Unit 5 Working the Land - Discovering useful structure主语从句（21张PPT）
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| 名称 | Unit 5 Working the Land - Discovering useful structure主语从句（21张PPT） |  | |
| 格式 | zip | ||
| 文件大小 | 1003.7KB | ||
| 资源类型 | 试卷 | ||
| 版本资源 | 人教版（2019） | ||
| 科目 | 英语 | ||
| 更新时间 | 2021-11-22 08:30:08 | ||
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(共21张PPT)
名词性从句 noun clauses
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
Learning aims
01
02
掌握主语从句的相关知识点，学会选择合适的引导词
学会在语境中运用主语从句
01
主语从句基本概念
What she said is not yet known.
引导词
一个句子在 引导下，
在另一个句中充当______（相当于一个___词）的从句。
连接词/引导词
主语
名
主语从句
谓语
从句主语
从句谓语
从句宾语
找出课文中的主语从句。
1. However, what concerned him most was that farmers often had poor harvests and sometimes even had a serious shortage of food to eat.
2. How this could be done was a challenging question at the time.
3. However, whether it was possible to develop a hybrid of self-pollinating plants such as rice was a matter of great debate.
4.It is estimated that about 60 percent of domestic rice consumption in China is comprised of crops generated from Yuan's hybrid strains.
5. What impresses people most about Yuan Longping is his ongoing ability to fulfil his dreams.
找出下列主语从句以及其连接词
1. That he will come is certain.
2. It was never clear why the man hadn’t
reported the accident sooner.
3. Whether it will please them is not easy to
say.
4. What seems easy to some people seems
difficult to others.
5 Which side will win is not clear .
6. How he survived the accident remains a mystery.
7. When they will start is not known yet.
8. Who will take part in the meeting has not been decided.
9. Which team will win is not clear yet.
10. Whose picture will be chosen remains unclear.
02
主语从句连接词
will go makes no difference .
breaks the competition rule should be punished .
seems easy to some people seems difficult to others.
Who
Whoever
What
如果主语从句中缺主语,指人用______________
指物用____
who / whoever
what
I will travel with is unknown .
he needs is more exercise .
we can’t get seems better than what we have.
Who/Whom
如果主语从句中缺宾语,指人用___________
指物用____
who/whom
what
What
What
the sports meeting will be held hasn’t been decided .
he has gone is a mystery .
dinosaurs suddenly disappeared still remains a mystery.
Where/Why/When
When/Where
Why
如果主语从句是一个完整的基本句，但翻译后句子无意义，考虑用连接副词或which,whether表示______which表示______,根据句意需要选用。
team will win the match is still unknown . After all , it just lasts for fifteen minutes .
Which
哪一个
we will win the competition is uncertain .
Whether
是否
It remains to be seen whether/if genetically-modified food does us harm.
转基因食物对我们是否有害有待观察。
Whether genetically-modified food does us harm remains to be seen.
1.whether引导的主语从句，如果用了形式主语it，引导词whether可以换成if。
2.如果whether从句在句首或后面有or not时，不能用if替换。
1.It+be+名词词组+主语从句
It is a good thing that… ….是件好事
It is good news that… ….是好消息
It is a pity that... .......是件憾事
It is a shame that... ......真惭愧
It is an honor that.... ......真荣幸
It is no wonder that... ......不奇怪
2.It+be+形容词+主语从句
It is obvious that… …很明显
It is necessary that… 有必要…
It is important that… …重要的是
It is strange that… …奇怪的是
It is likely / possible that … 可能是…
It 作形式主语的句型
3.It+be+过去分词（被动）+主语从句
It is well-known that… 众所周知…
It is said that… 据说…
It is believed that.... 人们相信.....
It is reported that…据报道…
It is recorded that… 据记载…
It is suggested that… 有人建议…
It has been proved that…已被证明…
4.It+动词+主语从句
It seems/ appears that … 好像…
It happened that… 碰巧…
It turns out that… 结果是…
5.It+动词+宾语+主语从句
It surprised sb. that...... ....真让人惊讶
the earth is round is known to us all .
That
China is stronger and stronger is beyond doubt .
That
he passed the exam made him happy.
That
如果主语从句是一个完整的基本句，且翻译后句子有意义，用_____,that在句中无意义，不可省略。
that
03
时态、语序、主谓一致
几个注意问题：
3.从句的时态
从句作主语时，主句的谓语一般用单数形式
When we will have our sports meeting has not been decided.
1.从句的语序：在任何情况下，主语从句都用陈述语序。
When will we have our sports meeting has not been decided.
When we will have our sports meeting has not been decided.
2.从句的时态：不受主句时态限制
4.主谓一致:一个主语从句，当单数看
2.从句的语序：在任何情况下，主语从句都用陈述语序。
3.从句的时态：不受主句时态限制
1.从句的连接词：that不能省略，
句首表是否只用whether, if只存在于it当形式主语的句型中
课堂小结
翻译练习
1． (谁将去接他)_________________________________is not decided.
2． (哪个班极会赢得这场足球赛) ________________________________________ is not clear so far.
3． (他能否买到飞机票)
________________________________________doesn’t matter much.
4． (我们如何去那里)______________________is a question.
Who will go to pick him up
Which class will win the football match
Whether he can buy the fly ticket or not
How we get there
1. 谁将去音乐会还没决定。
2. 我们需要更多的是时间。
3. 他们将会去哪里还不知道。
4. 他们将要在哪里开会还不知道。
5. 为什么他上课迟到还不知道。
6. 他是否来看我不要紧。
1. Who will go to the concert is not known.
2. What we need is more time.
3. Where they will go is not known.
4. Where they will hold the meeting is not known.
5. Why he was late for class is not clear.
6. Whether he will come to see me doesn’t matter much.
名词性从句 noun clauses
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
Learning aims
01
02
掌握主语从句的相关知识点，学会选择合适的引导词
学会在语境中运用主语从句
01
主语从句基本概念
What she said is not yet known.
引导词
一个句子在 引导下，
在另一个句中充当______（相当于一个___词）的从句。
连接词/引导词
主语
名
主语从句
谓语
从句主语
从句谓语
从句宾语
找出课文中的主语从句。
1. However, what concerned him most was that farmers often had poor harvests and sometimes even had a serious shortage of food to eat.
2. How this could be done was a challenging question at the time.
3. However, whether it was possible to develop a hybrid of self-pollinating plants such as rice was a matter of great debate.
4.It is estimated that about 60 percent of domestic rice consumption in China is comprised of crops generated from Yuan's hybrid strains.
5. What impresses people most about Yuan Longping is his ongoing ability to fulfil his dreams.
找出下列主语从句以及其连接词
1. That he will come is certain.
2. It was never clear why the man hadn’t
reported the accident sooner.
3. Whether it will please them is not easy to
say.
4. What seems easy to some people seems
difficult to others.
5 Which side will win is not clear .
6. How he survived the accident remains a mystery.
7. When they will start is not known yet.
8. Who will take part in the meeting has not been decided.
9. Which team will win is not clear yet.
10. Whose picture will be chosen remains unclear.
02
主语从句连接词
will go makes no difference .
breaks the competition rule should be punished .
seems easy to some people seems difficult to others.
Who
Whoever
What
如果主语从句中缺主语,指人用______________
指物用____
who / whoever
what
I will travel with is unknown .
he needs is more exercise .
we can’t get seems better than what we have.
Who/Whom
如果主语从句中缺宾语,指人用___________
指物用____
who/whom
what
What
What
the sports meeting will be held hasn’t been decided .
he has gone is a mystery .
dinosaurs suddenly disappeared still remains a mystery.
Where/Why/When
When/Where
Why
如果主语从句是一个完整的基本句，但翻译后句子无意义，考虑用连接副词或which,whether表示______which表示______,根据句意需要选用。
team will win the match is still unknown . After all , it just lasts for fifteen minutes .
Which
哪一个
we will win the competition is uncertain .
Whether
是否
It remains to be seen whether/if genetically-modified food does us harm.
转基因食物对我们是否有害有待观察。
Whether genetically-modified food does us harm remains to be seen.
1.whether引导的主语从句，如果用了形式主语it，引导词whether可以换成if。
2.如果whether从句在句首或后面有or not时，不能用if替换。
1.It+be+名词词组+主语从句
It is a good thing that… ….是件好事
It is good news that… ….是好消息
It is a pity that... .......是件憾事
It is a shame that... ......真惭愧
It is an honor that.... ......真荣幸
It is no wonder that... ......不奇怪
2.It+be+形容词+主语从句
It is obvious that… …很明显
It is necessary that… 有必要…
It is important that… …重要的是
It is strange that… …奇怪的是
It is likely / possible that … 可能是…
It 作形式主语的句型
3.It+be+过去分词（被动）+主语从句
It is well-known that… 众所周知…
It is said that… 据说…
It is believed that.... 人们相信.....
It is reported that…据报道…
It is recorded that… 据记载…
It is suggested that… 有人建议…
It has been proved that…已被证明…
4.It+动词+主语从句
It seems/ appears that … 好像…
It happened that… 碰巧…
It turns out that… 结果是…
5.It+动词+宾语+主语从句
It surprised sb. that...... ....真让人惊讶
the earth is round is known to us all .
That
China is stronger and stronger is beyond doubt .
That
he passed the exam made him happy.
That
如果主语从句是一个完整的基本句，且翻译后句子有意义，用_____,that在句中无意义，不可省略。
that
03
时态、语序、主谓一致
几个注意问题：
3.从句的时态
从句作主语时，主句的谓语一般用单数形式
When we will have our sports meeting has not been decided.
1.从句的语序：在任何情况下，主语从句都用陈述语序。
When will we have our sports meeting has not been decided.
When we will have our sports meeting has not been decided.
2.从句的时态：不受主句时态限制
4.主谓一致:一个主语从句，当单数看
2.从句的语序：在任何情况下，主语从句都用陈述语序。
3.从句的时态：不受主句时态限制
1.从句的连接词：that不能省略，
句首表是否只用whether, if只存在于it当形式主语的句型中
课堂小结
翻译练习
1． (谁将去接他)_________________________________is not decided.
2． (哪个班极会赢得这场足球赛) ________________________________________ is not clear so far.
3． (他能否买到飞机票)
________________________________________doesn’t matter much.
4． (我们如何去那里)______________________is a question.
Who will go to pick him up
Which class will win the football match
Whether he can buy the fly ticket or not
How we get there
1. 谁将去音乐会还没决定。
2. 我们需要更多的是时间。
3. 他们将会去哪里还不知道。
4. 他们将要在哪里开会还不知道。
5. 为什么他上课迟到还不知道。
6. 他是否来看我不要紧。
1. Who will go to the concert is not known.
2. What we need is more time.
3. Where they will go is not known.
4. Where they will hold the meeting is not known.
5. Why he was late for class is not clear.
6. Whether he will come to see me doesn’t matter much.