名詞性從句-主語從句

1、請君思考,從句的特點? 名詞性從句的類別？ 名詞性從句的連詞有哪幾大類？其特點？ 能否舉幾個接形式賓語it的賓語從句？ 那些動詞的賓語從句需要虛擬？ 表語從句的特殊關(guān)聯(lián)詞有哪些？ Whether和If的用法有哪些區(qū)別？ 從句的解題步驟是什么,Warming-up Read and find out the sentences with a subject clause in the reading passage,1) What it was to become was uncertain until between 4.5 and 3.8 billion years ago when the

2、 dust settled into a solid globe,2) . The earth became so violent that it was not clear whether the shape would last or not,4) . What scientists think is that the earth was different because of,6). Whether life will continue on the earth for millions of years to come will depend on,3) What is even m

3、ore important is that as the earth cooled down, water began to appear on its surface,5) Why they suddenly disappeared still remains a mystery,共同特點：1）都有一個引導(dǎo)詞 2） 引導(dǎo)詞做句子成分？ 3） 引導(dǎo)詞有其漢語意思,名詞性從句的類別？ 關(guān)聯(lián)詞有那幾大類？ 能否舉幾個接形式賓語it的賓語從句？ 那些動詞的賓語從句需要虛擬？ 表語從句的特殊關(guān)聯(lián)詞有哪些,一、名詞性從句 Noun Clause,賓語從句 表語從句 主語從句 同位語從句,作用相當(dāng)于名詞,

4、三）、主語從句 Subject Clause,做主語用的名詞性從句，因其在復(fù)合句中做主語，又稱主語從句,1. 從屬連詞that 1) That her hair was turning gray worried her a bit. = It worried her a bit that her hair was turning gray. 2) That computers have changed our life is known to everyone. = Its known to everyone that computers have changed our life,結(jié)論：th

5、at 無含義, 不做成分,但不能省,2. 從屬連詞whether Whether the headmaster will support us is a problem,結(jié)論：whether 表“是否”，不可換成if,3. 連接代詞what 1) What I cant understand is why he is often absent from school. 2) What parents say and do has a life-long effect on their children. (07 陜西 ) 3) What matters most in learning Eng

6、lish is enough practice. (07 全國） 結(jié)論：what “所的”，在從句中做主、賓、表語成分,4. 連接代詞whatever 1) Whatever was said here must be kept a secret. 2) Whatever David says sounds right to Helen. 3) Whatever I may do is supported by my parents,結(jié)論： whatever在從句中充主、賓語， 表“無論什么” = anything that,5. 連接代詞who,1) Who will be the next

7、 mayor is not our concern. 2) Who will attend the meeting has no been decided. 3) Who is to blame remains a question,結(jié)論：who在從句中充當(dāng)主語，帶有疑問含義,6. 連接代詞whoever,1) Whoever works hard is respected by others. 2) Whoever breaks school rules will be punished. 3) Whoever does so will regret later,結(jié)論： whoever 表示

8、“無論誰.” = anyone who,7. 連接代詞which Which class will be number one remains to be seen,結(jié)論： which表“哪一個,1) When the wedding will be held is clear to everyone now. 2) Where you were born is not important. 3) How you dress reflects your personality. 4) Why she dresses so beautifully is an open secret,結(jié)論：引導(dǎo)詞

9、分別充當(dāng)從句中的時間狀、地點狀、方式狀、原因狀,8. 連接副詞,9. 主語從句過長，常用it 做形式主語,而把主語從句放在句末，常用句型有,1）It + be +n.+主語從句 It is a fact ( an honor, a pity, no wonder, no surprise etc.) + that從句 2) It be +adj.+主語從句 It is obvious ( true/certain/strange/surprising/ possible/likely etc.) + that從句,3) It be + v.ed +從句 It is said( reported

10、/ thought/ known/ expected etc.) + that 從句 4）It + vi.+ 從句 It seems( looks/ happened/ appears etc.) + that 從句,Read and translate: It is a pity that we cant go. It is no wonder that our team have won the game. It is an honor that I was invited to attend the meeting. It is certain that she will do well

11、 in her exam. It is reported that China has sent another manmade satellite into orbit,It happens that they were absent,It doesnt matter whether she will come or not. It makes no difference where we shall have the meeting,主語從句六注意： 關(guān)聯(lián)詞不能??； 從句做主語，謂語動詞用單數(shù)； 從句用陳述語序； it做形式主語； 主語從句用whether不用if; 對比： what be

12、cause B. What ; that C. That ; what D. That ; because,4. _ we will go camping tomorrow depends on the weather. A. If B. Whether C. That D. Where 5. _ that they can pass the written exam this time. A. That is hoped B. It is hoped C. It hopes D. That hopes,6. It was doubtful _ Mary really heard him. A

13、. that B. if C. whether D. what,Reading comprehension,Put the following sentences into Chinese: What it was to become was a mystery until the dust began to slowly combine into a ball moving around the sun. 隨后它會變成什么曾經(jīng)是一個謎，直到最后這團塵埃開始慢慢地合成一個環(huán)繞太陽運轉(zhuǎn)的球狀物。 2. The problem was that the earth became violent because it was not clear whether the solid shape was to last or not. 問題是地球（開始）變得激烈動蕩，不知道這個固體形狀是否會繼續(xù)存在下去,3. It allowed the earth to dissolve harmful gases, which had become part of the earths atmosphere, into the oceans and seas,它使得地球得以把曾經(jīng)存在于大氣層中的有害氣體，溶解在海洋