【正文】 這句話的意思是“醫(yī)生真的懷。這是一個表語從句。賓語從句相當(dāng)于特殊疑問句，句子語序要用陳述語序。從句子結(jié)構(gòu)可知，句子的空白處應(yīng)該填引導(dǎo)賓語從句的連詞，做主句謂語動詞do的賓語，同時該連接詞還是從句中的do的賓語，因此，此處的連接詞應(yīng)該用what。此時it只起先行引導(dǎo)作用，本身無實義。十、高考熱點透視 is a fact that English is being accepted as an international language.(NMET 1995) 答案D。She had not been married many weeks when that man39。The ant is not gathering this for itself alone.(否定狀語)螞蟻不只是為自己采食。(anyone 作主語，從句中的謂語動詞不能用否定形式。(not否定動名詞短語 having…)It39。I don39。ll have a sunny day 。It doesn39。It doesn39。t 。注意：若謂語動詞為hope,賓語從句中的否定詞不能轉(zhuǎn)移。I don39。I don39。如：例12 Could you tell me if you know the answer ?這句話有兩種意思：“你能告訴我是否知道答案嗎？”或“如果你知道答案，請告訴我，好嗎？”。（例11 Whether they can finish the work on time is still a 。賓語從句放在句首表示強調(diào)時，只能用whether。、在介詞后，只能用whether。在whether …… or not 的固定搭配中。if和whether的區(qū)別：在動詞不定式之前只能用whether。I don39。介詞賓語： I worry about whether he can pass through the crisis of his 。形容詞賓語： She39。表語：The point is whether we should lend him the 。八、if, whether引導(dǎo)的名詞從句 1）yesno型疑問從句從屬連詞if, whether引導(dǎo)的名詞從句是由一般疑問句或選擇疑問轉(zhuǎn)化而來的，因此也分別被稱為yesno型疑問句從句和選擇型疑問從句，其功能和wh從句的功能相同，例如： 主語：Whether the plan is feasible remains to be 。2）Wh從句作主語也常用先行詞it做形式主語，而將wh從句置于句末，例如： It is not yet decided who will do that 。m not sure why she refused their 。同位語： I have no idea when he will 。表語： My question is who will take over president of the 。s own home one can do what one 。Wh從句的語法功能除了和that從句一樣外，還可充當(dāng)介詞賓語、賓語補語和間接賓語等，例如： 主語： How the book will sell depends on its 。用it作形式主語的that從句有以下四種不同的搭配關(guān)系： + be +形容詞+ that從句It is necessary that… 有必要……It is important that… 重要的是…… It is obvious that… 很明顯…… + be +ed 分詞+ that從句It is believed that… 人們相信……It is known to all that… 眾所周知…… It has been decided that… 已決定…… + be +名詞+ that從句It is mon knowledge that… ……是常識It is a surprise that… 令人驚奇的是…… It is a fact that… 事實是…… +不及物動詞+ that從句It appears that… 似乎……It happens that… 碰巧…… It occurred to me that… 我突然想起……七、名詞性wh從句1）由wh詞引導(dǎo)的名詞從句叫做名詞性wh從句。It39。形容詞賓語：I am glad that you are satisfied with your 。表語：The fact is that he has not been seen 。名詞性that從句在句中能充當(dāng)主 語、賓語、表語、同位語和形容詞賓語，例如：主語：That she is still alive is her 。六、名詞性that從句1）由從屬連詞that引導(dǎo)的從句叫做名詞性that從句。如：Several years later，word came that Napoleon himself was ing to inspect them．幾年以后，有消息傳來說拿破侖要親自視 察他們。He must answer the question whether he agrees to it or 。（注：if,which 不能引導(dǎo)同位語從句。如：I’ve e from Mr wang with a message that he won’t be able to see you this afternoon． 我從王先生那里來，他讓我告訴你他今天下午不能來看你了。I had no idea that you were here．我不知道你在這里。它一般跟在某些名詞后面，用以說明該名詞表示的具體內(nèi)容。同位語從句和定語從句的區(qū)別：that作為關(guān)系代詞，可以引導(dǎo)定語從句，充當(dāng)句子成分，在從句中作賓語時可以省略； that引導(dǎo)同位語從句時，起連詞的作用，沒有實際意義，不充當(dāng)句子成分，一般不能省略。I have no idea when he will e back 。同位語從句通常由that引導(dǎo)，可用于同位語從句的名詞有advice、demand、doubt、fact、hope、idea、information、message、news、order、problem、promise、question、request、suggestion、truth、wish、word等。(第一句話說明結(jié)果，第二句話說明原因)He had seen the film is why he did not see it last ，因此他昨天晚上沒有去看。(2)“That is because...”句型中從屬連詞because引導(dǎo)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……”。// That is why I 。(why 在表語從句中充當(dāng)原因狀語)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(dǎo)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(jīng)說明過的原因進行總結(jié)，又如： That is why you see this old woman before you know, ，這就是現(xiàn)在這個老太婆出現(xiàn)在你面前的原因。(what在主語從句中作直接賓語，that作為表語從句的引導(dǎo)詞在該表語從句中不充當(dāng)句子成分，不能省略)// That is what I want to tell 。(how 在表語從句中充當(dāng)方式狀語)// The scissors are not what I ?；居梅ū碚Z從句只能置于主句之后，而主句的動詞只能是聯(lián)系動詞。引導(dǎo)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(dǎo)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(fù)合句中，主句時態(tài)和從句時態(tài)可以不一致。whether the enemy is marching towards ：A 表語從句一定要用陳述語序。why he cried 。The question is question is when he can arrive at the ，他什么時候可以到達酒店。His suggestion is 。She has remained there for an 。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 。簡介定義：A 表語從句就是用一個句子作為表語。需要注意的，當(dāng)主語是reason時，表語從句要用that引導(dǎo)而不是because。That is why he didn’t e to the 。That’s just what I 。其基本結(jié)構(gòu)為：主語 + 系動詞 + that從句。,主句的謂語動詞是think,believe,imagine,suppose,consider,espect,fancy,guess等,并且主句的主語是第一人稱而且為一般現(xiàn)在時,從句的否定詞一般要轉(zhuǎn)移到主句上來, don’t think he will e to my think he won’t e to my don’t believe that man is killed by Jim,is he?我認(rèn)為那個人不是Jim所殺的,是不是? 如果賓語從句中有某個含有否定意義的形容詞或副詞, find that he never listens to the teacher carefully,does he? 我們發(fā)現(xiàn)他從來不仔細(xì)聽老師講課,是不是? 當(dāng)主句為現(xiàn)在時或?qū)頃r,①從句用一般過去時或過去進行時表示與主句謂語動詞動作同時發(fā)生I only knew he was studying in a western country,but I didn’t know what country he was , asked me if I was reading the story The Old Man and the Sea when he was .②從句過去完成時表示該動作發(fā)生在主句謂語動作之前 He told me that he had told Mary about the meeting .③從句謂語用過去將來時表示該動作發(fā)生在主句謂語動作之后The reporter asked if the government would take necessary measures to put down the ,那么從句的時態(tài)不根據(jù)主句的時態(tài)而變化 The teacher said that the moon goes around the earth ,which,what,when,where,how,why等表疑問時,不能按正常語序安排,經(jīng)常將這類引導(dǎo)詞置于句首Who do you think the public might choose as their favorite singer this year? 、表語從句在句中作表語的從句叫表語從句。,that或this,that做主語的定語時。(包括非謂語動詞)與賓語從句之間有插入語時。）⑤ 避免歧異時, ,suggest,explain,agree,wonder,prove,mean,state,feel,hold等動詞的賓語時。從句是客觀真理時，只用一般現(xiàn)在時。：，從句可用任意時態(tài)。例如： We don’t think you are 。例如：The teacher told us that Tom had left us for America．, believe, imagine, suppose等等動詞引起的否定性賓語從句中，要把上述主句中的動詞變?yōu)榉穸ㄊ?。Can you tell me whether to go or to stay? 你能否告訴我是去還是留？，當(dāng)主句動詞是現(xiàn)在時，從句根據(jù)自身的句子情況，而使用不同時態(tài)。The question is whether she should have a low opinion of the test?現(xiàn)在的問題是她是否應(yīng)該有一個低意見的測試？Everything depends on whether we have enough 。此外，whether與if 在作“是否”的意思講時在下列情況下一般只能用whether，不用if： ；；；“or not”時；。She will give whoever needs help a warm ，她都會給予熱情的支持。例如：I want to know what he has told 。The mander ordered that troops(should)set off at 。注意：在demand、order、suggest、decide、insist, desire, request, mand等表示要求、命令、建議、決定等意義的動詞后，賓語從句常用“（should）+ 動詞原形”。例如：He has told me that he will go to Shanghai 。引導(dǎo)賓語從句的關(guān)聯(lián)詞與引導(dǎo)主語從句表語從句的關(guān)聯(lián)詞大致一樣，在句中可以作