第一篇:2015-2016學年第一學期紅山區數學期末測試題
2015-2016學年第一學期紅山區七年級學習評價
一、選擇題(本大題共8小題,每小題3分,共24分)1.-5的相反數是()A.1B.?15
C.5
D.-5 2.下列圖形中正確的表示數軸的是()
A
B
C
D 3.多項式?a?2b2的二次項系數是()
A.2
B.-2
C.1
D.-1 4.如圖,在直線上順次取A、B、C、D四點,則下列表示不正確的是()
A.AC=AB+BC
B.AD=AC+CD C.CD=BD-BC
D.AB=AD-CD
5.下列說法:①若x?2,則x??2;②1是單項式,且它的次數為1;③在直線、射線中,射線比直線短;④對于有理數m、a、b,若ma=mb,則a=b.其中正確的是()A.①②
B.①④
C.③④
D.① 6.某商品提價25%后,欲恢復原價,則應降價()
A.15%
B.25%
C.20%
D.50% 7.下列四個圖中,是三棱錐的表面展開圖的是()
A
B
C
D 8.若?m?1?x2??m?1?x?8?0是關于x的一次方程,則m的取值為()A.1
B.-1
C.?
1D.m?1的全體有理數
二、填空題(本大題共8個小題,每小題3分,共24分)
9.據統計,赤峰市紅山區常住人口約為430000人,將430000用科學記數法表示為。10.①比較大小:-3-2
②54.4??54?';
③已知?1?35?18',則?1的余角是?.11.化簡:-(-6)=;?3?;?????2??5?。
12.如右圖所示,圖中有條線段.13.四棱柱有個面,這些面相交形成了條棱,這些棱相交形成了點。
14.X=2是方程2x-3=n-12x的解,則2n+6=。
15.如果多項式?13x?m?1y?2x2是三次二項式,則m=。
16.已知方程x?ab?b?xa?2?ab?0?是關于x的一元一次方程,則a,b之間的關系是。
三、解答題(本大題共10個小題,滿分102分,解答時應寫出必要的文字說明、證明過程或驗算步驟)17.(本題滿分8分)計算:
(1)(-9)x(-8)÷3-25
(2)36???2?3?3?4?????2?3
18.(本題滿分10分)解下列方程:
(1)3x?6?x?3
(2)
x?12?1?3x?16
19.(本題滿分6分)列式計算下列問題:
一天,小紅與小麗利用溫差測量山的高度,小紅在山頂測得溫度是-4℃,小麗此時在山腳測得溫度是6℃.已知該地區高度每增加100米,氣溫大約降低0.8℃,這個山峰的高度大約是多少米?
20.(本題滿分10分)先化簡,再求值。
3?x2?2xy???3x2?2??2xy?y2?3??4y2?,,其中x?123,y??3
21.(本題滿分10分)列一元一次方程解決實際問題
整理一批數據,同一個人做需80小時完成,現在計劃先安排一些人做2小時,在增加5人做8小時,完成這項工作的34。假設這些人的工作效率相同,那么計劃先安排多少人工作2小時?
22.(本題滿分10分)
如圖,O是直線AB上一點,OC為任一條射線,OD平分?BOC,OE平分?AOC.(1)填空:?AOC的補角是,?BOD的補角是,(2)設?BOC?68?,求?COD和?AOE的度數;
(3)寫出?COD與?EOC的數量關系,并說明理由。
23.(本題滿分10分)
小明每天早晨要在7:50之前趕到距家1000米的學校上學,一天,小明以80米/分鐘的速度出發,5分鐘后,小明的爸爸發現他忘了帶語文書。于是爸爸立即以180米/分鐘的速度去追小明,并且在途中追上了他。
(1)爸爸追上小明用了多長時間?
(2)小明被追上時,距離學校還有多少米?
24.(本題滿分12分)
將連續的奇數1,3,5,7,9……排成如下圖所示的數表。(1)寫出十字形框中的五個數之和與中間數15的關系;
(2)設中間數為a,請試用含a的代數式表示十字框中五個數之和;(3)若將十字形框上下左右移動,可框住另外五個數。
①當a為何值時,這五個數之和等于2015?
②這五個數的和可能是1955嗎?如果可能,求出a值;如果不可能,說明理由。
25.(本題滿分12分)
已知線段AB=12cm,直線AB上有一點C,且BC=6cm,D是線段AC的中點,求線段AD的長。
26.(本題滿分14分)
某地上網有兩種收費方式,用戶可以任選其一.方式一計時制:2.8元/小時;方式二包月制:60元/月。此外,每種上網方式都加通訊費1.2元/小時。
(1)某用戶每月上網20小時,選用那種上網方式比較合算?
(2)某用戶每月有120元錢用于上網,選用哪種上網方式比較合算?
(3)請你為用戶設計一個方案,使用戶能合理地選擇上網方式。
第二篇:2011—2012學第一學期六年級期末測試題
2011—2012學第一學期六年級期末測試題
一、想一想,我會填。(每空1.5分,共30分。)
1、發動第二次鴉片戰爭的借口是________________和________________。
2、甲午戰爭中,全軍覆滅。1895年,日本政府迫使清政府簽訂了喪權辱國的《》,大大加深了中國人民的災難。在甲午戰爭中中國失敗的根本原因是。3、1911年,在中國大地上爆發了一場對中國歷史進程產生重大影響的革命。這就是以先生為代表的革命黨人領導的。1912年1月1日,他在南京宣誓就職,宣告成立。
4、我國的根本制度是制度,我國的根本制止制度是制度,在我國,國家權力屬于,人民行使國家權力的機關是和地方各級人民代表大會。
5、無論是村民委員會還是城市居民委員會都是我國制度的重要組成部分。
6、圓明園是舉世聞名的,可這樣一座世界級的園林,卻毀在了侵略者的暴行之中。
7、中國第一個農村革命根據地是,中國工農紅軍地意志堅強的軍隊是。
8、“十一”長假是我國的法定節假日,規定十一長假依據的歷史事件是。9、1949年4月23日,人民解放軍突破防線,占領,宣告蔣家王朝的覆滅,中國人民獲得了解放。
二、我是小法官。(每空1分,共10分。)
1、鴉片輸入中國是合法經營,雙方買賣公平,不會給中國造成危害。2、1840年5月,侵略者入侵廣州后,廣州三元里人民自發地組織起來,將侵略軍打得狼狽逃串,跪地求饒。
3、我國政府從1997年7月1日起,恢復對香港行使主權。
4、《馬關條約》使中國的半殖民地化大大加深了。
5、黃海戰役后,由于清政府采取妥協退讓的政策,在軍事上消極防守,才使駐守在威海衛軍港的中國北洋艦隊全軍覆滅。
6、我們作為國家的小主人,祖國未來的建設者,享有憲法和法律規定的所有權利。
7、到本世紀的50年代,我國將實現全面建設小康社會的目標。
8、中共一大召開的地點顯示上海,后來在浙江。
9、辛亥革命有成功的一面,也有失敗的一面。
10、人民代表大會制度是我國人民當家做主的真正體現。
三、對號入座。(每題2分,共20分。)
1、“茍利國家生死以,豈因禍福避趨之。”這句話是說的。A、孫中山 B、林則徐 C、丁汝昌
2、中國歷史上第一個不平等的條約是。A、《南京條約》
B、《天津條約》C、《北京條約》
3、八國聯軍發動侵華戰爭,迫使清政府簽訂了喪權辱國的。A、《天津條約》B、《北京條約》C、《辛丑條約》 4、1905年8月,孫中山在日本東京成立了全國性的唯一的資產階級革命政黨是。A、興中會 B、中國同盟會 C、華興會
5、這里是中國近代最早被迫開放的通商口岸之一,也是中國共產黨的誕生地,2010年這里有舉辦了世博會,成為展示各國科技成果和民族文化的舞臺。“這里”是指。A、武漢
B、南京
C、上海
6、戊戌變法時期成立的京師大學堂是的前身。A、北京師范大學
B、北京大學
C、清華大學
7、為紀念中國人民軍隊的誕生,被確定為中國人民解放軍建軍節。A、5月4日
B、7月1日
C、8月1日 8、2011年11月,在酒泉衛星發射中心發射成功。A、神舟七號
B、神州八號 C、神舟九號
9、挽救了黨,挽救了紅軍,成為黨的歷史上生死攸關的轉折點的是。A、中共七大
B、遵義會議
C、中共八大
10、以下屬于抗日戰爭時期戰役的是。
A、平津戰役
B、淮海戰役
C、臺兒莊戰役
四、材料分析題、列舉題。(共40分)
1、(8分)
(1)、鴉片俗稱________________,有罌粟果汁提煉而成,是一種________________。(2分)(2)、鴉片對人的危害有哪些?(4分)
(3)、請你以此為主題寫一則公益廣告。(2分)
2、(7分)
(1)、左圖是________________(2分)
(2)、這場浩劫發生在________________戰爭中。(2分)(3)、請你說一說自己的感受。(3分)
3、新中國成立60多年來,取得了許多舉世矚目的偉大成就,請你列舉近幾年我國取得的成就。(不少于三個方面)(6分)4、4、2002年11月,黨的十六大確立了全面建設小康社會的奮斗目標,請你列舉小康社會的六個更加分別是什么?(6分)
5、列舉出解放戰爭中的三大戰役。(3分)
6、人民英雄紀念碑碑文中寫道:三年以來,在人民解放戰爭和人民革命中犧牲的人民英雄
們永垂不朽!三十年以來,在人民解放戰爭和人民革命中犧牲的人民英雄們永垂不朽!由此上溯到一千八百四十年,從那時起,為了反對內外敵人,爭取民族獨立和人民自由幸福,在歷次斗爭中犧牲的人民英雄們永垂不朽!(1)、人民英雄紀念碑碑文“三年以來”指的是什么事件?(2分)
(2)、“三十年以來”指的是哪一年的什么事件為開端的。(3分)
(3)、“由此上溯到一千八百四十年,從那時起”那時指的是什么事件?((4)(4)、試列舉中國近代列強發動的侵略戰爭。(至少三個)(3分)
2分)
第三篇:深圳市2012-2013學第一學期期末測試題A
深圳市2012-2013學第一學期期末測試題
七年級英語(上海教育出版社)時間:90分鐘
學校:班級:學號:姓名:
一、單項選擇(15分)從從下面每小題的A.B.C.D四個選項中選出可以替換劃線部分的最佳選項。1.I get up early every morning and I’mA.oftenB.alwaysC.not oftenD.sometimes 2.She doesn’tA.use;forB.take;toC.cost;forD.offer;to 3.We can’t liveA.with airB.have no airC.if there is no airD.by air 4.People come from everywhere to celebrate the victory.A.every placeB.each thingC.some placesD.no placesA.go toB.go away fromC.arriveD.set from 從下面每小題的A.B.C.D四個選項中選出可以填入空白處的最佳選項。6.She bought a digital camera online________she would save a lot of time.A.so thatB.as soon asC.no matterD.such that 7.Which do you enjoy________your weekends,fishing or watching TV?A.spendingB.to spendC.being spentD.spend 8.There is_______packet of sugar on ______table.A.a;/B.a;theC.the;/D.the;a 9.Susan is good________Chinese.And she likes_______music.A.in;listenB.in;listeningC.at;listening toD.at;listen 10.There is______on the table.A.a bowl and two cups of teaB.two cups of tea and a bowlC.two cups of teaD.cups of tea 11.--_______do you sleep every night?---More than 7 hours.A.How oftenB.How manyC.How muchD.How long 12.______are good friends.A.Lily,you and IB.You;Lily and meC.You;Lily and ID.I;You and Lily 13.I______a mistake.Please don’t be angry with me.A.makeB.madeC.will makeD.had made 14.Excuse me.________you_______a crayon?A.Are;thereB.Do;haveC.Are;haveD.Is;there 15.Let’s _______waste time.There is going to be the final exam in two weeks.A.don’tB.not toC.notD.don’t to
二、完形填空(10分)His neighbor Cathy is a kind girl.She has many friends.She finds the boy never talks with anybody and One afternoon, Cathy told David, “It'll be my sixteenth birthday tomorrow.I'll have a birthday party.Would
you like to come?”
“__ and asked, “What's the matter, dear?”
“What would you like if it was your sixteenth birthday, Mom?”
“Nothing,“ the woman said, ”I just wish I were sixteen.”
()1.A.townB.cityC.villageD.country
D.opening
D.little
D.he
D.likes
D.Certainly
D.pen
D.address()2.A.openB.opens()3.A.homeB.shop()4.A.a few()6.A.enjoy()7.A.WellB.few()5.A.himselfB.himB.enjoysB.NoC.openedC.a littleC.his C.likeC.buildingD.family C.SorryC.present C.place()8.A.bookB.dress()9.A.forgotB.forget()10.A.home
三、閱讀理解(40分)B.numberC.rememberD.remembered
A
Many students in China are learning English.Some of these students are small
children.Others are teenagers(十幾歲的青少年).Many are adults.Some learn at school, others study by
themselves.A few learn English language(語言)over the radio, on television, or in films.One must work hard to learn another language.Why do all these people want to learn English? It is difficult to answer that question.Many boys and girls learn English at school because it is one of their subjects.They study their own language and maths and English...Some people learn English because it is useful for their work.Many people often learn English for their higher studies, because at college or university(大學)some of their books are in English.Other people learn English because they want to read newspaper and magazines in English.()21.Many students in China are learning English, aren't they? ____.A.No, they aren'tB.No, they are
C.Yes, they areD.Yes, they aren't)22.If one wants to learn another language well, he must ____.A.learn at schoolB.study by himself
C.work hardD.study hard)23.The sentence “It is difficult to answer that question” means ____.A.that question is not difficult to answer
B.that question is difficult to answer it
C.it is difficultly to answer that question
D.it is hard to answer that question)24.“Their own language” means ____.A.ChineseB.EnglishC.FrenchD.Japanese)25.What's the Chinese of “study by themselves”?
A.和他們一起學習B.自學
C.向他們學習D.通過學習
B
((((Once upon a time, there lived a rich man.He had a servant(仆人).He and the servant loved wine and good food very much.Each time the rich man left his home, the servant would drink the wine and eat up all the nice food in the house.The rich man knew what his servant did, but he had never caught his servant doing that.One morning, when he left home, he said to the servant, “Here are two bottles of poison(毒藥)and some nice food in the house.You must take of them.” With these words, he went out.But the servant knew that the rich man had said was untrue.After the rich man was away from his home, he enjoyed a nice meal.Because he drank too much, he was drunk and fell to the ground.When the rich man came back, he couldn’t find his food and his wine.He became very angry.He woke the servant up.But the servant told his story very well.He said a cat had eaten up everything.He was afraid to be punished(懲罰), so he drank the poison to kill himself.()26.In the story, _______ liked wine and good food very much.A.the rich manB.the servantC.both A and BD.neither A and B
()27.The rich man knew that it was _______ that drank the wine and ate up all the nice food.A.the catB.himselfC.nobodyD.the servant
()28.The rich told the servant that there was poison in the two bottles, because ________.A.there was in fact poison in the bottles
B.did not want the servant to drink his wine
C.he wanted to kill the cat
D.he wanted to kill the servant
()29.In fact, _______ ate all the nice food and drank the wine.A.the servantB.catC.the rich manD.nobody
()30.From the story, we know that the servant is very _______.A.lazyB.badC.cleverD.kind
C
Everyone likes living in a clean and comfortable environment.If the environment(環境)are bad, it will affect(影響)our body, and make us not feel well.Sometimes we may be terribly ill.At that time we don’t want to work, and we have to stay in bed and rest at home.So the environment is very important to us.It’s germs that makes us ill.There are germs everywhere, They are very small and you can’t find them with your own eyes, but you can see them with a microscope(顯微鏡)They are very small and there may be hundreds of them on a very small thing, Germs can always be found in dirty water.When we look at dirty water under the microscope, we shall see them in it.Germs can also be found in air and dust(灰塵).If you cut your finger, some of the dust from the floor may go into it, and you will have much pain in it.Sometimes the germs will go into all of your body, and you will have pain everywhere.To keep us healthy, we should try to our best to make our environment become cleaner and tidier.This needs us to act together.31.The writer tell us that________.A.we like working when we are ill
B.germs can’t live in the water.C.we can’t feel ill if the environment is bad.D.we feel well when the environment is good.32.Germs are________.A.very small things that you can’t see with your eyes.B.the things that don’t effect people.C.the things that you can find with your eyes.D.the things that are very big.33.Where can germs be found? They can be found_________.A.on the small thingB.in air and dust
C.only in dirty waterD.everywhere
34.How will you feel if germs go into the finger that is cut?
A.I will feel nothing.B.I won’t mind.C.I will feel tense.D.I will feel painful.35.From the passage we know that________.A.environment doesn’t affect our life
B.we don’t need to improve our environment
C.germs may make us ill
D.if the environment is better, germs will be more.D
If you go into the forest with friends, stay with them.If you don’t, you may get lost.If you do get lost, this is what you should do.Sit down and stay where you are.Don’t try to find your friends.Let them find you.You can help them to find you by stay in one place.There is anther way to help your friends or other people to find you.Give them a signal(信號)outing or whistling(吹口哨)three times.Stop.Then shout or whistle three times again.Any signal given three times is a call for help.Keep on shouting or whistling, always three times together.When people hear you, they will give two shouts or two whistles.When a signal is given twice, it is an answer to a call for help.If you don’t think that you will get help before night comes, try to make a small room with branches.(樹枝)What should you do if you get hungry or need drinking water ? You would have to leave your little branch room to look for something to eat and drink.Don’t just walk away.Pick up small brunches and drop them as you walk so that you can find your way back.The most important thing to do when you are lost---stay in one place.根據文章判斷正(T)、誤(F)
()36.If you get lost in the forest, you should walk everywhere to find your friends as soon as possible.(盡快)
()37.You can keep on shouting or whistling always three times together for help.()38.When you hear two shouts or whistles, you know that people will come to help you.()39.You can’t go anywhere even when you feel thirsty(口渴的)or hungry.()40.You can find your way back to your branch room easily without leaving any branches as you walk.四、用所給單詞適當形式填空(10分)
1.In______(day)life,I am kind to people around me.2.My father_______(take)exercise every day.3.The sun_______(rise)in the east every day.4.I want three________(glass)of juice,please.5.Even as the sun was shining________(bright),it began to rain.6.It’s ________(excite)to find out the answer.7.The Basketball Club will teach you how_________(play)basketball.8.These boys ran so fast and they soon___________(appear)
9.Miss White teaches_________(we)English at school,and my father teaches_______(I)at home.A:Excuse me.____1___
B:Of course.Walk along Yanggao Road.You will find the park on your right.A:___2__
B:I think it’s about twenty minutes’ walk.A:____3__
B.Yes,but you can take a bus there.A:____4___
B:No.788 bus.____5___
A:Thank you very much.B:It’s my pleasure.1._________ 2._________ 3._________ 4._________5._________
A:Hello!May I speak to Tom?
B:yes,this is Tom speaking.Who’s that?
A:This is Jason.What are you going to do tomorrow?
B:I have no______.Do you have any plans?
A:I’m going to ________Guangzhou Tower.Will you come with me?
B:It sounds_______.When are you going to set off?
A:At6:00am
B:How do you|_____there?
A:By bus.Shall we ______at the gate of Guangzhou Tower?
B:Yes.See you then.A:See you then.1._________2.________3.________4._________5.________
五、書面表達(15分)
根據英文提示,以“I like the Internet”為題,寫一篇100詞左右的短文,短文開頭已給出,所給英文提示詞語也必須全部用上。
1.an important part, in our daily life, useful
2.search, download(下載)information
3.read English Weekly, with … help, practice
4.send e-mails, make telephone calls
5.buy, online, interesting, colorful
I like the Internet
__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
第四篇:2013—2014學六年級數學第一學期期末測試題(青島教育版)
2013—2014學六年級數學第一學期期末測試題(青島教育版)
一、認真思考,謹慎填空。(每空1分,共15分)
1.()比20米多20%,3噸比()千克少40%。2.9 ÷()= 0.75 =()︰24 =()% 3.有10噸媒,第一次用去15,第二次用去1
噸,還剩下()噸媒。4.0.75︰9
化成最簡整數比是(),比值是()。5.37、46%和0.45按從大到小的順序排列起來應為()。6.用圓規畫一個周長為18.84厘米的圓,圓規兩腳間的距離應取()厘米,所畫圓的面積是()平方厘米。
7.在括號里填上“〉”“〈”或“=”。
15×34()15÷43755744448×6()6÷89+9()9×98.六(1)班今天出勤48人,有2人因病請假,今天六(1)班學生的出勤率是()。
二、仔細推敲,正確判斷。(正確的在括號內打“√”,錯的打“×”)。(10分)1.一個數乘以分數的意義與整數乘法的意義不同。()2.甲數和乙數的比是4︰5,那么乙數比甲數多25%。()3.因為
35= 60%,所以3
米 = 60%米。()4.一個數除以分數的商不一定比原數大。()
5.加工97個零件全部合格,合格率是97%。()
三、反復比較,果斷選擇。(把正確答案的字母填在括號里)(10分)1.周長相等時,()的面積最大。
① 圓② 長方形③ 正方形 2.把30%的百分號去掉,原來的數就()。
① 擴大100倍② 縮小100倍③ 不變
3.37米,第二段占全長的3,兩段相比()。
A.第一段長B.第二段長C.一樣長D.無法確定4.x、y、z是三個非零自然數,且x×
65= y×810
7= z×9,那么x、y、z按照從大到小的順序排列應是()。① x﹥y﹥z② z﹥y﹥x③ y﹥x﹥z④ y﹥z﹥x5、要剪一個面積是12.56平方厘米的圓形紙片,至少需要面積是()平方厘米的正方形紙片。A.12.56B.14C.16D.20
四、注意審題,細心計算(共30分)1.直接寫出得數:(每小題1分,共6分)2147711117×2=19÷19=12+ 2=4×(12+4)=1÷37.5%=(4-15)×20 =
2.計算,能簡算的要簡算:(每小題3分,共12分)
56÷573818
13311112+15×717÷ 9+9×17(2-8)÷48÷(1-2-4)
3、解方程(每小題3分,共12分)
X27X=114X÷18 =15×2340%X-14 =7
123.5-40%x=2.7
五、運用知識,解決問題(每小題7分。共30分)1.王叔叔家養雞20只,養的鴨比雞多3
5,鴨比雞多多少只?
2、小明看一本故事書,第一天看了全書的1
4,第二天比第一天多看2頁,還剩20頁沒看,這本書一共有多少頁?
3、歌廳有一個圓形表演臺,周長43.96米。現在半徑加寬1米,比原來的面積增加多少?
4、兩個車間共有150人,如果從外地調入50人到第一車間,這時一車間的人數是二車間的2
3,二車間原來有多少人?
5、修一條公路,甲隊修了全長的1
3,乙隊和丙隊修路的比是3:5,已知甲隊比乙隊多修24米,這條公
路全長多少米?
第五篇:2013—2014學青島版六年級數學第一學期期末測試題
2013—2014學六年級數學第一學期期末測試題(青島教育版)
一、認真思考,謹慎填空。(每空1分,共15分)
1.()比20米多20%,3噸比()千克少40%。2.9 ÷()= 0.75 =()︰24 =()% 3.有10噸媒,第一次用去4.0.75︰5.11***
÷+×÷ 9+×(-)÷÷(1--)612***824
11,第二次用去噸,還剩下()噸媒。553、解方程(每小題3分,共12分)
211217
XX=X÷ =15×40%X-=3.5-40%x=2.7 71483412
五、運用知識,解決問題(每小題7分。共30分)1.王叔叔家養雞20只,養的鴨比雞多
2、小明看一本故事書,第一天看了全書的共有多少頁?
3、歌廳有一個圓形表演臺,周長43.96米。現在半徑加寬1米,比原來的面積增加多少?
X kB 1.c o m4、兩個車間共有150人,如果從外地調入50人到第一車間,這時一車間的人數是二車間的間原來有多少人?
化成最簡整數比是(),比值是()。163、46%和0.45按從大到小的順序排列起來應為()。7
6.用圓規畫一個周長為18.84厘米的圓,圓規兩腳間的距離應取()厘米,所畫圓的面積是()平方厘米。
7.在括號里填上“〉”“〈”或“=”。xK b1.C om
***4×()÷×()÷+()×545386689999
3,鴨比雞多多少只?5
8.六(1)班今天出勤48人,有2人因病請假,今天六(1)班學生的出勤率是()。
二、仔細推敲,正確判斷。(正確的在括號內打“√”,錯的打“×”)。(10分)1.一個數乘以分數的意義與整數乘法的意義不同。()2.甲數和乙數的比是4︰5,那么乙數比甲數多25%。()3.因為,第二天比第一天多看2頁,還剩20頁沒看,這本書一4
= 60%,所以米 = 60%米。()55
4.一個數除以分數的商不一定比原數大。()
5.加工97個零件全部合格,合格率是97%。()
三、反復比較,果斷選擇。(把正確答案的字母填在括號里)(10分)1.周長相等時,()的面積最大。wWw.xK b 1.c o M① 圓② 長方形③ 正方形 2.把30%的百分號去掉,原來的數就()。
① 擴大100倍② 縮小100倍③ 不變
3.米,第二段占全長的,兩段相比()。
77A.第一段長B.第二段長C.一樣長D.無法確定4.x、y、z是三個非零自然數,且x×,二車3
應是()。① x﹥y﹥z② z﹥y﹥x③ y﹥x﹥z④ y﹥z﹥x15、要剪一個面積是12.56平方厘米的圓形紙片,至少需要面積是()平方厘米的正方形紙片。
5、修一條公路,甲隊修了全長的,乙隊和丙隊修路的比是3:5,已知甲隊比乙隊多修24米,這條公
A.12.56B.14C.16D.20
3四、注意審題,細心計算(共30分)1.直接寫出得數:(每小題1分,共6分)路全長多少米? 2147711111 ×2=÷=+ =4×(+)=1÷37.5%=(-)×20 =
6810
= y×= z×,那么x、y、z按照從大到小的順序排列579
7191912212445
新課標第一網系列資料
2.計算,能簡算的要簡算:(每小題3分,共12分)
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