牛津上海版(深圳)英语六年级《一般过去时》专项练习题word版
六年级练习卷8--一般过去时专项练习
姓名：___________
一、Be动词的过去时练习
1. I _______ at school just now.
2. He ________ at the camp last week.
3. We ________ students two years ago.
4. They ________ on the farm a moment ago.
5. Yang Ling ________ eleven years old last year.
6. There ________ an apple on the plate yesterday.
7. There ________ some milk in the fridge on Sunday.
8. Look, there ________ lots of grapes here.
9. The mobile phone _______ on the sofa yesterday evening.
10. She _______ happy yesterday.
11. Helen and Nancy ________ good friends.
12. The little dog _____ two years old this year.
二、用动词的适当形式填空
He _________ (live) in Wuxi two years ago.
The cat ________ (eat) a bird last night.
We _______ (have) a party last Halloween.
Nancy ________ (pick) up oranges on the farm last week.
I ________ (make) a model ship with Mike yesterday.
They ________ (play) chess in the classroom last PE lesson. My mother _______ (cook) a nice food last Spring Festival. The girls ________ (sing) and _______ (dance) at the party.
三、句型转换
Su Hai took some photos at the Sports day.
否定句：________________________________________________
一般疑问句：____________________________________________
肯定回答：__________________________________________
Nancy went to school early.
否定句：________________________________________________
一般疑问句：____________________________________________
否定回答：__________________________________________
We sang some English songs.
否定句：________________________________________________
一般疑问句：____________________________________________
肯、否定回答：__________________________________________
四、选择填空
( ) 1. She watered the flowers ________.
A tomorrow
B sometimes
C yesterday morning
( ) 2.What ____ Mike do last weekend ? A do B does C did
( ) 3. I ___ my room last Sunday. A cleaned B clean C am cleaning ( ) 4. I often help my mother _____ housework.
A does
B did
C do
( ) 5. _____ you _____ TV last night .
A Do, watch
B Did, watch
C Did, watched
( ) 6.---Did your father write an e-mail yesterday ？
A Yes, he did.
B Yes, he does
C No, he don’t
( ) 7.They _____ on a trip in February ,2007
A are going
B going
C went
( ) 8.We’re going to _____ mountains tomorrow .
A climb
B climbed
C climbing
( ) 9. ____ he ____ football two days ago?
A Does , play
B Did , played
C Did , play
( ) 10.----Good afternoon, Miss Lee. How does Mike feel?
-----He’s tired . He ____ a lot of work ______ .
A does , this morning
B do , this morning
C did , this morning
五.用所给动词的适当形式填空。
1.Tom _______ (visit) a farm last week.
2. The twins _______ (water) the flowers in the garden yesterday morning.
3. I _______ (watch) a film with my friend last Friday.
4. My father _______ (work) in London last year.
5. What_______ (do) you do three days ago?
6. _______ (be) there any parks here in 1950?
7. What_________(do) you do just now? I _________(wash) my clothes.
8. It ______ (be) t here just now, but it isn’t there now.
9. Where’s the camera? It ________ (is) there a moment ago.
10. What____( be ) Mary doing now? She _____ (study) English just now.
11. I _______ (eat) Helen’s birthday cake yesterday.
12. She ____ (live)in Nanjing before, but she isn’t there now.
13. Tom_____(stop)smoking last week.
14. What ______ (do) you do just now? I _______ (watch) TV.
15. Where ______ you _______(go) last Friday? We ________(stay) at home.。
初中英语 牛津上海版六年级下册语法-时态讲解及提升练习(有答案)
学校英语牛津上海版六班级下册语法-时态讲解及提升练习(有答案)上海牛津版6B语法-时态讲解及提升练习一般过去时I.一般过去时的概念一般过去时表示过去某个时间发生的动作或存在的状态。
常和表示过去的时间状语连用。
如：last year,yesterday等；也可表示过去经常反复发生的动作，常和often,always等频率副词连用。
例如：①I saw him in the street yesterday.昨天我在街上观察他了。
①Li Mei always went to school on foot last year.去年李梅总是步行上学。
II. 动词过去式的构成：(1)规章动词过去式的构成有四条规章：①一般在动词原形末尾挺直加上-ed。
如：look-looked。
①以不发音的字母e结尾的动词，去e再加-ed。
如：live-lived。
①末尾只有一个辅音字母的重读闭音节，先双写这个辅音字母，再加-ed。
如：stop-stopped。
①末尾是辅音字母+y结尾的动词，先变y为i，然后再加-ed。
如：study-studied。
(2)不规章动词的过去式需特殊记忆。
如：am(is)-was,are-were,go-went,e-came,take-took,have(has)-had等。
过去进行时I. 结构was/were +doing （现在分词）II. 用法1、过去进行时表示过去某段时间内持续进行的动作或者事情。
常用的时间状语this morning，the whole morning，all day yesterday，from nine to ten last evening，when，while例如：1We were watching TV from seven to nine last night.。
What was he researching all day last Sunday？2. 过去进行时可以表示在过去某个时间点发生的事情。
(完整word版)六年级一般过去时练习题
六年级一般过去时态练习题一改错题1. How is Jane yesterday?2. He go to school by bus last week.3. He often goes home at 6:00 last month.4. I can fly kites seven years ago.5. Did you saw him just now.6. Tom wasn’t watch TV last night.7. I didn’t my homework yesterday.8. He wait for you three hours ago.9. Who find it just now ?10. What did he last week?二写出下列动词的第三人称单数形式、过去式形式go _______ _______ enjoy _______ _______buy _______ _______eat _______ _______get _______ _______ walk _______ _______take _______ _______ dance _______ _______write _______ _____run _______ _______swim _______ ______find _______ _______begin _______ ______eat _______ _______play _______ _______ study _______ _______三用所给动词的适当形式填空1.Tom and Mary ___________ (come) to China last month.2.Mike _______(not go) to bed until 12 o’clock last night. So I _______ (get ) up late.3.Mary __________ (read) English yesterday morning.4.There _________ (be) no one here a moment ago.5.I ___________ (call) Mike this morning.6.I listened but ___________ (hear) nothing.7.Tom ___________ (begin) to learn Chinese last year.st week we _________ (pick) many apples on the farm.9.My mother ________________ (not do) housework yesterday.10.She watches TV every evening. But she ____________ (not watch) TV last night.11.________ your father ________ ( go ) to work every day last year?12. —What time _______ you _______ (get) to Beijing yesterday?—We __________ (get) to Beijing at 9:00 in the evening.13.What __________ (make) him cry (哭) just now?st year the teacher ___________ (tell) us that the earth moves around the sun.15.There ____________ a telephone call for you just now. (be)四书面表达根据下面提供的内容，写一篇英语短文。
牛津上海版(深圳)英语六年级《一般过去时》专项练习题word版
第二课时（积少成多） 一、导入
这节课，老师要带给你更有趣的与动物有关的古诗和成语， 想知道吗？那就跟我来吧！ 二、分项训练
(一)积少成多、读读背背。 （展示课件第十三屏） 1. 这是北宋文学家、史学家欧阳修的《画眉鸟》，请同学们自 由读一读，注意读准字音。
-----He’s tired . He
a lot of work
.
A does , this morning B do , this morning C did , this morning
五.用所给动词的适当形式填空。
1. Tom
(visit) a farm last week.
2. The twins
13. Tom (stop)smoking last week.
14. What
(do) you do just now? I
(watch) TV.
15. Where
you
(go) last Friday? We
(stay) at home.
懂自然段的意思，把握文章的结构。（展示课件第十二屏） 三、课堂总结，留作业
否定句：
疑问句：
回答： Nancy went to school early.
否定句：
疑问句：
回答： We sang some English songs.
否定句：
一般 肯定
一般 否定
一般疑问句： 肯、否定回答： 四、选择填空
( ) 1. She watered the flowers
.
A tomorrow B sometimes C yesterday morning
六年级上册英语-一般过去时讲义知识点 练习 沪教牛津版
一般过去时概念：一般过去时表示过去某个时间发生的动作或存在的状态，常和表示过去的时间状语连用。
一般过去时也表示过去经常或反复发生的动作。
重点：一般过去时态概念、用法及动词过去式变化规则难点：一般过去时的句子如何变为一般疑问句和特殊疑问句Be动词的一般过去时态变化⑴am 和is在一般过去时中变为was。
（was not=wasn’t）⑵are在一般过去时中变为were。
（were not=weren’t）⑶带有was或were的句子，其否定、疑问的变化和is, am, are一样，即否定句在was或were 后加not，一般疑问句把was或were调到句首。
句中没有be动词的一般过去时的句子肯定句：动词用一般过去时态，如：Jim went home yesterday.否定句：didn’t +动词原形，如：Jim didn’t go home yesterday.一般疑问句：在句首加did，句子中的动词过去式变回原形。
如：Did Jim go home yesterday?特殊疑问句：(1)疑问词+did+主语+动词原形？如：What did Jim do yesterday?Where did Jim go yesterday?⑵疑问词当主语时：疑问词+动词过去式？如：Who went home yesterday?动词过去式变化规则1．一般在动词末尾加-ed，如：pull-pulled, cook-cooked2．以e结尾的动词，直接加-d，如：taste-tasted3．以重读闭音节（即：辅音＋元音＋辅音）结尾且末尾只有一个元音字母和一个辅音字母的动词，双写末尾的辅音字母，再加-ed，如：stop-stopped4．以“辅音字母+y”结尾的，变y为i，再加-ed，如：study-studied5．不规则动词过去式：am,is-was,are-were, do-did, see-saw, say-said, give-gave,get-got, go-went, come-came, have-had, eat-ate,take-took, run-ran, sing-sang, put-put, make-made,read-read, write-wrote, draw-drew, drink-drank, fly-flew, ride-rode, speak-spoke, sweep-swept, swim-swam, sit-sat一.过去时练习。
六年级上册英语试题-专项复习选词填空 牛津上海版(三起)(含解析)
牛津上海版（深圳用）小学英语六年级上册专项复习：选词填空一、选词填空（词汇运用）（共11题；共89分）1.Joy worked with wild animals．She________(find／found)a lion on her way home．2.The Lis have three ________ (child／children)，one son and two daughters．3.选择合适的单词填空。
hamburger pie pizza sandwich（1）________（2）________（3）________（4）________4.Would you like to have________(a／an) e-friend?5.选词填空。
the Great Wall the Palace Museum Tian’anmen Square （1）________（2）________（3）________6.选出与画线部分意义最接近的单词A．sister B．grandfather C．daughterD．son E．mother（1）Alice is Linda and Kevin's child ．（2）Helen is Jane's parents' daughter ．（3）Ken is my mother's father ．（4）Kitty's brother is Mrs Li's second boy ．（5）Dora is my grandma's daughter and my father's wife ．7.选出适当的短语，完成各组对话。
A. would...likeB. by carC. made...noiseD. in dangerE. play with（1）— These animals are ________ ________. What can we do to help them?— We should protect the forest.（2）— Why could the rabbits not sleep?— Because their neighbor ________ a lot of ________.（3）— Did Alice ________ ________ Sam last weekend?— Yes, she did. She played chess with him.（4）— How does your neighbour go to work?— He goes to work ________ ________.（5）— What ________ you ________ to know about him?— I'd like to know about his family and hobbies.8.选词填空visited came went hadHi Lisa,I went to Shanghai on my holiday last Friday．I________there by plane．Shanghai is very beautiful．I________to the Bund(外滩)．The buildings there were tall．I also________th e Yu Garden．There were many shops there．I________a good time here．How is your holiday?Ann9.从所给出的单词中选出合适的选项完成对话。
牛津上海版(深圳版)小学英语六年级上册模块过关测试卷(全册)
Module 1过关测试卷时间：60分钟满分：100分+10分听力部分(30分)一、听录音，选出你所听到的内容。
(5分)()1. A. fly B. flies C. flew()2. A. big B. pink C. pick()3. A. primary school B. junior high school C. junior school()4. A. a few B. a lot C. a little()5. A. summer holiday B. winter holiday C. spring holiday二、听录音，选择正确的答句。
(5分)()1. A. I was fine. B. Yes, I am.()2. A. I was born in 2010. B. I was born in Beijing.()3. A. Yes, it was. B. Yes, they were.()4. A. It was great. B. It is great.()5. A. I have some noodles. B. I had some noodles.三、听录音，补全句子。
每空一词。
(10分)1. I ____________ a lot of fruit and ____________ every day.2. I was small and ____________ when I was a ____________.3. ____________ the summer holiday, Jill stayed with her grandparents in the____________.4. In ____________，Alice ____________ her uncle in Shanghai.5. Kate went to Tian'anmen ____________ and the Palace ____________.四、听录音，判断正(T)误(F)。
牛津上海版（深圳用）小学英语六年级上册期末专项复习：单选题（含答案及解析）
牛津上海版（深圳用）小学英语六年级上册期末专项复习：单选题一、单选题（共35题）1.Fast food is . We shouldn't eat .A.healthy；too muchB.unhealthy；too manyC.unhealthy；too much2.Please stop . It's too noisy.A.singB.singingC.sings3.These dogs long tails，but that dog a short tail.A.has；haveB.have；hasC.had；has4.What you have breakfast yesterday?A.did；forB.do；inC.did；at5.Grandma took good care me.A.forB.ofC.with6.I'd like basketball with my friends this weekend.A.to playB.playsC.play7.There are two five students in my school.A.thousand；hundredB.thousands；hundredsC.hundred；thousand8.There is only a little in the fridge. We have to buy some.A.vegetablesB.sandwichesC.juice9.I don't have e—friends.A.someB.aC.any10.Now I am _____holiday.A. onB. atC. for11.There are about 200 in the world now.A.countriesB.countryC.countryside12.—_____did you go last summer holiday?—I went to the cinema.A. WhatB. What timeC. Where13.—_____you go to the museum?—No, I_______.A. Did; didB. Do; don'tC. Did; didn't14.____September, I went to Beijing.A. OnB. InC. at15.My summer holiday was wonderful. _____you?A. HowB. AboutC. How about16.—_____was your summer holiday?—It was great.A. HowB. How manyC. How much17.I _____my homework yesterday.A. doB. didC. doing18.—What did your father do yesterday?—He _____books.A. readedB. readC. reads19.My sister's hair _____short last year.A. isB. wereC. was20.During the summer holiday , Jill stayed ____her grandparents.A. inB. withC. on21.Alice _____the beach during summer holiday.A. went toB. visitedC. took22.We went to some ____places in Beijing.A. fromB. farmerC. famous23.I _____my grandparents last summer holiday.A. went toB. visitedC. took24.I'll _____you tomorrow.A. showedB. showC. shows25.I had a _____summer holiday.A. tookB. wonderfulC. went to26.He is six _____ old .A. /B. yearsC. year27.Pandas and Whales are danger nowadays．A. underB. onC. in28.The movie is an story about a brave policeman．A. excitingB. boringC. moving29.Trees are important in our life．We should more trees．A. cut downB. plantC. water30.We should stop the wild animals．A. killingB. killC. to kill31.Did you buy at the science museum?A. somethingB. anythingC. everything32.Big Ben is a clock tower in ．A. BeijingB. TokyoC. London33.Peter a modern car in the car museum yesterday．A. seeB. seesC. saw34.Shanghai is a great city in the of China．A. southB. eastC. west35.Her hair short and her eyes big at the age of one year old．A. is，areB. was，wereC. were，were答案解析部分一、单选题1.C解：句意：快餐.....。
(完整word版)六年级英语下册一般过去式练习题
一般过去时定义：表示在过去某个时间里所发生的动作或存在的状态。
往常在句子里找到表示过去时间的词或词组。
如：yesterday ，yesterday morning/ evening，this morning ，last night/week/ month/year，two days ago，a week ago，等。
如： I went to bed at eleven last night.昨晚我11：00睡觉动词一般过去式变化规则：1. 一般在动词末端加 -ed ，如： cook-cooked, play- played2. 结尾是 e 加 d，如： dance—danced live—lived love—loved use—used argue—argued like—liked phone—phoned arrive—arrived3.末端只有一个元音字母和一个辅音字母的重读闭音节，应双写末端的辅音字母，再加 -ed ，如： stop-stopped ，drop —dropped，skip —skipped 。
control—controlled4．以“辅音字母 +y”结尾的，变 y 为 i ，再加 -ed ，如：study-studied，carry —carried try—tried句式变化Be 动词在一般过去时中的变化。
1) am 和 is 在一般过去时中变成was。
（ was not=wasn’t ）2) are在一般过去时中变成were。
（ were not=weren ’t ）3) 带有was 或were 的句子，其否认、疑问的变化和is, am, are 同样，即否定句在was或were 后加not ，一般疑问句把was 或were 调到句首。
(2)句中没有 be 动词的一般过去时的句子 .He goes to school.过去式：He went to school.否认句： He didn ’t go to school.疑问句： Did he go to school？练习题一、写出以下动词的过去式is\am_________ fly_______see________ are________buy_________play_______ go________ ask _____ like_________ make ________does_________eat__________ draw________dance________run_________二、用 be 动词的适合形式填空1. I _______ at school just now.2. He ________ at the camp last week.3. We ________ students two years ago.4. They ________ on the farm a moment ago.5. Yang Ling ________ eleven years old last year.6. There ________ an apple on the tree yesterday.7. There ________ some cola in the fridge on Sunday.8. The mobile phone _______ on the sofa yesterday evening.9. I ______ an English teacher now.10.She _______ happy yesterday.11. They _______ glad to see each other last month.12.Helen and Nancy ________ good friends.13. The little dog _____ two years old this year.14. Look, there ________ lots of grapes here.15. There ________ a sign on the chair on Monday..三、用动词的适合形式填空1. He _________ (live) in Lin tong two years ago.2. The cat ________ (eat) a bird last night.3. We _______ (have) a party last Halloween.4. I ________ (make) a model ship with Mike yesterday.5. They ________ (play) chess in the classroom last PE les son.6. My mother _______ (cook) a nice food last Spring Festiv al.7. The girls ________ (sing) and _______ (dance) at the pa rty.8. I ______ (watch) a cartoon on Saturday.9. Her father _______ (read) a newspaper last night.10. We _________ to zoo yesterday, we _____ to the park. (go)11. ______ you _______ (visit)your relatives last Spring F estival?12. ______ he _______ (fly) a kite on Sunday? Yes, he___ ___.13 What ______ she _______ (find) in the garden last morni ng? She __________ (find) a beautiful butterfly.14. It ______ (be) Ben’s birthday last Friday.15. We all ______ (have) a good time last night.16. He ________ (jump) high on last Sports Day.17. She likes _____ newspapers, but she ______ a book yest erday. (read)18. He _______ football now, but they _______ basketball ju st now. (play)19. We ___________ (go) to school on Sunday.20. It _____ (be) the 2nd of November yesterday.Mr White ________ (go) to his office by car.21.GaoShan ________ (put)the book on his head a moment ago. 22.Don’t ______ the house. Mum _______ it yesterday. (clean)23. What ____ you ______ just now? I ______ some housework . (do)24. They _________ (make) a kite a week ago.25. I want to _____（eat ） apples.But my dad _______(eat up)all of them yesterday.课本第二单元第三单元单词领读，课文领读。
(完整版word)英语一般过去时专项练习经典含答案
（完整版word）英语一般过去时专项练习经典含答案一、初中英语一般过去时1．My mind wasn't on what he was saying so I'm afraid I ____________ half of it.A. missedB. was missingC. will missD. would miss【答案】A【解析】【分析】句意：本题翻译为：我的心思不在他刚才所说的内容上，所以我担心我刚才错过了一半的内容。
A. missed一般过去时；B. was missing过去进行时C. will miss一般将来时；D. would miss过去将来时。
根据句意，可知表示过去错过了一半的内容，所以用一般过去时，故选A。
【点评】此题考查一般过去时的用法。
2．－Have you finished your homework?－Yes, I have. I it this morning.A. finishB. finishesC. finishedD. have finished【答案】C【解析】【分析】句意：你完成你的作业了吗？——是的，我完成了。
我今天早晨完成的。
结合语境可知下文描述的是过去某时发生的动作，故用一般过去时态。
选C。
【点评】英语中的时态主要是借助于时间状语与上下文语境来进行判断。
解答此类题型，首先要注意句子中的时间状语，如果没有则要通过分析上下文，结合语境来判断句子的时态。
英语疑问句中一般具有时态上的对应关系，注意结合这一特点进行区分。
3．A bridge ________over the river last year.A. buildsB. builtC. was builtD. is built【答案】 C【解析】【分析】句意：去年河上建了一座桥。
主语是谓语的执行者时，用主动语态，主语是谓语的承受者时，用被动语态。
a bridge是谓语build的承受者，用被动语态；表示在last year发生的过去动作，用一般过去时态，故选C。
沪教牛津版(深圳用)英语六年级上册期末测试卷
沪教牛津版（深圳用）英语六年级上册期末测试卷一、单选题1．Some farmers cut ________ the plant and took it ________ a big house yesterday.() A．off; to B．down; away C．down; to 2．People ________ fruit and flowers ________ trees. ()A．have; to B．get; from C．get; to3．—_______ do many rabbits sleep? ()—In holes.A．Where B．Who C．What4．I don’t like playing soccer. My friend ________. ()A．does; too B．don’t; either C．doesn’t; either 5．The Palace Museum is famous ________ the world. ()A．around B．at C．on6．_______ are my neighbours. ()A．The Blacks B．The Black C．Mr Black 7．—What are the brown parts on the map of the Earth? ()—They are ________.A．land B．forests C．oceans8．Sally ______ the Palace Museum last weekend. ()A．went B．visited C．visit9．_________ August, Alice visited her aunt in London. ()A．At B．On C．In10．Sam took a lot of ___________ at our sports meeting. ()A．photoes B．photos C．photo二、词形转换11．some (同义词)12．I (反身代词)13．you (反身代词)14．hobby(复数形式)15．same(反义词)三、用单词正确形式填空16．Don’t drink too much cola. That’s (healthy).17．Kelly (be) about nine (year) old in the photo.18．I played with (he) in my home.19．My holiday (be) fun. I visited a lot of (place).四、对划线部分提问20．My father was seventeen years old in 1988. (对划线部分提问)21．The cakes are on the table. (对画线部分提问)22．There are thirty students in the class. (对画线部分提问)五、连词成句23．the boy, Is, a student (?)24．not, that’s, healthy (.)25．good, a, everyone, had, time (.)26．is, a, my, mother, nurse, (.)27．from, trees, and, wood, fruit, we, get (.)六、完形填空Kunming is a beautiful city. It is in the west 28 Yunnan Province. I 29there with my parents this summer holiday by plane. When we arrived, the weather 30 sunny and hot. So we decided to take a taxi to the hotel first. On the way to the hotel, we31 a lot of nice buildings and many restaurants along the streets. After dinner, we 32a walk near the hotel. In the next morning, we 33 up early and visited a flower market. There were so many beautiful 34 there. They were cheap and fresh, so my mother 35 many of them. Now I know the reason why Kunming is called the Spring City. Because it is full of flowers all the year round.28．A．of B．to C．for29．A．go B．going C．went30．A．is B．was C．be31．A．saw B．sawed C．see32．A．take B．takes C．took33．A．wake B．woke C．awake 34．A．insects B．leaves C．flowers 35．A．bought B．buys C．buy七、阅读选择Tomorrow is a big day! I will be very happy. In the morning, I'm going to go shopping with my parents. We are going to buy fresh vegetables, fruit and flowers. In the afternoon, my mother is going to make dumplings. We are going to have a big dinner together in the evening. After dinner, my grandfather will give me a red envelope. There will be some lucky money in it. We are going to watch TV in the evening, too. There will be a wonderful show on TV. We will have so much fun!36．Who am I going to go shopping with? ()A．My grandfather. B．My parents. C．My uncle.37．What is my mother going to do? ()A．Make cake. B．Make dumplings. C．Make noodles. 38．What does "red envelope" mean? ()A．大餐B．红包C．压岁钱39．What are we going to do after eating dinner? ()40．What is "big day" in the passage? ()A．中秋节B．端午节C．春节八、阅读判断In the Noise Kingdom (王国), people like to make noise. They did everything loudly. Everyone was a noisy neighbour.The king's birthday was coming. He wanted to hear the loudest (最大声的) noise in the world. So all the people must shout together at twelve o'clock on his birthday.Everyone wanted to hear the loudest noise in the world. A boy said, "Let's just open our own mouths and listen." All the people heard about his idea.At twelve o'clock on the king's birthday, all the people just open their mouths and listen. They heard the sounds of the birds and the rivers.The king said, "What nice sounds! I like them." After that, the Noise Kingdom became quiet. People did everything quietly.41．People in the Noise Kingdom liked to make noise. ( )42．The king wanted people to keep quiet on his birthday. ( )43．People did not like the boy's idea. ( )44．On the king's birthday, everyone kept quiet. ( )45．The Noise Kingdom was still noisy after the king's birthday. ( )九、排序题46．将下列句子按顺序排成一段通顺的话。