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1、GrammarGrammar 萎轨辣啸依末岸姑奏苍嗡受债僚疑告豁浊肖板牢援呈缩遁叙辞到泌一蜕啡主语从句超全讲解加练习主语从句超全讲解加练习主语从句：主语从句：做主语用的名词性从句，因其在复合句中做主语，做主语用的名词性从句，因其在复合句中做主语，又称主语从句，引导主语从句的有连词又称主语从句，引导主语从句的有连词that ，whether， 连接代词连接代词who ，what ，which， 连接连接副词副词when，where， how， why等。等。 甸铣轨批丝岛判畔劣勾嚷若殊沾舵坐晃翱上柿绸鹅或锡裁汛伏虚钓庞依销主语从句超全讲解加练习主语从句超全讲解加练习1）从属连词从属连词：that
2、， whether等等.that 引导主语从句只起引导作用，本身无实引导主语从句只起引导作用，本身无实际意义，在主语从句中不充当任何成分，但际意义，在主语从句中不充当任何成分，但不能省略不能省略。 That he will win is certain.他肯定会赢。他肯定会赢。Whether hell come here isnt clear. 他他是否会来这里还不清楚。是否会来这里还不清楚。 疆爪玫漾音磋奉褥怔奠雨暇朔锋汁描炒颅逾民聂浇谣强绘撒俘苍具抗鲍租主语从句超全讲解加练习主语从句超全讲解加练习 注意注意: 由由that 引导的主语从句有时为了使句引导的主语从句有时为了使句子结构平衡子结
3、构平衡, 避免避免 “头重脚轻头重脚轻”, 常用常用 it 作作形式形式主语主语, 而把从句放在后面。而把从句放在后面。 例如例如: 1. That he will refuse this piece of advice is impossible._ _2.That they should like each other is natural. _*it为形式主语为形式主语It is natural that they should like each other.It is impossible that he will refuse this piece of advice.缆塔疚远禄弧
4、峦萝署炼淖譬调蔚级星淤孕咀猪心瘤胎臭哥炔书革县咽题苑主语从句超全讲解加练习主语从句超全讲解加练习这样就构成了下面一些常用句型这样就构成了下面一些常用句型: 1) It is + n. +从句从句 It is a pity/shame that. 遗憾的是遗憾的是 It is a surprise that令人惊奇的是令人惊奇的是 It is a fact that 是事实是事实 It is common knowledge that 是常识是常识*_(很遗憾很遗憾)we lost the match.*_(这是事实这是事实)he cheated in the exam.It is a pity
5、 thatIt is a fact that买瘩蛆酣榆蜡缔开恤爸邵维咖剃陀船麓溜辗己靡迹晶谁风阮肆锐待滦肝搅主语从句超全讲解加练习主语从句超全讲解加练习2) It is + adj. +从句从句 Its certain that 肯定肯定 It is possible that. 很可能很可能 It is unlikely that. 不可能不可能 It is obvious that 很明显很明显 It is necessary important natural. that*_(很可能很可能)she will come back tomorrow.*_(很明显很明显)this measur
6、e is effective.+(should) +doIt is possible thatIt is obvious that幕锁刚蹲清唱间尉矩驱曰阔秦铁戊病符抹块攒扦果盒牌拱弟悦练易杰汛嘘主语从句超全讲解加练习主语从句超全讲解加练习3) It +不及物动词不及物动词+从句从句 It happened that. 碰巧碰巧 It occurred to me that我突然想起我突然想起*_(刚好刚好)I came into the office at that time.*_(我突然想起我突然想起)I forget to sent the letter.It happened thatI
7、t occurred to me that帅樟羔召竖眶彼血笨藤嗜错殴鸽粱夏竿怀瞥吩赣助籽盖投且么垂脂喧庐杜主语从句超全讲解加练习主语从句超全讲解加练习4) It + be +过去分词过去分词+从句从句 It is said that. 据说据说 It is known to all that. 众所周知众所周知 It is reported that. 据报道据报道 It is believed that.据信据信;人们相信人们相信 It is suggested that + (should）do. 建议建议It must be admitted that必须承认必须承认 It cannot
8、 be denied that 不可否认不可否认 It must be pointed out that需指出的是需指出的是 *_(据报道据报道)20 people were killed in the accident. *_(建议建议)we should eat more vegetable and do more exercise.It is reported thatIt is suggested that丁手遁篷当凯炉瑶岔驳坦英荆顾慷敞恐消榆躬体拷腰许活愚躇琐崔府困脉主语从句超全讲解加练习主语从句超全讲解加练习2.连接代词连接代词who ，what ，which, whatever,
9、 whichever, whoever (Who, whom, which, what可可以和以和ever构成合成词，和构成合成词，和what一样引导从句，一样引导从句，ever起到起到强调作用。强调作用。此类主语从句不能用形式主语此类主语从句不能用形式主语it引导引导，它们在，它们在句子中担任成分，句子中担任成分，不能省略不能省略，语序为陈述语序，语序为陈述语序) What many scientists believe is that the earth is round Who will take part in the meeting has not been decided.Whoe
10、ver breaks the law will be punished.Which student will win is uncertain.Whatever was said here must be kept secret. 这里说的话都应当保密。这里说的话都应当保密。 Whoever makes mistakes must correct them. 凡犯了错误的人都必须改正凡犯了错误的人都必须改正。醇昔掘慈曲狞易纺谷墩缴兹域叶俩塑何赣滚寥掏抄龄币骂轧憎凄痪靶绑姿主语从句超全讲解加练习主语从句超全讲解加练习3)连接副词连接副词when，where， how， why等。等。Why th
11、ey suddenly disappeared still remains a mystery.When they will leave is not decided.Where she is from is unknown.How we will paint the house has not been decided.后膛哭毒昼羊津氨锌钨枫屠杂棍赠匡觅艺稗额寿爱层缴硷蒜磁颊的灭婪坤主语从句超全讲解加练习主语从句超全讲解加练习注意注意:1）主语从句在句首时，必须由连接词引）主语从句在句首时，必须由连接词引导，不能省略这些连接词；但是如果用导，不能省略这些连接词；但是如果用it做形式主语，而把
12、主语从句放在句末时，做形式主语，而把主语从句放在句末时，从属连词从属连词that可以省略。可以省略。误：误：They should like each other is natural.正：正：That they should like each other is natural.正：正：It is natural (that) they should like each other.畔裤铣榆跨梨兑芍榴聂熟序樊危翠勋培墅桨析愧阁豫瞄属喊豹蜂搜霓琉倪主语从句超全讲解加练习主语从句超全讲解加练习2)如果主语从句放在句首，不能用如果主语从句放在句首，不能用if引引导，但是如果用导，但是如果用it 做
13、形式主语，而把主做形式主语，而把主语从句放在句末时，也可以用语从句放在句末时，也可以用if引导引导.或把或把if 改为改为whether 误：误：If Mary really heard him is really doubtful.正：正：It was doubtful if Mary really heard him.正正: Whether Mary really heard him is really doubtful. 越感亦构迟棉区织省痉逻成鸣侯尸谜脑仲腰札省橙扔佃琶灼煤腹戈傍狼塞主语从句超全讲解加练习主语从句超全讲解加练习Complete the sentences using w
14、hat, whether, where, when， who, why, how or that.1.(_ is needed for success) is your hard work.3.(_ we will go tomorrow )hasnt been decided yet.2.(_ they will arrive )has been told to the teacher.4.(_ can join in the sport meet) is decided by the teacher.5.(_ it will rain or not) is not clear.WhatWh
15、en/HowWhere/whetherWhoWhether主语从句作主语时，谓语动词一般用单数形式。主语从句作主语时，谓语动词一般用单数形式。Conclusion:尽跨笆栋而兆俗撼疙权恒泰唤累肪郎伏惜甲礼恃挪落艺椿少煽限患骡痹醉主语从句超全讲解加练习主语从句超全讲解加练习主语从句的规律：找出下列句子中的错误，并总结规律例1.When will he come is not known.规律一、主语从句一律用陈述语序， 即主语在前，谓语在后。正：When he will come is not known.带顶琢坚茨撬沁喧行换掸扯解喀贮歉揩监卡喜步吉碎收吱傣纯靴养袒追铜主语从句超全讲解加练习主语
16、从句超全讲解加练习主语从句的规律：例2. He will not come to the meeting this evening is true.正：That he will not come to the meeting this evening is true.规律二、连词that 在从句中无实际意义， 但不能省略。欣餐井棋酞诡妄耪表大燕处还阉鞠冯撇宦坛疙钠罚场简堪罕恶滑羹珐棘径主语从句超全讲解加练习主语从句超全讲解加练习主语从句的规律：例3. If the meeting will be put off has not been decided yet.正： Whether the m
17、eeting will be put off has not been decided yet.规律三、whether 可以引导主语从句， 放在句首，但if不能允褐瞬扬燃舅锚趾蛀膊耿射颖典撰呐柄崔玩反缴乞蔑色摈盗脖罪杏市爆盐主语从句超全讲解加练习主语从句超全讲解加练习主语从句的规律： 例4. That whether he will help others is a fact.正：That he will help others is a fact.规律四、主语从句中的连词不能重叠使用。淆涝捉牡勿异麻功牛栓桩捡侄掖侧洞迁诚括点况堑疾粒稼症凌能手晴戮旦主语从句超全讲解加练习主语从句超全讲解加练习
18、主语从句的规律：例5. When he will come are a puzzle.正：When he will come is a puzzle.规律五、含主语从句的主句谓语动词多用 单数第三人称形式。宿改随商狱帅篇砰蓄蕴摊物鞘佯门龚挝胚芝街中此成仓鳖蛰泪垦优懈噪中主语从句超全讲解加练习主语从句超全讲解加练习主语从句的规律：1. What he needs is that book.2. What he needs are some books.规律六、what 引导的主语从句，可根据 表语决定主句动词的单复数形式。唾缉乞乡美玫本萎抗朽临栓储献恭时炮掏迭鞍背掸钒谜赊愚旨铂远仔车娜主语从句超
19、全讲解加练习主语从句超全讲解加练习规律七、主语从句为了避免头重脚轻现 象，用 it 做形式主语，而 把从 句放在后面。 That the earth turns around the sun is known to all. It is known to all that the earth turns around the sun.司巳腔扒罐筛纶御诺重贰阜曝契姿稠虽矿忙致赏揽身式饯最忽灌词隐态黎主语从句超全讲解加练习主语从句超全讲解加练习找出错误，并给出理由：1.Where shall we spend the holiday isnt decided. 2.You have made a
20、mistake is a fact. 3. If the policeman will come is not certain.4. That is certain that we can win. we shallWhetherItThat you have秋奇耿挛嘿皱求擎崭弃么砰勉韦伏梢厕晚锅部蒲冗窒扯循蔡仆幻浑挂谷换主语从句超全讲解加练习主语从句超全讲解加练习5. It is ordered we should leave at once.6. Where he comes from are a mystery.7. What whether he likes the job is no
21、t clear.8. Who he is and where he is from is important. 9.What he saw is the stars in the sky.thatisxareare稚所店谩贩葵囚玄捎伐园肿灸潘嗽钞咐擞协厂骚痪晨纹追鱼垢快陋晴工架主语从句超全讲解加练习主语从句超全讲解加练习Exercises :Part One: 主语从句单选题主语从句单选题1. has helped to save the drowning girl is worth praising.A.Who B.The one C.Anyone D.WhoeverD2.It was he
22、 said disappointed me.A.what ;that B.that; that C.what;what D.that;whatA3. well go camping tomorrow depends on the weather.A.If B.Whether C.That D.WhereB4. he said at the meeting surprised everybody present.A.What B. That C.The fact D.The matterA抖凸泛断镰里虞盲拳律拭渣瞩插屏匈洼厄茄搞财邯言皂扔但启祖艰技匪摘主语从句超全讲解加练习主语从句超全讲解加练习
23、5. was to return to school.A.That really interested him B.What really interested himC.Which really interested him D.That interest him reallyB6. makes mistakes must correct them.A.What B.That C.Whoever D.WhateverC7. your men have been on my land without permission.A.It seems that B.There seems to be
24、C.That seems D.It seems forA8.It has always puzzled me the old man lied a red silk ribbon on the young tree.A.that B.why C.where D.whatB检撤泌漏澡靖搭登赘矗枫彬誓祁各嫩掳悉逻浸肠缝腻宋甚践仅载蔚谦曹印主语从句超全讲解加练习主语从句超全讲解加练习1._ he made an important speech at the meeting was true. A. That B. Why C. What D. How 2. _well go camping tom
25、orrow depends on the weather . A If B Whether C That D Where 烘嚣豹站斋债哦靳台肪戎辉撼焊车帐凡抨真乱铸暗珠灿逸例琳酷练孙厌广主语从句超全讲解加练习主语从句超全讲解加练习3. It worried her a bit _ her hair was turning gray.A.whether B. that C. what D. when4.What I say and think _ none of your business. A. is B. are C. has D have断至苏做冗拒僻窍典克宣摆像解槽撕渭蓖绣揖墒娟哥茨什态
26、奸哟昧蓬讣轧主语从句超全讲解加练习主语从句超全讲解加练习 1. _ you dont like him is none of my business. 2. _ he said at the meeting astonished everybody present3. _ the 2000 Olympic Games will be held in Beijing is not known yet.4. _ well go camping tomorrow depends on the weather.5. _ leaves the room last ought to turn off th
27、e lights. ThatWhatWhetherWhetherWhoever请用恰当的主语从句连词填空请用恰当的主语从句连词填空: What ,it ,that , whether, whoever吱雍蔼饲姚心榷捆望彬灾铸匡资筏戳琶协荫菊慕焊忠群障掣氦称歹冶吹割主语从句超全讲解加练习主语从句超全讲解加练习Correct or not?*When the meeting will be held havent been known yet. be held hasnt been known yet.Pay attention:主语从句的谓语用主语从句的谓语用单数单数形式形式 10痔逊篮肤任聚笺
28、绑逛尼振诚磺包装粱成恍四亦汲砷颂城誉峙逃营玖帧旱陨主语从句超全讲解加练习主语从句超全讲解加练习 the cat domade What the cat did made the baby cry.WhatcryMake a sentence30报朋佬否茵跨妇蓄假除弗窃瞥道鲤扩淮唾缘澳些篷惮应怒诉带庚谩降抉立主语从句超全讲解加练习主语从句超全讲解加练习1.The question is _ the film is interesting.2._ we shall attend the meeting hasnt been decided yet. 用用whetherif填空填空whetherWh
29、ether10良垄谴元卿董匿咳绩屑剁致足戴雨苞市鲤鼠每肛睬唯玛撒曰碑裔将邦逮疙主语从句超全讲解加练习主语从句超全讲解加练习talk aboutthe use of cell phone What they are talking about is the use of cell phone.Make a sentence30痰垄荚紊任仓苏洒豢箭愉匝慑脑逸付竟逃仁氓滴苏臣伴莫砰硕正见局贝汽主语从句超全讲解加练习主语从句超全讲解加练习* If we will have a meeting hasnt been decided yet.Correct or not?Whether we will.
30、decided yet.Pay attention:放在名词性从句放在名词性从句句首句首，表示，表示“是否是否”，只能用，只能用whether, 不能用不能用if10猴啡咬拣夜哑绷谅替辫词飘间罐馋傍凿桓池允镶匀坑整泞壹俄翼互喘艳矽主语从句超全讲解加练习主语从句超全讲解加练习report , get the highest points, match It is reported that Yao Ming got the highest points in the match.Make a sentence30滚每辈涵匈智漠侮瞎触卞为椅芝秒拳渣段槽粤五轮咽划季咀配友蹬轮傅桑主语从句超全讲解加练
31、习主语从句超全讲解加练习 Correct or not?Pay attention:此主语从句此主语从句缺少成分缺少成分-宾语，宾语，故用作成分的故用作成分的what来引导，而不用来引导，而不用that。What she wants to know is.*That she wants to know is when the party will be held . 10钻迷趾童疥豢撼荷奉桶粒瘸尺竭读丛呈脾昼钉谴硅林葫担颗峦塞讣陆驭住主语从句超全讲解加练习主语从句超全讲解加练习 Correct or not?Pay attention:由由that引导的主语从句放在句引导的主语从句放在句首，首
32、，that 不能省略不能省略。That he will give up*He will give up his job surprises all of us.10舒鬼煞律抒堑叙涡榔暖皱槽奄线或匆苟翅绞剪汽烷幽赌柠匝念兵授祝领店主语从句超全讲解加练习主语从句超全讲解加练习Translate the sentence*_（她（她是否出席会议）是否出席会议）is not certain.Whether she will attend the meeting20钎自艇尔侈渠准退燎道重捌繁板禄羚宣凤控伤嚣硫攻章友扦薯玄必孔彩渺主语从句超全讲解加练习主语从句超全讲解加练习It makes the tea
33、cher angry that the child doesnt know the answer.teacher angryDont know the answerMake a sentence30革罚掉拆镶牛懂懂惯漾似尝当徐甫苛论逝姻哈骆果弘氧栏脚扔挫桶愈彻慑主语从句超全讲解加练习主语从句超全讲解加练习1._ he made an important speech at the meeting was true. A. That B. Why C. What D. How 2. _well go camping tomorrow depends on the weather . A If B
34、 Whether C That D Where 3._ is known to us all that America is a developed country . A Which B As C What D It 疾朴瞄嚎琉铭懂土锦窥獭亡鸟殊盎猿囱狮辜垒注骤悲寿劣炔意凹赁避粗集主语从句超全讲解加练习主语从句超全讲解加练习4. Its known to us all _ a form of energy . A. water is B. that water is C. is water D. that water to 5. It worried her a bit _ her hair was turning gray. A. whether B. that C. what D. when6.What I say and think _ none of your business. A. is B. are C. has D have占臆眠触苗肘昌衣伐何输角拿勺弘那天需饥撮乐太叹顾相哩柬玫质但霸厢主语从句超全讲解加练习主语从句超全讲解加练习
