人教高中英語必修3Unit4Subject clauses共24張

1、Subject clauses,in Unit 4 in Book3,leading_in,Underline the subjects in the following sentences,1). He is a student,2)The tree in the yard has died,3).To say is easy ,but to do is difficult,4).Smoking is harmful to you,5).What she said was right,6).That we shall be late is certain,7).Its certain tha

2、t we shall be late,思考：什么能作主語,Reflections,思考,Please think about,what,can be,used as subjects,The key is,Pronoun,代詞,noun,名詞,infinitive,不定式,gerund,動名詞,clauses,從句,What are the subject clauses ,when a clause is used as a subject , the,clause is called the subject clause,主語從句,一個從句,在主句結(jié)構(gòu)子擔任,主語成分,for exampl

3、e,1,That,he is honest,is,clear,2,Who she is,is,unknown,3,What,he will do,is,uncertain,4,why,she was late,is,still a question,Read and underline the subject clauses,主語從句,in following,sentences and then translate them,1,That,he will come here,is,certain,2,who,she is,seems,a mystery,3,What,she said,was

4、,difficult to understand,4,Which,side will succeed,is,not clear,5,Why,he was late,remains,a mystery,6,When,they are leaving,is,uncertain,7,How,he succeeded,is,known to us,8,who,Whom,she is willing to help,is,uncertain,思考：主語從句有哪些特征,features,Conclusion,1. When a clause is used as a,subject .the predic

5、ate of the main,sentence must be followed singular form,主語從句作主語時,主句的謂語動詞一,般用,單數(shù),形式,2,The subject clauses must be,declarative form,主語從句必須用,陳述,語序,learn to use the conjunctions,of the subject clauses,1,連詞,that, whether,1,Whether,we will go by train or by boat,makes no difference,2,Whether,hell come her

6、e isnt clear,3,That,price will go up is certain,2,連接代詞,Who ,whom ,whose, what, which ,whoever,whatever ,whichever . e.g,1,What,he will do is still a question,2,Who,planted this young tree is,uncertain,3,Whatever,you do is right,3,連接副詞,when, where, why, how,For example,1,How,the little boy came here

7、is not clear,to anyone,2,When,he will be back depends on the,weather,3,Where,he is going is still a mystery,4,Why,the teacher was late for class is,unknown,How can we use the conjunctions,怎樣使用連接詞,答,依據(jù),缺什么補什么,原則,缺主語，指人用,who,指物用,what,缺賓語，指人用,who,或,whom,指物用,what,缺時間狀語用,when,缺地點狀語用,where,缺原因狀語用,why,缺方式狀

8、語用,how,缺定語用,which,哪一個,什么都不缺用,that,或,whether,是否），等等,For example,1. Who,can help us is still a question,2.What,he said yesterday is right,3.Where,he will go is unknown,4.Whether,he is coming here doesnt matter much,主語從句后置,為了避免句子頭重腳輕，經(jīng)常用,it,作形式主語,主語從句放在句子后面作真正的主語,例如,That we shall be late is certain,It,

9、s certain,that we shall be late,That the earth is round is known to us,It,s known to us,that the earth is round,That you missed the chance is a pity,It,s a pity,that you missed the chance,A.It is/was + past participle,過去分詞,Its said,reported/ believed,hoped /announced/ thought,that,for example,1,It,s

10、 said,that,he is very rich now,2,It,s reported,that,it is going to,rain this evening,B,it is/ was + adjective,形容詞,Its obvious,clear/natural /strange,possible / probable / likely / certain,wonderful / surprising / important,necessary,that,for example,1,It,s obvious,that,he is an honest boy,2,It,is im

11、portant,that,we should learn,English well,3,It,s likely,that,he is willing to study,hard,C. It is /was,名詞詞組,It is a pity,a shame / a great,honor/ no wonder /no surprise/,that,e.g,1,It,s a pity,that,we will miss this,good chance,2,It,s a shame,that,he often steals,money from his father,使用主語從句需要注意的問題,

12、1,If,不能引導主語從句，表示“是否,的意思時，要用,whether,引導主語從句,2,主語從句應該用,陳述語序,3,主語從句中的,that,無實際意思,但,不能省略,omit,4,what,引導主語從句時，其后面的主,句謂語的單復數(shù),取決于其后面名詞的單復數(shù),What,I need,is,enough time,What,I need,are,sweet apples,Consolidation,鞏固,1.Fill the blanks,according to the meaning of,each sentence,1)._ he made an important speech at

13、 the,meeting was true,2). _ we will go camping tomorrow,depends on the weather,3)._ is known that China is a developing,country,4). _ he told me is important,5)._he lives is a puzzle for me,6)._ the young man died is a mystery,7)._we will visit the museum has not,been decided yet , maybe tomorrow or

14、 the,day after tomorrow,8)._ he succeeded is a secret,9). _ will help us is uncertain,10)_ leaves late should turn off the,lights in the classroom,2.Correct the mistakes,in the following sentences,1).Where shall we spend the holidays has not,been decided,2).You made such a foolish mistake was unusua

15、l,3).This is certain that he is very honest to,everyone,4).Which I believe is that he has never lied to,others,5.)What you help others will bring you much,pleasure,6).If the teacher will come here in time is,uncertain,3,Joint the two sentences together,with noun,clauses as the subjects,The beginning

16、 has been,given to you,1).Do the other astronomers accept his idea,It remains a question,Whether _,2). Why is the earth becoming warmer,I t is an important topic for research,Why _,3). Pluto is no longer considered a planet in solar,system . What a surprise,It is a surprise that _,4,Fill in the blan

17、ks in,conjunction,It is well-known _English is an international,language in the world. This is _ most people,are trying to learn English now. if you want to,master English, It is advised _ you should,spend much time practicing the language in,daily life. In addition, _ you should believe,is that it is impossible for a willing heart,Summary about this class,1.We have learned the definition of the