1、主语从句主语从句Miss LinMiss Lin2022.11.222022.11.22链接教材概念、定义什么是主语从句主语从句引导词It 作形式主语 Leading-in 连词从句 What the dog did made the girl cry?这只狗做了什么使得这个女孩哭了这只狗做了什么使得这个女孩哭了the dog domadeWhatcry0101 Leading-in 连词从句 That you are coming to London is the best news I have heard this long time.你将要来伦敦是这么长时间以来我听到的你将要来伦敦是这
2、么长时间以来我听到的最好的消息。最好的消息。the best newsI have heardThat you are coming to Londonthis long time010101 What Yuan Longping really cared about was not money or celebrity.02That Yuan Longping had realised his dream of seawater rice surprised the whole world.教材教材P53 P53 观察下列句子找出其主语观察下列句子找出其主语010103It surprise
3、d the whole world that Yuan Longping had realised his dream of developing seawater rice.形式主语形式主语subjecsubject t如果一个从句在句子中担当主语从句在句子中担当主语，那么这个从句就是主语从句。主语从句通常放在主句的谓语动词之前，有时也由形式主语形式主语itit代替代替，而真正的主语放在句子末尾。连接教材连接教材02021.（教材P50）However，what concerned him most was that farmers often had poor harvests and s
4、ometimes even had a serious shortage of food to eat.2.（教材P50）How this could be done was a challenging question at the time.3.（教材P50）However，whether it was possible to develop a hybrid of self-pollinating plants such as rice was a matter of great debate.4.（教材P5051）Today，it is estimated that about 60
5、percent of domestic rice consumption in China is comprised of crops generated from Yuans hybrid strains.形式主语5.（教材P51）What impresses people most about Yuan Longping is his ongoing ability to fulfil his dreams.观察上面的句子并归纳其用法：1.以上绿体部分在句中作_。2.第1句和第5句中的what在从句中作_。3.第3句中的whether意为“_”。4.第4句中的it作_，真正的主语是后面的_
6、。5.第2句中的How在从句中作_。主语主语是否形式主语that引导的从句状语先找到谓语动词先找到谓语动词 再去判断主语再去判断主语主语从句的引导词主语从句的引导词0303类别例词说明从属连词That，whether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，what，which，whoever，whatever等在从句中作主语、宾语、表语等成分连接副词when where，how、why等在从句中作时间、地点、方式、原因状语等成分That he will pass the exam is certain.That the earth is
7、round is a fact.Whether he will pass the exam is uncertain.Whether she will win the prize is still unknown.uthat _成分，_意义，_省略。uwhether _成分，_意义，译为_。结论：结论：不做不做是否是否无无不能不能不做不做有有 从属连词从属连词What makes me angry is her attitude.What we need is more time.Which book I shall choose hasnt been decided.Whoever brea
8、ks the law will be punished.It was unclear what they would do.连接代词连接代词连接词连接词在从句中功能在从句中功能what,who,whom,wh+ever作主语、宾语等作主语、宾语等which,whose,作定语作定语1、_we need is more water.我们需要的是更多的水。2、_ we can arrive there on time depends on the traffic.我们是否能按时到达那里由交通情况而定。填入引导词填入引导词Exercise Exercise 0303What What Whether
9、 Whether 填入引导词填入引导词Exercise Exercise 0303When When Whom Whom 3、_ the delayed flight will take off depends much on the weather.延迟的航班什么时候起飞主要取决于天气状况。4、_ the letter was from is still unknown.这封信是谁寄的尚不清楚。When we will leave hasnt been decided.Where the meeting will be held is not known.Why he cries is no
10、t clear.How she keeps healthy is a secret.uwhen在主语从句中充当 _,译为 _。uwhere在主语从句中充当 _,译为 _。uwhy在主语从句中充当 _,译为 _。uhow在主语从句中充当 _,译为 _。状语状语何时何时状语状语何地何地状语状语为什么为什么状语状语怎样怎样结论：结论：That he will pass the exam is certain.Which book I shall choose hasnt been decided.How she keeps healthy is a secret.当一个句子的主语是从句时，该句子的谓
11、语用当一个句子的主语是从句时，该句子的谓语用 _。单数单数It It 作形式主语作形式主语0404That we cant go to see the movie is a pity.It is a pity that we cant go to see the movie.形式主语形式主语主语从句作真正的主语主语从句作真正的主语it作形式主语当句子主语过长时，为保持句子平衡，避免头重脚轻，常把主语从句后置，而用句型说明It+系动词+形容词+主语从句常用于此句型的形容词有important，（un）likely，possible，necessary，natural，wrong等It+系动词+名
12、词短语+主语从句常用于此句型的名词短语有a fact，an idea，an honour，a wonder，no wonder，a pity等It+系动词+过去分词+主语从句常用于此句型的过去分词有known，proved，said，decided，suggested，thought等It+特殊动词+主语从句 常用于此句型的特殊动词有happen，occur，matter等形式主语it代替。it作形式主语时常用于以下句型：填词填词e x e r c i s ee x e r c i s e04041、It is very important _ a student（should）learn E
13、nglish well.学生学好英语很重要。2、_ is suggested that the meeting（should）be put off.有人建议会议延期。thatthatIt It 填词填词e x e r c i s ee x e r c i s e0404For example，it can be proved _ China has more people than any other country in the world.举例来说，中国人口比世界上其他任何国家的人口都多，这是可以得到证实的。thatthatPractice Practice 教材教材53.253.2040
14、4Match the sentence parts,and then translate the Match the sentence parts,and then translate the completed sentences into Chinese.Pay attention to completed sentences into Chinese.Pay attention to how the subjects are introduced differently.how the subjects are introduced differently.A.What worries
15、many peopleB.That the lifestyle is slower and healthierC.How we can find a suitable solution to produce sufficient food D.When these wheat farmers will join this pilot experiment E.It amazed all of us that1.remains an unanswered question.2.is an important topic for us to research.3.is that these che
16、micals may even cause cancer.4.these vegetables can even be planted without any soil through this new technology.5.is the reason why some people prefer to live in the country rather than in the city.A.What worries many peopleB.That the lifestyle is slower and healthierC.How we can find a suitable so
17、lution to produce sufficient food D.When these wheat farmers will join this pilot experiment E.It amazed all of us thatDCAEB1.1.这些小麦农户什么时候会加入预试验这些小麦农户什么时候会加入预试验仍然不得而知。2.2.如何能够找到一个合适的解决办法，在保证环境安全的同如何能够找到一个合适的解决办法，在保证环境安全的同时，生产足够的粮食时，生产足够的粮食，是一个需要我们研究的重要课题。3.令很多人担心的是，这些化学制品甚至可能导致癌症这些化学制品甚至可能导致癌症。4.令我们
18、所有人惊讶的是，通过这种新技术，可以无土栽培通过这种新技术，可以无土栽培这些蔬菜。这些蔬菜。5.有些人更喜欢住在乡下而非城市的原因是前者生活节奏更前者生活节奏更慢、生活方式更健康。慢、生活方式更健康。译文译文单句语法填空单句语法填空实战演练实战演练04041.That the lifestyle is slower and healthier _ the reason why some people prefer to live in the country rather than in the city.is2._ people cut down too many trees destroy
19、ed the balance of nature.It3._ we can live a healthy life is the first thing we are considering.Whether4._ we can find a suitable solution to producing sufficient food while keeping the environment safe is an important topic for us to research.How 5._ worries most of us is that the chemicals may eve
20、n cause cancer.What用适当的连接词完成下面短文 It is true 1._ experiences are acquired through our journey of life.2._ we believe and 3._ we look at things and people around us are based on all our experiences in life.Despite the fact that things and life are the way they are，we all have different opinions and be
21、liefs in everything and everybody.Other people have opinions about us as well.But 4._ really matters is the opinion we have about ourselves.You choose to accept and follow what other people believe，but 5._ you want to become yourself and live according to the reality of life is for you to decide.thatWhathowwhatwhetherThe endThe end
