【正文】 at從句（2）It + be + 形容詞 + that從句（3）It + be + 動詞的過去分詞 + that從句（4）It + 不及物動詞 + that 從句另注意在主語從句中用來表示驚奇、不相信、惋惜、理應如此等語氣時，謂語動詞要用虛擬語氣“(should)+do”，常用的句型有：It is necessary(important, natural, strange, etc.)that …It is suggested(requested, proposed, desired, etc.)that…嘉興英語教學網 收集整理 歡迎使用（5）What caused the accident remains unknown.（6）Whatever you did is right.（7）Who the watch belongs to was lost is unknown.（8）What we need is time.（9）What we need are good :（1)引導主語從句連詞有that,whether,who,what,whatever等（2)連詞位于句首不能省略（3)主語從句大多數情況下視為三單,但也有例外,如例9嘉興英語教學網 收集整理 歡迎使用(3)It happens…, It occurs… 結構中的主語從句不可提前。例如：It doesn’t matter whether he is wrong or not.(5)含主語從句的復合句是疑問句時，主語從句不可提前。例如： What you said yesterday is 、賓語從句名詞句用作賓語的從句叫賓語從句。由連接詞that引導賓語從句時，that在句中不擔任任何成分，在口語或非正式的文體中常被省去，但如從句是并列句時, 嘉興英語教學網 收集整理 歡迎使用現在時態(tài)。即將從句中的否定形式移到主句中。I don’t believe he will do 。從句用過去某個時態(tài)。從屬連詞：連接賓語從句的從屬連詞主要有that,if,而if和whether引導表示“是否” told me that he would go to the college the next don’t know if there will be a bus any knew whether he could pass the ：連接代詞主要有who, whom ,whose ,what ,whoever ,whomever ,whosever, whatever, ,但what, whatever除了指疑問外, you know who has won Red Alert game?你知道是誰贏得了紅色警報的游戲？The book will show you what the best CEOs should you determined whichever you should buy,a Motorola or Nokia cell phone? 你決定好是買諾基亞還是摩托羅拉的電話了嗎? 連接副詞：連接副詞主要有when,where,why,how,whenever,wherever, didn’t tell me when we should meet you please tell me how you use the new panel?你能告訴我怎么用這個新的操作盤嗎? None of us knows where these new parts can be 大多數動詞都可以帶賓語從句We all expect that they will win , for members of their team are , told us that they would help us though the whole ,“動詞+副詞”結構也可以帶賓語從句I have found out that all the tickets for the concert have been sold you work out how much we will spend during the trip? 你能計算出這次旅行我們將花費多少錢嗎? 動詞短語也可以帶賓語從句常見的這些詞有:make sure確保 make up one’s mind下決心 keep in mind牢記 Make sure that there are no mistakes in your papers before you turn them ①動詞find,feel,consider,make,believe等后面有賓語補足語的時候, think it necessary that we take plenty of hot water every 收集整理 歡迎使用I feel it a pity that I haven’t been to the , have made it a rule that I keep all find it important that we(should)make a quick decision about this .②有些動詞帶賓語從句時需要在賓語與從句前加it 這類動詞主要有:hate, take , owe, have, see hate it when they with their mouths full of will have it that our plan is really take it that you will agree with you start the engine, you must see to it that car is in , 一定要使汽車的離合器處于空擋位置.③若賓語從句是wh類,則不可用it代替We all consider what you said to be discovered what we had learned to be 用wh類的介詞賓語從句We are talking about whether we admit students into our new book is about how Shenzhou 6 manned spaceship was sent up into ,if引導的介詞賓語從句有時候except,but,besides三個介詞后可見到that引導的賓語從句I know nothing about my new neighbor except that he used to work with a ,常用來引導賓語從句的形容詞有: sure,certain,glad,please,happy,sorry,afraid,satisfied,surprised I am sure I will pass the am sorry that I have troubled you so is glad that Li Ming went to see him when he was ,whether在賓語從句中的區(qū)別① if和whether在作“是否”解時,引導賓語從句常放在動詞know,ask,care,wonder,find out等之后,介詞后一般不用if② 少數動詞,如:leave,put,discuss,doubt后的賓語從句常用whether.③ whether后可以加or not,但是if不可以.④ 在不定式前只能用whether.（如：I can’t decide whether to 。,賓語從句之前時。,此時 嘉興英語教學網 收集整理 歡迎使用主句的謂語動詞是think,believe,imagine,suppose,consider,espect,fancy,guess等,并且主句的主語是 嘉興英語教學網 收集整理 歡迎使用定義：A 表語從句就是用一個句子作為表語。The problem is 主語 連系動詞 形容詞作表語The problem is when we can get a pay 連系動詞 一個句子作表語表語從句B 連接表語從句的連接詞有：that, what, who, when, where, which, why, whether, has bee a 。She has remained there for an 。His suggestion is 。The question is question is when he can arrive at the ，他什么時候可以到達酒店。why he cried 。whether the enemy is marching towards ：A 表語從句一定要用陳述語序。引導賓語從句時可以互換if/whether 位于介詞后要用whether 位于句首時要用whether引導表語從句，主語從句，同位語從句時要用whether False: The question is if the enemy is marching towards : The question is whether the enemy is marching towards : It looked as if he had understood this 不像賓語從句，在有表語從句的復合句中，主句時態(tài)和從句時態(tài)可以不一致。基本用法表語從句只能置于主句之后，而主句的動詞只能是聯系動詞。(how 在表語從句中充當方式狀語)// The scissors are not what I 。(what在主語從句中作直接賓語，that作為表語從句的引導詞在該表語從句中不充當句子成分，不能省略)// That is what I want to tell 。(why 在表語從句中充當原因狀語)嘉興英語教學網 收集整理 歡迎使用注意： “That is why...”是常用句型，意為“這就是……的原因/因此……”，其中why引導的名詞性從句在句中作表語，該句型通常用于針對前面已經說明過的原因進行總結，又如： That is why you see this old woman before you know, ，這就是現在這個老太婆出現在你面前的原因。// That is why I 。(2)“That is because...”句型中從屬連詞because引導的名詞性從句在此作表語，這也是個常用句型，意為“這就是為什么……/因為……”。(嘉興英語教學網 收集整理 歡迎使用l have no idea when he will be back．我不知道他什么時候回來。四、有時同位語從句可以不緊跟在說明的名詞后面，而被別的詞隔開。The thought came to him that maybe the enemy had fled the city．他突然想起可能敵人已經逃出城了。That只起連接主句和從句的作用，在從句中不擔任任何成分，本身也沒有詞義。賓語：John said that he was leaving for London on 。同位語：The fact that he has not been seen recently disturbs everyone in his ，這一事實令辦公室所有的人不安。2）That從句作主語通常用it作先行詞，而將that從句置于句末，例如：It is quite clear that the whole project is doomed to ，整個計劃注定要失敗。s a pity that you should have to 。Wh詞包括who, whom,.whose, whoever, what, whatever, which, whichever等連接代詞和where, when, how, why等連接副詞。直接賓語：In one39。間接賓語：The club will give whoever wins a 。賓語補足語：She will name him whatever she wants 。形容詞賓語：I39。介詞賓語： That depends on where we shall 。It remains unknown when they are going to get 。賓語：Let us know whether / if you can finish the article before 。同位語：They are investigating the question whether the man is 。s doubtful whether we shall be able to 。2）選擇性疑問從句選擇性疑問從句由關聯詞if/whether…or或whether…or not構成，例如：Please tell me whether / if they are Swedish or 。t care whether you like the plan or 。如：例8 I can’t decide whether to 。如：例9 I want to know whether it’s good news or 。如：例10 His father is worried about whether he lose his 。如：Whether this is true or not, I really don’t ，我真的不知道。－－此例為主語從句，有誤，感謝指出）用if會引起歧義時，只用whether。、否定轉移1)將think, believe, suppose, expect, fancy, imagine等動詞后面賓語從句的否定詞轉移到主句中，即主句的謂語動詞用否定式，而從句的謂語動詞用肯定式。t think I know 。 t believe he w