名詞性從句(注意篇)

1、注意篇注意篇名詞性從句的語序必須是名詞性從句的語序必須是陳述句語序陳述句語序,除非連接除非連接代詞在從句中作主語或主語的定語代詞在從句中作主語或主語的定語. 如如: I dont know which team will win the match. Whoever will go is not important. Thats why he did it. You have no idea how worried I was. (2) 主語從句、賓語從句如果主語從句、賓語從句如果太長太長，句子常顯得，句子常顯得很笨重，因此，可把它們移到句子的后面，前很笨重，因此，可把它們移到句子的后面，前面

2、面用用it 作形式主語或賓語作形式主語或賓語。如：。如： Its a pity that she has made such a mistake. It hasnt been decided when they will go there. I have made it clear that all of you should hand in your papers on May 1st.(3) What 在名詞性從句中有兩種意思在名詞性從句中有兩種意思:“什么什么” “所所的的”. 如如: I dont know what they are doing. What she said is t

3、rue.(4) The reason作主語作主語時時,其后的其后的表語從句由表語從句由that引引導(dǎo)導(dǎo),而不用而不用because引導(dǎo)引導(dǎo),但但主語主語如是如是it ( that, this)時時,其后的其后的表語從句可由表語從句可由because引導(dǎo)引導(dǎo).如如: The reason why he didnt come is that he was ill. -Why didnt he come? -It was because he was ill.(5) 動詞動詞wonder后可以接后可以接if或或 whether從句從句,也可以也可以接接that從句從句.動詞動詞doubt的的肯定句肯

4、定句接接if或或whether從從句句,但但否定句及疑問句否定句及疑問句中跟中跟that從句從句. 如如: I wonder whether he did it. 我想知道他是否做了那件事我想知道他是否做了那件事.(后可加后可加or not) I wonder that he did it. 他竟然做了那件事他竟然做了那件事,我感到很奇怪我感到很奇怪.(后不加后不加or not) I dont doubt that you are honest. Can you doubt that he will win? I dont whether its true. I doubt if that (

5、代詞代詞)was what he wanted.(6) whoever; whatever; whichever 無論無論; 任何任何 這些合成詞相當(dāng)于這些合成詞相當(dāng)于anyone who 或或anything that等等,它們所指的對象是不確定的它們所指的對象是不確定的,但有強(qiáng)調(diào)作用但有強(qiáng)調(diào)作用,在現(xiàn)在現(xiàn)代英語中廣泛使用代英語中廣泛使用. 如如: You can ask whoever is on duty there tonight. Give it to whoever(whomever) you see in the classroom. Whatever is to be done

6、 must be done well. All the books are here. You may borrow whichever you like. 這幾個詞除引導(dǎo)這幾個詞除引導(dǎo)名詞性從句名詞性從句外外,還可以引導(dǎo)還可以引導(dǎo)讓步讓步狀語從句狀語從句,而而no matter+疑問詞疑問詞一般只引導(dǎo)一般只引導(dǎo)讓步狀讓步狀語從句語從句. 如如: Whatever ( = No matter what ) happened, I must be calm and quiet. Whoever (= No matter who ) you are, you cant pass this way.

7、 Which ( = No matter which ) side wins, I shall be satisfied.連接詞只能用連接詞只能用whether不能用不能用if表示表示“是否是否”的情況如下的情況如下:在主語、表語、同位語從句中。在主語、表語、同位語從句中。 The question is whether the film is worth seeing. The news whether our team has won the match is unknown. Whether we shall attend the meeting hasnt been decided y

8、et.介詞后的賓語從句（介詞往往可以省略）介詞后的賓語從句（介詞往往可以省略） It all depends (on) whether they will support us.后面直接跟動詞不定式后面直接跟動詞不定式 He doesnt know whether to stay or not.后面緊接后面緊接or not 時時 We didnt know whether or not she was ready.連接詞連接詞if, whether 均可使用的情況如下：均可使用的情況如下： 引導(dǎo)賓語從句引導(dǎo)賓語從句 I wonder if ( whether ) the news is tru

9、e or not. 在在“ be + 形容詞形容詞”之后之后 He was not sure whether ( if ) it is right or wrong.連接詞連接詞that不可省略的情況如下：不可省略的情況如下：在主語、表語、同位語從句中。如：在主語、表語、同位語從句中。如： That he was chosen made us very happy. The truth is that he is the best in his class. We heard the news that our team had won.如果謂語動詞后帶有兩個或更多個以如果謂語動詞后帶有兩個或

10、更多個以that引導(dǎo)的賓語從引導(dǎo)的賓語從句，除第一個句，除第一個that外，其余均不可省略。如：外，其余均不可省略。如： I forgot ( that ) my research paper was due on Tuesday and that my teacher had said he would not accept late papers.如有形式賓語時，連接真正賓語的如有形式賓語時，連接真正賓語的that不能省略。如：不能省略。如： They made it a rule that they got up at six every day.(1) 表示表示建議、請求、命令、要求、

11、堅持建議、請求、命令、要求、堅持等及物動詞后等及物動詞后面的賓語從句中要用虛擬語氣面的賓語從句中要用虛擬語氣(should) +do,常用的這常用的這類動詞有類動詞有suggest, propose, insist, desire, demand, request, order, command等。如等。如: vI insist that she (should) do her work alone.(2) 主語是主語是demand, suggestion, proposal, request, decision等表示等表示建議、請求、要求、決定等建議、請求、要求、決定等意思的詞時意思的詞時,

12、表語從句中謂語動詞要用虛擬語氣表語從句中謂語動詞要用虛擬語氣(should) +do。如。如: vHis suggestion is that we (should) hold another meeting to discuss the question. (3) 表示表示建議、請求、命令、要求、決定等建議、請求、命令、要求、決定等意思的名詞意思的名詞后面的同位語從句中謂語動詞要用虛擬語氣后面的同位語從句中謂語動詞要用虛擬語氣(should)+do。如如: vThey received orders that the work(should)be done at once. (4) 在主語從

13、句中用來表示在主語從句中用來表示驚奇、不相信、惋惜、理應(yīng)驚奇、不相信、惋惜、理應(yīng)如此等如此等,謂語動詞用虛擬語氣謂語動詞用虛擬語氣“(should) +do”, 常用的句型有常用的句型有: It is necessary (important, natural, strange, etc.) that. It is a pity(a shame, no wonder, etc.) that. It is suggested (requested, proposed, desired, etc.) that. 如如: It is strange that she (should) think s

14、o.Where has he gone is to be found out. Where he has gone is to be found out. He succeeded in the competition made each of us happy. That he succeeded in the competition made each of us happy.The problem is more and more young people are getting into the habit of smoking. The problem is that more an

15、d more young people are getting into the habit of smoking.If he is an engineer is unknown. Whether he is an engineer is unknown.5. What she wants to know is if she should attend the conference. What she wants to know is whether she should attend the conference.6. At the meeting he raised a question

16、if the project would be cancelled. At the meeting he raised a question whether the project would be cancelled.7. It depends on if its going to rain. It depends on whether its going to rain.8. We expressed the hope which the Browns would come to China again. We expressed the hope that the Browns would come to China again.9. The reason why he failed the exam was because he was too careless. The reason why he failed the exam was tha