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高中英语倒装句倒装句分为全部倒装和部分倒装1 全部倒装全部倒装是只将句子中的谓语动词全部置于主语之前。
此结构通常只用于一般现在时和一般过去时。
常见的结构有：1）here, there, now, then, thus等副词置于句首 , 谓语动词常用 be, come, go, lie, run等表示来去或状态的动词。
例如：Then came the chairman. 那时总裁来了。
Here is your letter. 你的信。
2). up，down，out，away， in , off, ahead 放于句首 Up jumped the cat and caught the mouse.Ahead sat an old woman.3）表示地点，时间，方向等的介词短语放在句首时例如：After the head walked a group of workers.4.“作表语的现在分词 /过去分词 /形容词 +系动词 +主语”形式的完全倒装Seated in the front were the guests.注意：上述全部倒装的句型结构的主语必须是名词，如果主语是人称代词则不能完全倒装。
例如：Here he comes. 他来了。
Away they went. 他们走开了。
2 部分倒装部分倒装是指将谓语的一部分如助动词或情态倒装至主语之前。
如果句子的谓语没有助动词或情态动词，则需添加助动词 do, does或 did，并将其置于主语之前。
1. 句首为否定或半否定的词语，如 no, not, never, seldom, little, hardly, rarely, scarely, in no way, under no circumstance, at no time决不 , not until 等⋯。
例如：Never have I seen such a performance从.未见过如此糟糕的表演。
初二英语倒装句类型练习题40题(带答案)1.Never have I seen such a beautiful sunset.Only then did I realize the importance of time.Hardly had I arrived home when the phone rang.Scarcely had she finished her work when the boss asked for more.Rarely do people understand the true meaning of friendship.Little did he know that his life was about to change.Nowhere can you find a more peaceful place.Not until he apologized did I forgive him.At no time should you give up.Under no circumstances will I tell a lie.答案解析：以上句子都是以否定副词开头的倒装句。
在这种情况下，句子要部分倒装，即把助动词、be 动词或情态动词提前到主语之前。
例如第一题，正常语序是I have never seen such a beautiful sunset.以否定副词never 开头，把助动词have 提前，变成Never have I seen such a beautiful sunset.第二题正常语序是I realized the importance of time only then.以only then 开头，把助动词did 提前，变成Only then did I realize the importance of time.以此类推。
这些句子的选项只有一个，因为是固定的倒装句式，不存在其他选项的对错原因。
初中中常见的倒装句与强调句用法倒装句是英语语法中常用的一种句型结构，它在初中英语学习中占有重要的地位。
同时，强调句也是初中英语的基本知识点之一。
本文将详细介绍初中中常见的倒装句和强调句的用法。
一、倒装句的基本概念与结构倒装句指的是主语和谓语在句子中的位置颠倒。
一般来说，英语中的倒装句主要有两种形式：完全倒装和部分倒装。
1. 完全倒装完全倒装句的结构是：助动词/情态动词 + 主语 + 谓语动词。
当句子以频副词或其它副词开头时，常常使用完全倒装。
例如：1) Never had I seen such a beautiful sunset before.我从未见过如此美丽的日落。
2) Rarely do we have the opportunity to travel abroad.我们很少有机会出国旅行。
2. 部分倒装部分倒装句的结构是：动词 + 主语。
在一些特殊情况下，我们需要使用部分倒装来加强语气或强调某个部分。
例如：1) Not only does he play the piano, but he also sings beautifully.他不仅会弹钢琴，而且唱得很好。
2) Little did he know that she had been waiting for him all night.他并不知道她已经等了他一整晚。
二、常见的倒装句用法倒装句在初中英语中非常常见，特别是在以下几个情况下：1. 表示部分否定的情况当句子中有“never”，“rarely”，“seldom”等意味“从不”的副词时，经常使用倒装句。
例如：1) Never have I seen such a talented young man.我从未见过如此有才华的年轻人。
2) Rarely does he complain about anything.他很少抱怨什么。
2. 表示地点状语的情况当句子中的状语是表示地点的副词或介词短语时，也经常使用部分倒装。
倒装句的用法规则口诀一、倒装句的用法规则倒装句是英语语法中常见的一种结构，它与正常语序不同，其主谓之间的位置发生了颠倒。
在英语中，倒装句的使用相对灵活多样，但也有一些固定的规则和口诀可以辅助学习和记忆。
下面我将为大家介绍倒装句的用法规则及相关口诀。
1.完全倒装在以下情况下，需要进行完全倒装：- 在表示地点或方向的副词位于句首时- Up the hill walked the old man.（老人沿着山走上去了。
）- Out of the room rushed the cat.（猫从房间里冲出来了。
）- 在以否定词开头的副词置于句首时- Never have I seen such a beautiful sunset.（我从未见过如此美丽的日落。
）- Not only is he intelligent, but he also has a great sense of humor.（他不仅聪明而且还很幽默。
）2.半倒装半倒装指的是部分动词前移，而主语依然位于动词之后。
- 当以“only+状语”开头时- Only by working hard can you achieve success.（只有通过努力你才能取得成功。
）- 当以“so+形容词/副词+be/do/have+主语”结构开头时- So beautiful is the view that it takes my breath away.（美景如此令人惊叹，不禁让我屏住了呼吸。
）- 在以否定词“never”或“nor”开头的句子中- Never have I been so excited.（我从未这么兴奋过。
）- Nor did he notice the warning sign.（他也没有注意到警示牌。
）3.助动词倒装在一些特殊的情况下，助动词需要与主语发生位置上的倒装。
- 在表示强调的句子中- It is Mary who won the competition.（是玛丽赢得了比赛。
英语倒装句讲解及练习八年级语法知识一.教学内容：倒装句基本模式：谓语动词（或一部分）+主语+其它成分概念：英语句子的自然语序是“主语+谓语”。
但由于语法结构的要求或修辞效果的需要，还可采用倒装语序。
倒装分为两种：完全倒装和不完全倒装。
完全倒装是指将谓语全部放在主语之前。
例如：Here comes the bus.车来了。
不完全倒装是指将谓语的一部分放在主语之前（谓语为一个行为动词时恢复原形，并加do/does或did置于主语之前），例：Never have I studied grammar.我从来没有学过语法。
Never do I study grammar.我从不研究语法。
规则：1、完全倒装句:一般用于一般过去时或一般现在时的语句中。
例：Out rushed the boy.(一般语序为：The boy rushed out.) Here is the book you want。
(一般语序为：The book you want is here.)Such was what he told me。
(一般语序为：What he told me is such.)注意：但主语若是人称代词时，谓语部分不倒装。
例：Here XXX（主语是第三人称代词he）2、局部倒装So和neither (nor)引起倒装结构，表示“A这样，B也这样”和“A不（是）这样，B也不（是）这样”。
如果主语为肯定，用so引导倒装结构；如果主句为否定，用neither（nor）引导倒装结构；倒装部分的谓语视主句的谓语而定，但人称的变化需与倒装部分的主语一致。
例：XXX。
so does he.她放声大哭，他也一样大哭起来。
分析：主句是肯定句，倒装用so引导；burst为实义动词，并且是一般现在时，因此倒装部分用do。
又由于倒装部分的主语是单数第三人称，所以do的人称也应变为第三人称单数形式does。
例：He doesn’t agree with you。
【倒装句】小学语文倒装句讲解什么是倒装句？倒装句是汉语语法中的一种句式结构，普通语序的顺序，在句子中把谓语动词移到主语之前。
倒装句的结构可以是完全倒装句或部分倒装句。
完全倒装句的结构完全倒装句的结构是指将谓语动词完全移到主语之前。
一般来说，完全倒装句是由以下几种情况构成的：1. 以副词或介词开头的句子：例如：“突然，大雨下起来了。
”以副词或介词开头的句子：例如：“突然，大雨下起来了。
”以副词或介词开头的句子：例如：“突然，大雨下起来了。
”2. 以“这”开头的句子：例如：“这样做，他会很高兴。
”以“这”开头的句子：例如：“这样做，他会很高兴。
”以“这”开头的句子：例如：“这样做，他会很高兴。
”3. 以“那”开头的句子：例如：“那么多问题，他都能回答。
”以“那”开头的句子：例如：“那么多问题，他都能回答。
”以“那”开头的句子：例如：“那么多问题，他都能回答。
”4. 以“只有”开头的句子：例如：“只有努力研究，才能取得好成绩。
”以“只有”开头的句子：例如：“只有努力研究，才能取得好成绩。
”以“只有”开头的句子：例如：“只有努力学习，才能取得好成绩。
”5. 以表示否定意义的副词或短语开头的句子：例如：“决不言弃，他继续努力。
”以表示否定意义的副词或短语开头的句子：例如：“决不言弃，他继续努力。
”以表示否定意义的副词或短语开头的句子：例如：“决不言弃，他继续努力。
”6. 以表示“愿望、祝福、希望”等情感的词语开头的句子：例如：“祝你生日快乐！”以表示“愿望、祝福、希望”等情感的词语开头的句子：例如：“祝你生日快乐！”以表示“愿望、祝福、希望”等情感的词语开头的句子：例如：“祝你生日快乐！”7. 以表示“虽然、尽管”等连接词开头的句子：例如：“虽然下雪，但是他没有穿外套。
”以表示“虽然、尽管”等连接词开头的句子：例如：“虽然下雪，但是他没有穿外套。
”以表示“虽然、尽管”等连接词开头的句子：例如：“虽然下雪，但是他没有穿外套。
人教版英语八年级倒装句专项练习一、完全倒装1. 在句首置于一般疑问句的助动词"do/does/did"后。
- Does he like swimming?- Did you watch the movie last night?2. 在表示否定意义的词或短语开头。
- Never have I seen such a beautiful sunset.- Under no circumstances should you give up.3. 在地点副词或介词短语开头。
- In front of the house stood a tall tree.二、部分倒装1. 在以"only + 状语"开头的句子中。
- Only by working hard can you achieve success.- Only in this way will we solve the problem.2. 在以“so/such + 形容词/副词+ that”开头的句子中。
- So fast does he run that nobody can catch up with him. - Such nice weather it is that we should go for a picnic.3. 在以"副词+谓语"结构的句子中。
- Up jumped the cat.- Off went the alarm clock.三、倒装的其他应用1. 在由某些表示方向的副词引导的句子中。
- Out rushed the students when the bell rang.- Down fell the rain.2. 在以介词短语作状语的句子中。
- From a distance, she looked like her mother.- With great effort, he managed to pass the test.3. 在以"no sooner...than"结构中。
倒装句习题及答案倒装句习题及答案倒装句作为英语语法中的一种句式结构，经常出现在我们的日常交流和书面表达中。
它的使用不仅可以增加句子的多样性，还能够突出句子中的某些信息，使句子更加生动有力。
下面我们来看一些倒装句的习题及答案，以帮助大家更好地掌握这一语法知识。
一、改错题1. Wrong: Rarely she goes to the cinema.Correct: Rarely does she go to the cinema.2. Wrong: Not only he is a doctor, but also he is a writer.Correct: Not only is he a doctor, but also he is a writer.3. Wrong: In the garden, birds are singing.Correct: In the garden, are birds singing?4. Wrong: Only after the rain stops, we can go out.Correct: Only after the rain stops can we go out.5. Wrong: Hardly I can understand what he said.Correct: Hardly can I understand what he said.二、选择题1. ________ in the classroom when the teacher came in?A. Did he sitB. He did sitC. Sat heD. He sat答案：C. Sat he2. Not until I finished my homework ________ to bed.A. I wentB. Went IC. Did I goD. I did go答案：C. Did I go3. ________ does she play the piano?A. How longB. How oftenC. How wellD. How soon答案：B. How often4. ________ on the door before you enter the room.A. Not knockB. Knock notC. Not to knockD. Do not knock答案：D. Do not knock5. Only when you have finished your homework ________ out to play.A. Can you goB. You can goC. Can go youD. Go you can答案：A. Can you go三、填空题1. ________ is your brother going to visit you?A. WhenB. HowC. WhereD. Why答案：A. When2. ________ the book on the table, please.A. PutB. To putC. PuttingD. Putted答案：A. Put3. ________ in the garden just now?A. Who playedB. Played whoC. Who did playD. Did who play答案：A. Who played4. Only in this way ________ the problem.A. We can solveB. Can we solveC. We solveD. Solve we答案：B. Can we solve5. ________ does it take you to get to work every day?A. How farB. How muchC. How longD. How often答案：C. How long通过以上的倒装句习题及答案，相信大家对倒装句的使用有了更深入的理解。
倒装句的结构与用法初中语法精讲倒装句是英语语法中一种重要的句型结构，它与汉语语序有所不同，常常用于强调、条件状语从句、否定表达等情况。
了解并掌握倒装句的结构和用法，对于提高语言表达的准确性和灵活性非常有帮助。
本文将为你详细介绍倒装句的结构与用法。
一、完全倒装句的结构完全倒装句指主语和谓语动词的位置发生调换，谓语动词通常位于主语之前，句首可置置于状语、插入语、否定词或半否定词之后。
下面是一些常见的完全倒装句结构：1. 在一般疑问句中，谓语动词位于主语之前：Can she swim?Do you like ice cream?2. 在以否定词开头的句子中，谓语动词位于主语之前，并在动词前加助动词 do/does/did：Never have I seen such a beautiful sunset.Not only does she speak English, but she also speaks French.3. 在以表示否定的副词或词组开头的句子中，谓语动词位于主语之前：Hardly had I arrived home when the phone rang.Seldom do we have such nice weather in winter.4. 在半否定词开头的句子中，谓语动词位于主语之前：Little did I know about her past.Only when we face difficulties can we truly grow.二、部分倒装句的结构部分倒装句是指将助动词或情态动词置于主语之前，而将动词的其他部分保持不变。
下面是一些常见的部分倒装句结构：1. 在以否定状语置于句首的条件状语从句中，谓语动词实行部分倒装：If not for your help, I couldn't have finished the project on time.Had it not been for his timely warning, we would have missed the train.2. 在以so/such引导的倒装结构中，把so/such位于句首，谓语动词紧随其后：So fast does he run that no one can catch up with him.Such was the intensity of the storm that many trees were uprooted.三、倒装句的用法1. 强调句型：通过倒装主要是为了对句子中的某一部分进行强调，使得焦点发生改变。
08家教1倒装句倒装句一、知识点梳理1、完全倒装⑴方位副词（in,out,away,off,up,down,over,back……）位于句首，主谓完全倒装。
【eg】Out rushed the children.孩子们冲了出去。
Up flew the plane.飞机向上飞去。
如果主语是人称代词（I,you,he,she,it,we,they…）不采用倒装形式。
【eg】In they came.他们进来了。
⑵地点状语（通常是介宾短语）提前，句子通常用完全倒装形式。
【eg】Under the bed is a pair of shoes.床底下是一双鞋。
On the floor lay a small dog.地板上躺了一只小狗。
⑶以语气词Here ,There开头的句子，主语是名词而非人称代词时，句子完全倒装。
【eg】There goes the bell.铃响了。
Here are your gloves.这是你的手套。
⑷在某些表祝愿的句子里使用完全倒装。
（只须了解“Long live …！”句型）【eg】Long live China!中国万岁！2、部分倒装⑴含有否定意义或半否定意义的副词以及含有否定意义的介词短语、连词固定搭配放在句首时，主句采用部分倒装。
常见的此类否定词或否定词组：not（不）；little（很少）；seldom（不经常）；never（从不）；hardly（几乎不）；scarcely （几乎不）；rarely（几乎不）；nowhere（没有地方）；by no means（决不）；in no time（立刻）；in no case（决不）；on no condition（无论如何都不）；under no circumstances（在任何情况下都不）；no longer（不再）；at no time （任何时候都不）；on no account（决不）…【eg】Little do I know about him.我对他的了解很少。
Never have we seen him before.我们以前都没见过他。
In no time did the police come.警察立刻就赶过来了。
On no account will I tell you this secret.任何情况下我都不会告诉你这个秘密。
Nowhere else in the world can you find such a beautiful lake.、世界上没有别的地方可以找到如此美丽的湖了。
⑵Only与其修饰的副词、介词或状语从句放在句首，主句部分倒装。
【eg】Only recently did we know his real identity.只是最近我们才知道他的真实身份。
“Only+副词”Only in this way can we succeed.只有这样做我们才会成功。
“Only+介词短语” Only after a baby seal is pushed into the sea by his mother will he learn how to swim.小海豹只有在被妈妈推入海中之后，他才会学游泳。
“Only+状语从句”⑶“so/such…that”结构中，若把so/such提前到句首，主句部分倒装。
【eg】So deep is the lake that nobody dares to swim in it.这个湖那么深，以至于没有人敢在里面游泳。
Such good weather is it that we decide to go out to play.天这么好，我们决定出去玩。
⑷“not until +时间状语/时间状语从句”用于句首，主句部分倒装。
【eg】Not until recent years did scientists discover this strange phenomenon.直到最近几年科学家才发现这一神奇的现象。
“Not until+时间状语”Not until my mother came back did I went to bed.直到我妈妈回来我才上床睡觉。
“Not until +时间状语从句”⑸“not only …,but also…”连接两个对等句子时，“not only”后部分倒装，“but also”后不倒装。
【eg】Not only is her sister a singer,but also she is a dancer.她的姐姐不仅是一个歌唱家，而且还是个舞蹈家。
“neither…,nor…”连接两个句子时，两个句子都采用部分倒装。
【eg】Neither is he wrong,nor are you wrong.他没错，你也没错。
⑹“no sooner…than”,“hardly…when”,“scarcely…when”引导的句子主句部分倒装，从句用陈述句语序。
(此三者主句通常用过去完成时态，从句用一般过去时。
)【eg】No sooner had he gone to bed than he fell asleep.他一上床就睡着了。
Hardly/Scarcely had he gone out when it began to rain.他刚一出门就开始下雨了。
(如果hardly/scarcely 后面接的是any,ever,at all 时，意义类似于almost no/not/never〈几乎不、从不〉，则无须倒装。
) 【eg】Hardly any people invited went there.几乎没有什么受到邀请的人去那里了。
⑺在虚拟语气中，如果从句谓语含“were”，“had”，“should”，则可以省去“if”，从句部分倒装。
【eg】Were I not working,I would be quite willing to go with you.如果我没在工作，我很愿意和你一起去。
Had I known it,I might have joined you in the discussion.如果我知道，我就会和你们一起讨论了。
Should you decide to come,tell me ahead of time.如果你决定要来，提前告诉我一声。
⑻在某些表示祝愿的句子中使用部分倒装。
（只须了解“May you +动词原形”句型）【eg】May you succeed!祝你成功！3、“so”，“neither”，“nor”位于句首⑴表示前面说的话也适用于另一个人或物时，用部分倒装。
So/neither/nor+be/助动词/情态动词+主语【eg】She is a doctor.So is her mother.她是名医生，她妈妈也是。
I don`t like that film.Nor does he.我不喜欢那部电影，他也不喜欢。
I don`t know where he comes from,nor do I care.我不知道他是哪里人，我也不关心。
⑵如果后一句只是单纯地重复前一句话的内容或意思，而不是表示前一句话的主语的情况适合后一句主语的情况，则后一句不用倒装。
【eg】–He is an honest boy. –他是一个诚实的男孩。
–So he is. –是的，他确实是。
⑶如果表示按要求做了什么事，“so”不用提前。
【eg】My mother asked me to clean the windows,and I did so.妈妈要我擦窗户，我擦了。
⑷“So…”和“Neither/Nor…”都可以用“So it is with …”来代替，表示后边主语情况与前边主语情况一样。
【eg】Mary is a good student.So is Jane./So it is with Jane.玛丽是个好学生，简也是。
⑸当前面两件事或两件以上的事也适用于另一个人或物时，通常使用“So it is with …”(=It is the same with …）而不用so/neither/nor【eg】Jane likes English most and she doesn`t like physics at all.So it is with Linda.简最喜欢英语，可她一点儿也不喜欢物理。
琳达也是如此。
1、（）______when he heard the bell for class.A Away the boy hurriedB Away did the boy hurryC Away hurried the boyD Hurried away the boy知识点1/⑴2、( ) On top of the books ______ the photo album you are looking for.A isB areC hasD have知识点1/⑵3、( ) Never ______ so much protest against the pollution.It won`t be long before we have a better environment.A has there beenB there has beenC has it beenD it has been知识点2/⑴4、( )Only when your identity has been checked ______ .A you are allowed inB you will be allowed inC will you show inD will you be allowed in知识点2/⑵5、( )So loudly ______ that all the people in the room got a fright.A she shoutedB did she shoutC she did shoutD she ever shouted知识点2/⑶6、( )Not until the late 1940s ______ China`s history ______ a great turning point.A did ; come toB had ; come toC that ;came toD was ; brought知识点2/⑷7、( )Not only ______ him at once ,but I can also remember his name.A can I recognizeB I can recognizeC do I recognizeD can recognize I知识点2/⑸8、( )No sooner ______ than the fire broke out.A he had leftB had he leftC his leavingD he left知识点2/⑹9、( ) ______ your arrival ,I `d have met you at the airport.A If I knewB If I knowC Had I knowD Shoule I know10、( )–Einstein became world famous for his work on mathematical theory relativity.–______ .A So did he.B So he did.C He did so .D He so did.知识点3/⑵11、( )If you do not go shopping tomorrow,______ .A neither will IB nor I willC neither do ID nor do I知识点3/⑴12、( )–They are tired of the experiment,but they have to work at it.–______ .A So are weB So are and nor weC Nor do weD It is the same with us知识点3/⑸三、巩固练习1、( )He was so careful that not a single mistake ______ in the test.A he madeB he had ever madeC did he makeD he ever made2、( )Higher and higher ______ and then it was out of sight.A flew itB it flewC did it flyD was it flying3、( )It was not until ______ that ______ .A did mother satisfy his needs;Joe went to bedB mother satisfied his needs;did Joe go to bedC mother satisfied his needs; Joe went to bedD did mother satisfy his needs; did Joe go to bed4、( )One cannot think of Africa without thinking of Egypt, ______ of Egypt without the Nile.A andB eitherC tooD nor5、( ) _____ that morning that the highway was blocked.A So was the snow heavyB So heavy the snow wasC So heavy was the snowD Was the snow so heavy6、( )Little ______ years ago that I would be sitting here today as a chief engineer.A I thoughtB did I thinkC I did thinkD thought I7、( )Only when the war was over ______ to his home town .A did the young soldier returnB the young soldier returnedC returned the young soldierD the young soldier did return8、( )Only after she got off the bus ______ that ______ her handbag on the seat.A she found ;she had lostB did she find ;had she lostC did she realize ;she had leftD she realized ;had she left9、( )Not only ______ polluted but ______ crowded.A was the city ;were the streetsB the city was;were the streetsC was the city ; the streets wereD the city was ; the streets were10、( ) ______ ,the young man did not dare to walk alone at night .A As he was braveB As brave he wasC Brave as he wasD Brave as was he11、( ) ______ after the heavy rain.A Out did the flowers comeB Came out the flowersC Out coming the flowersD Out came the flowers12、( ) ______ my eyes when I began to imagine the most fantastic shapes.A Not until I closedB No sooner had I closedC Hardly did I closeD Scarcely had I closed13、( )We did not have them repaired.______A Nor do we know who did.B We do not know who did it ,either.C Nor we know who did it .D Nor we had idea who did it.14、( ) ______ the plane flies,______ on the ground.A The higher ; the less clearly we see thingsB The more highly ; the less clearly we see thingsC The more highly ; the less we see things clearlyD The higher ; the less we see things clearly15、( )–You forgot your purse when you went out.–Good heavens, ______A so did IB so I didC I did soD I so did16、( ) ______,I have to put it away and focus my attention on study this week.A However the story is amusingB No matter amusing the story isC However amusing the story isD No matter how the story is amusing17、( )In the room ______ window is wide open ______ .A which ;does our teacher liveB whose ;does our teacher liveC whose ;lives our teacherD which ;live our teacher18、( )Now ______ your turn to keep guard.A there isB is goingC comesD has come19、( )–Susan hs made great progress recently.–______ and ______ .A So she has ; so you haveB So she has ; so have youC So has she ; so have youD So has she ; so you have20、( ) ______ are you to leave your post.A In no caseB In the caseC In most caseD In any case21、( ) ______ will China be the first to use nuclear weapons.A At a timeB At no timeC At one tomeD At any time22、( )No sooner ______ the top of the hill ______ it began to rain.A had we reached ; whenB had we reached ; thanC we had reached ; thanD we reached ; when23、( )So ______ that no one could catch up with him.A fast he runB fast did he runC he ran fastD did he run fast24、( )Which sentence is correct?A Working in the dinning–room are a few students.B In the dinning–room are a few students working.C In the dinning–room is a few students working.D Working in the dinning–room is a few students.25、( )He cannot go abroad this year,and he can work at home.______ .A Nor can IB So can IC It is the same with meD So it is the same with me.key1~5 CAADB 6~10 AABDB 11~12 AD1~5 CBCDC 6~10 BACCC 11~15 DDBAB 16~20 CCCBA 21~25 BBBAC。
