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人教版 (新课标)必修3&4Unit 4 Astronomy: the science of the stars评课ppt课件
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这是一份人教版 (新课标)必修3&4Unit 4 Astronomy: the science of the stars评课ppt课件，共33页。PPT课件主要包含了subject，主语从句，主语从句的连接词，连接词，找出主语从句等内容，欢迎下载使用。
Learning bjectives
Knwledge bjective: T learn nun clause used as subject.Ability bjective: T discver and learn t use the useful structures— nun clauses as the subject .Emtin bjective: T build the cnfidence f learning English.
Listen t a sng, fill in the blanks and pick ut predicative clauses and bject clauses.
Step 1 revisin
Althugh lneliness has always been a friend f mine I'm leaving my life in yur hands Peple say ①I'm crazy and that I am blindRisking it all in a glance ②_____ yu gt me blind is still a mystery I can't get yu ut f my head Dn't care ③____ is written in yu histry As lng as yu're here with me
As lng as yu lve me
I dn't care ④____ yu are，_____ yu're frm，____ yu did As lng as yu lve me Wh yu are Where yu're frm Dn't care ⑤____ yu did As lng as yu lve meEvery little thing that yu have said and dne Feels like it‘s deep within me Desn’t really matter if yu‘re n the run It seems like（as if）⑥ we're meant t be
Hw yu gt me blind is still a mystery(谜)
The cause is still a mystery(谜)
Subject Clauses
3. T find yur way can be a prblem.
What part des the underlined part serve as in each sentence?
2. Smking is bad fr yu.
1. Yu are a student.
4. “Hw d yu d?” is a greeting.
5 .What she said is nt yet knwn.
6. That we shall be late is certain.
7. It is certain that we shall be late.
A sentence serving as subject is called Subject Clause.
充当主语的句子叫主语从句Hw the bk will sell depends n its authr. That he is the best student in the class is bvius.
What it was t becme was uncertain until between 4.5 and 3.8 billin years ag.
What it was t becme
What is even mre imprtant is that as the earth cled dwn, water began t appear n its surface.
What is even mre imprtant
What many scientists believe is that the cntinued presence f water allwed the earth t disslve harmful gases and acids int the ceans and seas. Why they suddenly disappeared still remains a mystery.
What many scientists believe
Why they suddenly disappeared
S whether life will cntinue n the earth fr millins f years t cme will depend n whether this prblem will be slved.
S whether life will cntinue n the earth fr millins f years t cme
Hw yu gt me blind is still a mystery. That she wn the game made her very happy. What he said is nt true. What they need is a dictinary.
结论 主语从句多位于_____________
Try t draw a cnclusin.
找出下面句子中的连词。Wh will g makes n difference.Which is the best is nt certain.Why dinsaurs died ut is unknwn.When and where we will get tgether has nt been decided.Hw she can keep healthy is a secret.Whether he will cme is nt imprtant.
what wh which when where hw whether that
1. that That the earth mves arund the sunis well knwn.
2. WhetherWhether he will cme r nt is ntknwn yet.
3. wh Wh will be sent there has nt beendecided.
4. WhatWhat yu need is mre practice.
5 Which Which ne is the best is nt clear.
6 When, whereWhen and where he was brn is a questin.
7 Why, hw Why there is gravity is hard t understand. Hw he can earn a living in Britain became a big prblem.
8.whever、whatever、whichever可引 导主语从句。 Whever cmes will be welcme. Whatever he did was right. Whichever f yu cmes in will receive a prize.
2.what 与that 在引导主语从句时的区别 what 在从句中充当句子成分，如主语、宾语、表语，而that 则不然。 1)_____ yu said yesterday is right. 2) ____ she is still alive is a cnslatin.
Wh will g makes n difference.Which is the best is nt certain.Why dinsaurs died ut is still unknwn.When we will get tgether has nt been decided.Hw she can keep healthy is a secret.Whether he will cme is nt very imprtant.
Which is the best
Why dinsaurs died ut
When we will get tgether
Hw she can keep healthy
Whether he will cme
翻译句子。Wh will g is imprtant fr me.Which is the best is nt clear.Why dinsaurs died ut is unknwn.Where we will get tgether has nt been decided.Hw she can keep healthy is a secret.Whether he will cme is nt very imprtant.
填空练习：1) _________ the meeting will be held next week hasn’t been decided yet.2) _________ the plan will be carried ut is still unknwn.3) _________ the building f the car factry will be started hasn’t been decided yet.4) _________ team will win the match is still unknwn.5) _________ we need is mre time.6) _________ we can arrive at the airprt befre 8 ’clck is still a questin.
Task 2 Lk fr grammar rules
1. Where will the meeting be held is nt decided. Where the meeting will be held is nt decided.2. When will the wrk be finished is unknwn. When the wrk will be finished is unknwn.3. What will he d after graduatin is a questin. What he will d after graduatin is a questin.
结论2：主语从句应使用陈述句语序
_____ d shpping depends n the weather. A. When will we B. When we will C. What will we D. What we will
Rewrite the sentences with subject clauses.
1. When will the scientist give a reprt? It is still a questin.When____________________________________________.
the scientist will give a reprt is still a questin.
2. Why is the earth becming warmer? It is an imprtant tpic t scientists.Why_________________________________________________________.
the earth is becming warmer is an imprtant tpic t scientists
Task 3 exercises
I. 完成句子练习：1.___________________(我们想知道的) is the time fr the (火车什么时间来) is nt knwn. 3.__________________(他们为什么来晚了) is clear.
What we want t knw
When the train will cme
Why they cme late
After schl when I gt hme, my mther saw that _______________ (我很开心). I kept singing. ___________ (我所做的) surprised my mther. She asked me what had happened. I tld her___________________ (我得到一个好消息 ). The gd news was _____________________________ (我月考取得好成绩获奖了)。What’s mre, the decisin had been annunced(宣布) by my teacher in my schl. ___________________ (老师所说的话) encuraged me. All my classmates cngratulated me n the gd news. I decided t wrk harder._____________________ (我在学校所学的) wuld be very useful. I think I will realize my dream. I am lking frward t the cllege entrance exam.
I was very happy
that I gt gd news
that I gt prize in the mnth exam
What my teacher said
What I learned at schl
他出生在何地还不知道。2. 谁会赢得比赛还不知道。3. 谁来都欢迎。4. 那个人为什么被谋杀尚不知道。
Where he was brn has nt been fund.
Why the persn was murdered is still unknwn.
Wh will win the match is still unknwn.
Whever cmes is welcme.
Learning bjectives
Knwledge bjective: T learn nun clause used as subject.Ability bjective: T discver and learn t use the useful structures— nun clauses as the subject .Emtin bjective: T build the cnfidence f learning English.
Listen t a sng, fill in the blanks and pick ut predicative clauses and bject clauses.
Step 1 revisin
Althugh lneliness has always been a friend f mine I'm leaving my life in yur hands Peple say ①I'm crazy and that I am blindRisking it all in a glance ②_____ yu gt me blind is still a mystery I can't get yu ut f my head Dn't care ③____ is written in yu histry As lng as yu're here with me
As lng as yu lve me
I dn't care ④____ yu are，_____ yu're frm，____ yu did As lng as yu lve me Wh yu are Where yu're frm Dn't care ⑤____ yu did As lng as yu lve meEvery little thing that yu have said and dne Feels like it‘s deep within me Desn’t really matter if yu‘re n the run It seems like（as if）⑥ we're meant t be
Hw yu gt me blind is still a mystery(谜)
The cause is still a mystery(谜)
Subject Clauses
3. T find yur way can be a prblem.
What part des the underlined part serve as in each sentence?
2. Smking is bad fr yu.
1. Yu are a student.
4. “Hw d yu d?” is a greeting.
5 .What she said is nt yet knwn.
6. That we shall be late is certain.
7. It is certain that we shall be late.
A sentence serving as subject is called Subject Clause.
充当主语的句子叫主语从句Hw the bk will sell depends n its authr. That he is the best student in the class is bvius.
What it was t becme was uncertain until between 4.5 and 3.8 billin years ag.
What it was t becme
What is even mre imprtant is that as the earth cled dwn, water began t appear n its surface.
What is even mre imprtant
What many scientists believe is that the cntinued presence f water allwed the earth t disslve harmful gases and acids int the ceans and seas. Why they suddenly disappeared still remains a mystery.
What many scientists believe
Why they suddenly disappeared
S whether life will cntinue n the earth fr millins f years t cme will depend n whether this prblem will be slved.
S whether life will cntinue n the earth fr millins f years t cme
Hw yu gt me blind is still a mystery. That she wn the game made her very happy. What he said is nt true. What they need is a dictinary.
结论 主语从句多位于_____________
Try t draw a cnclusin.
找出下面句子中的连词。Wh will g makes n difference.Which is the best is nt certain.Why dinsaurs died ut is unknwn.When and where we will get tgether has nt been decided.Hw she can keep healthy is a secret.Whether he will cme is nt imprtant.
what wh which when where hw whether that
1. that That the earth mves arund the sunis well knwn.
2. WhetherWhether he will cme r nt is ntknwn yet.
3. wh Wh will be sent there has nt beendecided.
4. WhatWhat yu need is mre practice.
5 Which Which ne is the best is nt clear.
6 When, whereWhen and where he was brn is a questin.
7 Why, hw Why there is gravity is hard t understand. Hw he can earn a living in Britain became a big prblem.
8.whever、whatever、whichever可引 导主语从句。 Whever cmes will be welcme. Whatever he did was right. Whichever f yu cmes in will receive a prize.
2.what 与that 在引导主语从句时的区别 what 在从句中充当句子成分，如主语、宾语、表语，而that 则不然。 1)_____ yu said yesterday is right. 2) ____ she is still alive is a cnslatin.
Wh will g makes n difference.Which is the best is nt certain.Why dinsaurs died ut is still unknwn.When we will get tgether has nt been decided.Hw she can keep healthy is a secret.Whether he will cme is nt very imprtant.
Which is the best
Why dinsaurs died ut
When we will get tgether
Hw she can keep healthy
Whether he will cme
翻译句子。Wh will g is imprtant fr me.Which is the best is nt clear.Why dinsaurs died ut is unknwn.Where we will get tgether has nt been decided.Hw she can keep healthy is a secret.Whether he will cme is nt very imprtant.
填空练习：1) _________ the meeting will be held next week hasn’t been decided yet.2) _________ the plan will be carried ut is still unknwn.3) _________ the building f the car factry will be started hasn’t been decided yet.4) _________ team will win the match is still unknwn.5) _________ we need is mre time.6) _________ we can arrive at the airprt befre 8 ’clck is still a questin.
Task 2 Lk fr grammar rules
1. Where will the meeting be held is nt decided. Where the meeting will be held is nt decided.2. When will the wrk be finished is unknwn. When the wrk will be finished is unknwn.3. What will he d after graduatin is a questin. What he will d after graduatin is a questin.
结论2：主语从句应使用陈述句语序
_____ d shpping depends n the weather. A. When will we B. When we will C. What will we D. What we will
Rewrite the sentences with subject clauses.
1. When will the scientist give a reprt? It is still a questin.When____________________________________________.
the scientist will give a reprt is still a questin.
2. Why is the earth becming warmer? It is an imprtant tpic t scientists.Why_________________________________________________________.
the earth is becming warmer is an imprtant tpic t scientists
Task 3 exercises
I. 完成句子练习：1.___________________(我们想知道的) is the time fr the (火车什么时间来) is nt knwn. 3.__________________(他们为什么来晚了) is clear.
What we want t knw
When the train will cme
Why they cme late
After schl when I gt hme, my mther saw that _______________ (我很开心). I kept singing. ___________ (我所做的) surprised my mther. She asked me what had happened. I tld her___________________ (我得到一个好消息 ). The gd news was _____________________________ (我月考取得好成绩获奖了)。What’s mre, the decisin had been annunced(宣布) by my teacher in my schl. ___________________ (老师所说的话) encuraged me. All my classmates cngratulated me n the gd news. I decided t wrk harder._____________________ (我在学校所学的) wuld be very useful. I think I will realize my dream. I am lking frward t the cllege entrance exam.
I was very happy
that I gt gd news
that I gt prize in the mnth exam
What my teacher said
What I learned at schl
他出生在何地还不知道。2. 谁会赢得比赛还不知道。3. 谁来都欢迎。4. 那个人为什么被谋杀尚不知道。
Where he was brn has nt been fund.
Why the persn was murdered is still unknwn.
Wh will win the match is still unknwn.
Whever cmes is welcme.
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