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(共28张PPT)
Discovering Useful Structures
Subject Clause 主语从句
UNIT 5　WORKING THE LAND
Lead-in
___________________ makes you stronger. Stand a little taller doesn’t mean I’m lonely when I’m lonely.
_____________________ makes a fire. Put that thing on lighter doesn’t mean I’m over cause you’re gone.
_____________________ makes you stronger stronger.
What doesn’t kill you
What doesn’t kill you
What doesn’t kill you
Listen to the music and fill in the blanks.
主
主
主
Now read the text and find similar complex sentences. Translate them.
Read the sentences you fill in and figure out the question. What are the components in the lyrics
Subjects！
Learning Objectives
At the end of the class, the students will be able to :
① know the definition of subject clause;
② use conjunctions(连接词) of subject clause properly according to the context;
③ be able to use the subject clause correctly in reading and writing
What’s the subject
什么是主语？
1. Yuan Longping is one of China’s most famous scientists.
2. He made large donations to support agricultural research.
3. To develop the first hybrid rice cost him a lot of time.
4. Keeping all the people away from hunger is his lifelong pursuit.
5. What he really care about was not money or celebrity.
结论：
主语是句子说明的人或事物，一般放在______。
一个句子来充当_______叫主语从句。
句首
主语
主语从句
一、定义及位置
1.What impressed people most about Yuan Longping was his ongoing ability to fulfill his dreams.
2. It is estimated that about 60 percent of domestic rice consumption in China is comprised of crops generated from Yuan’s hybrid strains.
在复合句中充当____________的从句叫做主语从句，属于名词性从句的一种。
通常放在主句谓语动词________或由形式主语______代替，而从句本身放在句子末尾。
之前
主语
it
二、连接词的选用
1.从属连词 that, whether/if
Conclusion:
that在句中______（ 充当/不充当）句子成分， ______（有/无）含义， ______(可/不可)省略.
whether _____（充当/不充当）充当句子成分； ______（有/无）含义，译为 “________”；当主语从句在句首时，whether一般________（能/不能）被if 替换。if 引导的主语从句只能置于_______，常用于口语中。
(1). That Yuan Longping had realized his dream of seawater rice surprised the whole world.
(2). Whether it was possible to develop a hybrid of self-pollinating(授粉) plants such as rice was a matter of great debate.
(3). It was doubtful whether/if Yuan Longping could develop the hybrid rice.
不充当
无
不可
不充当
有
是否
不能
句末
2.连接代词who,whom,whose,what,which,whoever,whatever,whichever
(1)Whose solution to boosting yields is effective is a matter of debate.
(2)What Yuan Longping really cared about was not money or celebrity.
(3) Whatever he did is for the benefit of the farmers.
(4)Which lifestyle Yuan Longping chose after retirement is different from the common choice.
(5)Who digest the crops with using chemicals for a long time may suffer from cancer.
(6)Whichever crops you plant should do no harm to people’s heath.
Conclusion:
引导主语从句的连接代词，在句中可充当______、_______、表语、_______等成分。主要包括： “谁” _______ 、“无论谁” _______ “什么” _______ 、“无论什么” _______ 、“谁的” _______ 、“哪一个” _______ 、“无论哪一个__________”。
主语
宾语
定语
who/whom
whoever
what
whatever
whose
which
whichever
连接代词 在从句中功能
what, who, whom, wh+ever 作主语、宾语、表语
Which（whichever），whose, 作定语
3.连接副词: how, when, why, where
(1)How the hybrid rice was developed was challenging at that time.
(2)When these wheat farmers will join this pilot experiment remains an unanswered question,
(3)Why organic farmers plant diverse crops is to keep the soil rich.
(4)Where Yuan Longping and his research team try “seawater rice” includes Qingdao and Ningxia.
Conclusion:
引导主语从句的连接副词，在句中做_______。主要包括：“怎么样” _______ ， “什么时侯” _______ “为什么” _______ ， “在/去什么地方” _______ ， 。
状语
how
why
where
when
Summary
类别 例词 成分
从属连词 that, whether/if 两者在从句中均不作成分，只起连接作用；that无实义，whether表示“是否”。
连接代词 who, whom, what, whoever, whatever, whichever which, whose 在从句中作主语、宾语、表语、定语等成分。
连接副词 when, where, how, why… 在从句中作时间、地点、方式、原因状语等成分。
Conjunctions of Subject Clause
主语从句的连接词
“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____
时间状语用______；
地点状语用______；
原因状语用_____；
方式状语用_____；
缺定语用_________；
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
所谓“缺什么补什么”是指从句与连词之间的关系。
学法指导
Practice
1.___________ it will rain or not has not been heard.
2. ______struck me most in the movie was the father’s
deep love for his son.
Whether
What
3. Every year, __________ makes the most beautiful
kite will win a prize in the Kite Festival.
when
4.______ we understand things has a lot to do with
what we feel.
5. Exactly______ the potato was introduced into
Europe is uncertain, but it was probably around 1565.
How
whoever
6._________the child formed the habit of playing computer games made his mother angry.
That
注意事项：
找出下列句子中的错误，并总结规律
（1）When will he come is not known.
1. 主语从句一律用陈述语序，即主语在前，谓语在后。
正：When he will come is not known.
（3）When he will come are a puzzle.
2 主语从句的主句谓语动词多用第三人称单数形式。
正：When he will come is a puzzle.
（4）What he needs is a book.
What he needs are some books.
3. what 用法特殊，根据表语决定主句动词的单复数形式。
随堂测试
1. Who left me these flowers are not clear to me.
2. Who’s ticket this is has not been confirmed.
3. When the test will be given have not been decided.
4. What have I forgotten is that I have a test today.
is
Whose
has
I have
（5）That we can't go to see the movie is a pity.
It is a pity that we can't go to see the movie.
形式主语
主语从句作真正的主语
4. it作形式主语。主语从句为了避免头重脚轻现象,用it做形式主语，而把从句放在后面充当真正的主语。
It is important that farmers develop an awareness of organic farming.
It surprised the whole world that Yuan Longping had realized his dream of developing seawater rice.
It is a good thing that Yuan and his team produced “seawater rice”.
It is estimated that about 60 percent of domestic rice consumption in China is comprised of crops generated from Yuan’s hybrid strains.
三、it作形式主语的主语从句
It作形式主语
It +be+形容词+that从句
It +动词+that从句
It +be+名词+that从句
It +be+过去分词+that从句
necessary, essential,clear,true,
strange, important, possible, likely
surprise, seem, happen, occur, matter
a pity, a good idea, a shame, no wonder
reported, well-known, believed,
suggested (从句谓语用should do)
Practice.
1.It is obvious to the students ______ they should get well prepared for their future.
A. as B. which C. whether D. that
2.____is reported that the wild plant contains rich vitamins.
3.____has been proved that it is not right to give a child whatever he wants.
It
It
Summary
主语从句
连接词的选用
定义
在复合句中充当____________的从句叫做主语从句，属于名词性从句的一种。
通常放在主句谓语动词________或由形式主语______代替，而从句本身放在句子末尾。
主语
之前
it
类别 例词 成分
从属连词 that, whether/if 两者在从句中均不作成分，只起连接作用；that无实义，whether表示“是否”。
连接代词 who, whom, what, whoever, whatever, whichever which, whose 在从句中作主语、宾语、表语、定语等成分。
连接副词 when, where, how, why… 在从句中作时间、地点、方式、原因状语等成分。
It作形式主语
It +be+形容词.+that+主语从句
It +动词+that+主语从句
It +名词+that+主语从句
It +be+过去分词+主语从句
找出主语从句
分析从句缺什么成分
How to choose the conjunctions of Subject Clause
单个从句做主语时，主句谓语用____________
两个/多个连接词引导一个主语从句，主句谓语用______
and连接两个/多个主语从句时，主句谓语用_________
what在主从中做宾语时，主句谓语的数由主句______决定单复数
从句做主语时，主句中谓语动词的数
单数
单数
复数
表语
语法
链接写作
（活动介绍）人们普遍认为这个活动是一个增强我们意志的机会。
It is widely acknowledged that the activity is an opportunity to strengthen our will.
2.她突然想起她把钥匙落在办公室里了。（strike）
It struck her that she had left her key in the office.
3.(演讲稿)非常荣幸在这里分享我种植蔬菜的经历。
It is my honor to be here to share my planting vegetables experience with you.
4.让我担忧的是，我被叫起来在同学面前读自己的文章。
What worried me was that I was called to read my article in front of the class.
5.我突然间意识到没有老师的鼓励和我的决心，我不可能克服我的害羞。
It dawned on me that(突然意识到) without my teacher’s encouragement and my determination, I couldn’t have overcome my shyness.
23
完成句子 1
（2021年天津卷）假设你是晨光中学的李津。我市为外国友人提供生活信息的某英文网站新增了 《最美中华》栏目，请你给该栏目投稿，介绍一个国内你喜欢或去过的地方。内容包括：
1.该地基本情况；2.该地特色；3.你对该地方的印象和感受。
翻译：最令人印象深刻的是它的许多多层次的瀑布和五颜六色的湖泊。
___________________________________ is its many multi-level waterfalls and colorful lakes.
What is the most impressive
24
完成句子 2
（2020全国Ⅱ卷）上周末，你和你的同学参加了一次采摘活动。请你为班级英语角写一篇短文，介绍这次活动，内容包括：
1.农场情况；2.采摘过程…
翻译：映入眼帘的是农场里各种各样的动物、绿色的蔬菜和果树.
_____________________________ were all kinds of animals, green vegetables and fruit trees on the farm.
What came into sight
25
完成句子 3
（2020浙江卷）假定你是李华，你校来自爱尔兰的外教Peter因病回国休假。请给他写一封电子子邮件…
翻译：你现在需要的是足够的休息和健康的饮食。
_______________________ are an enough rest and a healthy diet.
What you need now
26
完成句子 4
（2020河南高二期末卷) 你准备参加CCTV杯中学生英语演讲比赛。请你写一篇演讲稿，谈谈你学习英语的目的、学习经验或者教训以及继续学习外语的规划。
翻译：我能被邀请来做关于英语学习的演讲, 真的很荣幸。
It's an honor ___________________________ to give a speech on English study.
that I could be invited
27
完成句子 5
众所周知, 哈尔滨是一个冰雪名城。（地点介绍话题写作）
_______________________________________________ that Harbin is distinguished for the snow and ice culture
It is widely /generally acknowledged
It's known to all
= What we all know is
_____________________________ (使我印象最深刻的) is that Dr Yuan has succeeded in helping to feed so many people. ______________________________________________________ (重要的是他从不放弃), despite many difficulties. ________________________________________________ (他成功地实现了自己的梦想) is what makes him great.
Consolidation
What impresses me most
It is important that he never
gave up
That he succeeded in realizing his
dreams

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