor said表示“教授所说的”。
6. It happened that they didn’t know my address.
请你归纳 ？
T——h—a—t —a—s—t—o—r—m——is——c—o—m—i—n—g
is well reported
高中英语语法---主语从句课件(共29张)
6) Whatever you did is right.
7) Whose watch was lost is unknown. 8) What we need is time. 9) What we need are good doctors.
小结: 1) 引导主语从句连词有that, whether, who, what, whatever等.
小结:
1. 以that 引出的主语从句,常以形式主
语it引导. It is +形容词/名词/某些动词
ed + that 从句.
2. 在有些that从句中要用虚拟语
气 (should +do/ should +have done)
例句4, 9.
宾语从句
在句子中起宾语作用的从句叫做宾语
从句. 宾语从句分为三类: 动词的宾语
2) 连词位于句首不能省略.
3) 主语从句大多数情况下视为第三人
称单数,但在关系代词what引导的主语
从句后,谓语动词的数要根据句意而定,
如例8、例9.
为了防止句子头重脚轻，通常把形式主语 it 放在主语位置，真正主语搁置于句末. 1. It is certain that he will win the match. 2. It is true that he has made a very important discovery in chemistry. 3. It is very likely that they will hold a meeting.
用that, if引导的介词宾语从句 有时候except, but, besides三个介词后可见 到that引导的宾语从句 I know nothing about my new neighbor except that he used to work with a company. 对于我的新邻居我只知道他曾在一家公司 上班,其他一无所知.
7) Whose watch was lost is unknown. 8) What we need is time. 9) What we need are good doctors.
小结: 1) 引导主语从句连词有that, whether, who, what, whatever等.
小结:
1. 以that 引出的主语从句,常以形式主
语it引导. It is +形容词/名词/某些动词
ed + that 从句.
2. 在有些that从句中要用虚拟语
气 (should +do/ should +have done)
例句4, 9.
宾语从句
在句子中起宾语作用的从句叫做宾语
从句. 宾语从句分为三类: 动词的宾语
2) 连词位于句首不能省略.
3) 主语从句大多数情况下视为第三人
称单数,但在关系代词what引导的主语
从句后,谓语动词的数要根据句意而定,
如例8、例9.
为了防止句子头重脚轻，通常把形式主语 it 放在主语位置，真正主语搁置于句末. 1. It is certain that he will win the match. 2. It is true that he has made a very important discovery in chemistry. 3. It is very likely that they will hold a meeting.
用that, if引导的介词宾语从句 有时候except, but, besides三个介词后可见 到that引导的宾语从句 I know nothing about my new neighbor except that he used to work with a company. 对于我的新邻居我只知道他曾在一家公司 上班,其他一无所知.
高中英语课件-主语从句
Subject Clause主语从句
6. Whose watch was lost is unknown.
7. Why he did it
remains a mystery.
பைடு நூலகம்
8. When they will start is not known yet.
9. How he became a great scientist is known to
that we must form a good habit of learning
English. 7. 很显然她在说谎。 _I_t _is_o_b_v_i_o_u_s_t_h_a_t _s_h_e_is__te_l_li_n_g_li_e_s_. __ 8．熟能生巧是有道理的。
_T_h_a_t_p_r_a_c_ti_c_e_m__a_ke_s__p_e_rf_e_c_t_is__ri_g_h_t._________
Subject Clauses 主语从句
Subject
Task 1:找出下列句子的主语。
1. A tree has fallen across the road.
2. You are a student.
3. To find your way can be a problem.
4. Smoking
What he needs are some books. (be) 总结：
What 引导主语从句时，谓语动词be 与做表语的名词单复数一致。
what 与that 在引导主语从句时的区别
what 引导主语从句时在从句中充当句子成分 ，如主语．宾语．表语，而that 则不然。例 如：
What在此引导主语从句,又做said的宾语
高中英语课件-主语从句同位语从句
Lead-in
Mr. Liu, our maths teacher, is a charming gentleman.
同位语（appositive ）
The thought that they could cross the whole continent was exciting.
同位语从句 （appositive clause）
4. 主语从句需注意的问题
1.“if” 不能引导主语从句，应有“whether”引导。 但是如果用it做形式主语，而把主语从句放在句 末时，也可用if引导。 2.主语从句中用陈述语序
3.主语从句的 “that” 一般不能省。
1. ___ he made an important speech at the meeting was true.
连接词代词what/which/who 引导的同位语从句
在从句中充当成分 1.谁会出国这个问题还未决定. 2.我不知道该选哪个.
1.The question _w__h_o_ should go (主) abroad hasn’t been decided yet.
2. I have no idea w_h__i_c_h_ one I should choose. (定语)
4.连词 that/whether/who/ which
what/when/where/why/how
连接词that引导的同位语从句 that在从句中不充当成分,只起连接作用.
他告诉我一个消息,他马上要从国外回国. He told me the news that he would
come home from aboard soon.
to help the other groups was received
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It is necessary \important \natural\... that… +sb (should) +do…
*_I_t _is_p__o_ss_i_b_le__th__a_t (很可能)she will come back tomorrow.
*_I_t _is_o_b__v_io_u_s__th_a_t_(很明显) he is an English.
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1. 很可能他会申请这项工作的。 It is likely that he will apply for the job.
2. 的确我犯了个错误。 It is true that I made a mistake.
3. 有必要我们要学习英语。 It is necessary that we should learn English.
• Whatever I have is yours.
• Whichever you want is yours.
whatever=anything that whoever=anyone who
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引导词
4) 连接副词when, where, how ,why
• When we will leave hasn’t been decided. • How she keeps healthy is a secret. • Why he cries is not clear. • Where the meeting will be held is not
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3) It +不及物动词+that
It happened that...
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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 certain that he will win the match.
注解：一般来说主语从句都是放在 句首 , 但有时为了使句子 保持平衡 ,避免”头重脚轻”, 常用 it 作 形式主语 ，从而把主语从句放在 后面 ．
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这样就构成了下面一些常用句型:
1) It is + n. +that
名词
2. They didn’t know my address.
代词
3. Seeing is believing.
动名词
4. To do morning exercises this morning is
not good for your healthy.
动词不定式
5. That he will come here is of great help.
known.
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•主语从句的特点：
1.引导词： 从属连词 that, whether； 连接代词 who, what, which； whoever, whatever, whichever; 连接副词 when, where, how和why。
2. 语序：陈述句语序
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That he will win the match is certain.
It is a fact that the pollution around us is becoming more and more serious.
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2) It is + adj. +that It’s certain that… 肯定… It is possible/likely that... 很可能…… It is obvious/clear that… 很明显… It is true that…的确…
从句
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主语从句 (Subject Clause) 在句子中充当主语的从句就是主语从句。
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读下列谚语，找出主语从句
What is learned in the cradle is carried to the grave.
儿时所学，终生难忘。
What’s done cannot be undone.
生米煮成熟饭。
What’s lost is lost.
失者不可复得。
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引导词
1) 从属连词that和whether：
• That he will come is certain.
• Whether he will come is uncertain.
_t_h_a_t_不做成分，无意义，不能省略。 whether 不做成分，表“__是__否___”。
It is a pity/shame that... 可惜的是……
It is a surprise that… 令人吃惊的是…
It is a fact that…
事实是…
It is common knowledge that … …是常识
*__It__is_a__p_it_y__th_a_t__(很可惜)we lost the match. *__It__is_a__f_a_ct__th_a_t_(这是事实)he cheated in the exam.
Subject Clauselike English. The train left.
主语：句子说明的人或事物,一般 位于_句__首___ 。
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请找出下面句子的主语
1.The villagers didn't realize how serious the
pollution was until the fish in the river died.
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引导词
2) 连接代词who, what, which
• Who will go makes no difference. • What we need is more time. • Which book I shall choose hasn’t
been decided.
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引导词
3)连接代词whoever, whatever, whichever • Whoever comes is welcome.
*_I_t _is_p__o_ss_i_b_le__th__a_t (很可能)she will come back tomorrow.
*_I_t _is_o_b__v_io_u_s__th_a_t_(很明显) he is an English.
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1. 很可能他会申请这项工作的。 It is likely that he will apply for the job.
2. 的确我犯了个错误。 It is true that I made a mistake.
3. 有必要我们要学习英语。 It is necessary that we should learn English.
• Whatever I have is yours.
• Whichever you want is yours.
whatever=anything that whoever=anyone who
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引导词
4) 连接副词when, where, how ,why
• When we will leave hasn’t been decided. • How she keeps healthy is a secret. • Why he cries is not clear. • Where the meeting will be held is not
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3) It +不及物动词+that
It happened that...
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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 certain that he will win the match.
注解：一般来说主语从句都是放在 句首 , 但有时为了使句子 保持平衡 ,避免”头重脚轻”, 常用 it 作 形式主语 ，从而把主语从句放在 后面 ．
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这样就构成了下面一些常用句型:
1) It is + n. +that
名词
2. They didn’t know my address.
代词
3. Seeing is believing.
动名词
4. To do morning exercises this morning is
not good for your healthy.
动词不定式
5. That he will come here is of great help.
known.
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•主语从句的特点：
1.引导词： 从属连词 that, whether； 连接代词 who, what, which； whoever, whatever, whichever; 连接副词 when, where, how和why。
2. 语序：陈述句语序
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That he will win the match is certain.
It is a fact that the pollution around us is becoming more and more serious.
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2) It is + adj. +that It’s certain that… 肯定… It is possible/likely that... 很可能…… It is obvious/clear that… 很明显… It is true that…的确…
从句
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主语从句 (Subject Clause) 在句子中充当主语的从句就是主语从句。
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读下列谚语，找出主语从句
What is learned in the cradle is carried to the grave.
儿时所学，终生难忘。
What’s done cannot be undone.
生米煮成熟饭。
What’s lost is lost.
失者不可复得。
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引导词
1) 从属连词that和whether：
• That he will come is certain.
• Whether he will come is uncertain.
_t_h_a_t_不做成分，无意义，不能省略。 whether 不做成分，表“__是__否___”。
It is a pity/shame that... 可惜的是……
It is a surprise that… 令人吃惊的是…
It is a fact that…
事实是…
It is common knowledge that … …是常识
*__It__is_a__p_it_y__th_a_t__(很可惜)we lost the match. *__It__is_a__f_a_ct__th_a_t_(这是事实)he cheated in the exam.
Subject Clauselike English. The train left.
主语：句子说明的人或事物,一般 位于_句__首___ 。
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请找出下面句子的主语
1.The villagers didn't realize how serious the
pollution was until the fish in the river died.
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引导词
2) 连接代词who, what, which
• Who will go makes no difference. • What we need is more time. • Which book I shall choose hasn’t
been decided.
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引导词
3)连接代词whoever, whatever, whichever • Whoever comes is welcome.