人教版(2019) 选择性必修第一册 Unit 5 Working the Land 主语从句课件-(21张ppt)

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名称 人教版(2019) 选择性必修第一册 Unit 5 Working the Land 主语从句课件-(21张ppt)
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资源类型 教案
版本资源 人教版(2019)
科目 英语
更新时间 2022-10-16 12:40:17

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(共21张PPT)
语法来啦
主语从句在整个语法体系中
处于什么位置?
他们要去和人打架
他们要去和人打架,但是我不知道为什么。
我想知道他们要去和谁打架
英语句子三大分类:
I wonder whom they are going to have a fight with.
They are going to have a fight with someone, but I don’t know why.
They are going to have a fight with someone.
英语句子三大分类:
1. 简单句 2. 并列句 3. 复合句
简单句: S V = 1
并列句:S V ≧ 2且由并列连词连接
复合句:S V ≧ 2且由从属连词连接
从属连词:
that, which, what, when, where, why, how, whether, if, because, since, although, whatever, however.
并列连词:并列连词主要是用来表示并列关系、转折关系、选择关系、因果推理关系等。
and , but, or, so , both... and, as well as, neither ... nor
判断从句类型
1. That he finished writing the composition in such a short time surprised us all.
2. The question is when he can arrive at the hotel.
3. He told that he would go to the college the next year.
4. The girls were surprised at the fact that ocean ships can sail up the Great Lakes.
1. the definition of subject clause(主语从句的定义)
2. the conjunctions (连词)
3. subject-predicate agreement(主谓一致)
4. the order of speech(语序)
5. form subject “it” and its sentence patterns(形式主语it和it的句型)
主语从句
What I can see is...
What can you see in the picture
What I can see is a face of an elderly woman.
What I can see is a sight of a beautiful girl’s back.
什么是主语从句
定义:主语从句就是在复合句中作主语的名词性从句,通常放在主句谓语动词之前或由形式主语it代替,而本身放在句子末尾。
That he will pass the exam is certain.
Whether he will pass the exam is uncertain.
Who will go makes no difference.
What we need is more time.
Which book I shall choose hasn’t been decided.
找出下列句子中的主语从句
思考:
主语从句的连接词有哪些?分别有什么功能?
“缺什么补什么”原则
缺主语,指人用____,指物用_____
缺宾语,指人用_______,指物用____
缺时间状语用______;
地点状语用______;
原因状语用_____;
方式状语用_____;
定语用_________;
什么都不缺用_______,缺“是否”_______
who
what
who/whom
what
when
where
why
how
which/whose
主语从句的连接词
that
whether
1.________ you can recover soon is the best news I've heard recently.2.________ the boy made so much progress in a short time surprised all of us.3.________ seems strange to us is________ she can sing so many English songs beautifully.
4.________ excited Jenny most was ________ she finally succeeded.
5. ______ made him satisfied was that his students were able to read, speak and write in English, and they became more confident in learning.
6.________their wedding ceremony will be held depends on the weather.
1. that 2. that 3. what,that 4. what, that 5. what 6. When/Where/Whether
practice
7. ________their wedding ceremony will be held in the open air tomorrow depends on the weather.
8. It is uncertain ______ I can have a chance to meet Jackson Yee.
9.________ breaks the law should be punished.
10.________ nation uses nuclear weapons will engage the whole world in war.
7. whether 8. whether 9. Whoever 10. whichever
practice
高考真题
1. 【2019·北京卷】What students do at college seems to matter much more than ______ they go.
2. (2020天津高考真题)The student completed this experiment to make come true __________ Professor Joseph had said.
3. (2020浙江高考真题)Over thousands of years,they began to depend less on __ could be hunted or gathered from the wild, and more on animals they had raised and crops they had sown.
4. Oliver says if you’re lucky enough to have someone close to you who enjoys cooking, ask them ________ you can join in when it’s possible.
5. 2018·北京 This is _________ my father has taught me—to always face difficulties and hope for the best.
1. where 2. what 3. what 4. whether/if 5. what
主语从句 主谓一致 问题
1. Whether the patient will be taken ______ unknown.
2. When and where the patient will be taken _____ unknown.
3. When the task can be finished and whether he can have a rest _____ unknown.
4. What he wants most ____ staying with his family.
What they need _______ masks(口罩).
单个从句做主语,大多数使用_______ (单数?复数?)
由两个连接词引导同一个主从,谓动使用____ (单数?复数?)
主语为and连接的两个主从时,谓动使用____ (单数?复数?)
what在主从中做宾语时,谓语的单复数取决它后面的表语。
单数
单数
复数
is
is
are
is
are
① When we will set off _____ (be) still under discussion.
② When and where the meeting will be held _______ (have) not been decided.
has
is
主语从句的语序
找出下列句子中的错误,并总结规律
★主语从句一律用__________,即主语在前,谓语在后。
正:When he will come is not known.
例1. When will he come is not known.
How we go for a picnic should be discussed.
How do we go for a picnic should be discussed.

×
陈述语序
it 做形式主语
That all countries work together is important.
用一个 It 来解决问题!
It is important that all countries work together.
★主语从句为了避免头重脚轻现象,用it做_______,而把从句放在后面充当_________。
真正的主语
形式主语
It + be + 名词 + that从句
It is a pity that… 很遗憾…
It is a fact that… 事实是…
It + be + 形容词 + that从句
It is obvious that…… 显然...
It is important that …. 重要的是…
It + be + 过去分词 + that从句
It is said that... 据说...
It is known that… 众所周知…
形式主语常用句型:
1. _______________(可能)she will come back tomorrow.
2. _______________(很明显)this measure is effective.
3. _______________(很遗憾) we lost the match.
4. ______________ (这是事实) he cheated in the exam.
5. _________________(据报道)20 people were killed in the accident.
6. _________________(建议)we should eat more vegetable and do more exercise.
7. ________________(碰巧) I came into the office at that time.
8. ____________________(我突然想起) I forget to
send the letter.
It is possible that
It is obvious that
It is a pity that
It is a fact that
It is reported that
It is suggested that
It happened that
It occurred to me that
(1)在 “It+be+过去分词+主语从句” 结构中,过去分词若为 suggested /ordered /required /advised 等,主语从句中的谓语用(should) do。
(2)在 “It+be+形容词+主语从句” 结构中,若形容词important/necessary/strange等,主语从句中的谓语用(should) do。
改错
It is important that he knew about this.
It is suggested that the meeting is put off.
knew---know
is---be
summary
1. the definition of subject clause(主语从句的定义)
2. the conjunctions (连词)
3. subject-predicate agreement(主谓一致)
4. the order of speech(语序)
5. form subject “it” and its sentence patterns(形式主语it和it的句型)