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#1 · 常错题

#2 · 常错题

将循环小数化为分数:整数、有限小数、循环小数都可以化成分数,整数和有限小数化成分数容易,循环小数如何化成分数呢?请看下面的例子. 将循环小数$0.288\ldots $化成分数:将$0.288\ldots $分别乘$10$和$100$,得$2.88\ldots $和$28.88\ldots $,两个得数相减得$26(两个得数小数部分相同)$,而相减所得的$26$应该是$0.288\ldots $的$\left(100-10\right)

#3 · 常错题

今年市委市政府积极推进创建“全国文明城市”工作,市创城办公室为了调查初中学生对“社会主义核心价值观”内容的了解程度\((\)程度分为:“\(A-\)十分熟悉”,“\(B-\)了解较多”,“\(C-\)了解较少”,“\(D-\)不知道”\()\),对我市一所中学的学生进行了随机抽样调查,根据调查结果绘制了两幅不完整的统计图如图,根据信息解答下列问题: \((1)\)本次抽样调查了多少名学生; \((2)\)补全条形统计图和扇形统计图; \

#4 · 常错题

#5 · 常错题

一批水果的标准质量是$30$千克,超出标准质量记为正,低于标准质量记为负,现记录如下:$+8$,$-9$,$-5$,$+7$,$-8$,$-6$,$+7$,$+10$. $(1)$这批水果总共有多少千克? $(2)$第一天按每千克价格$5$元卖出了这批水果的一半,第二天为了吸引顾客把第一天卖水果的价格降价$20\%$后作为新的价格,卖完了剩下的水果,请计算一下这批水果一共卖了多少钱?

#6 · 常错题

分类讨论思想是数学的重要思想,在学习有理数的过程中,也深有感受$!$ $(1)$当$ab \lt 0$时,若$b \gt 0$,$|a| \lt |b|$,则$a+b \_\_\_\_\_\_0$; $(2)$当$abc \lt 0$时,若$ab \gt 0$,则$c \_\_\_\_\_\_0$; $(3)$已知$a$,$b$,$c$是非零有理数,则$\frac{a}{|a|}+\frac{b}{|b|}+\frac{c}{|c|}=

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七年级·英语·填空题小作文

请根据以下要点和要求,以"My Classroom"为题写一篇英语短文,介绍你的班级. 要点: (1)教室的基本情况(位置,大小等); (2)教室内部情况(设备,设施等); (3)谈谈你在教室里学习的感受. 要求: (1)文中不得出现真实的人名和校名; (2)文章内容需包括以上要点,可适当发挥; (3)使用存现句(there be结构)描述,不少于70词. (多媒体黑板:multimedia blackboard) My Classro

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七年级·英语·填空题小作文

根据中文和英文提示,写出意思连贯、符合逻辑、不少于50词的短文,所给英文提示词语仅供选用,请不要写出你的真实校名和姓名. 假如你是李华,你的美国朋友Mike通过邮件和你交流垃圾分类问题.请你通过邮件告诉他你对拉圾分类重要性的认识,你在生活中的具体行动,以及你的感受. 提示词语:garbage 垃圾,dustbin 垃圾桶,classify分类,environment环境 提示问题: ①Why is it important to cla

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七年级·英语·填空题小作文

我的叔叔有一个大农场,你能在农场里看到许多种类的动物. My uncle has a big farm.You can see many ____________ animals on the farm.

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七年级·英语·选择题英译汉

I\’m a bit nervous in junior high,______ I\’m also excited.( )

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八年级·英语·填空题英译汉

Nick went somewhere quiet with his family during the National Day holiday.(改为否定句) Nick didn\’t ____________ quiet with his family during the National Day holiday.

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七年级·英语·填空题英译汉

On the first day of junior high,I felt a bit ______[ˈnɜːvəs]

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八年级·英语·解答题图表作文

根据下列某学校八年级一班的活动调查表,用英语写一篇短文. Class 1,Grade 8:Activity Survey Activity Every Day Twice a Week Four Times a Week Watch TV 60% 20% 20% Have Sports 10% 20% 70% Do Homework 100% 0% 0% (All the students=100% Most students=51%~

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七年级·英语·填空题英译汉

A Happy Corner:Classroom Farm At school,we have a special (1)______.It\’s next to our sports field.There,we grow vegetables (2)______ have interesting classes.We call (3)______ the "classroom farm".(4)______ the farm you

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九年级·英语·填空题英译汉

The long waiting time outside the school gate makes the parents grow ______ (急躁的).

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七年级·英语·填空题翻译填空

她很友好.我们都想和她交朋友. She is very kind.We all wants to __________________ her.

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八年级·英语·填空题日常生活类阅读

Another school year is over.I did (1)______ (good) in my exams.Our school (2)______ (organize)a special two-week summer camp.I am going to the countryside.I (3)______(stay) with a family in their home. (4)______the same

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七年级·英语·选择题日常生活类阅读

When it rains,it\’s not easy for my grandmother to use umbrella.( )

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七年级·英语·填空题日常生活类阅读

A:I\’m Peter. (1)______ your name? B:My name (2)______Helen. A:How do you (3)______ your name? B:H-E-L-E-N,Helen. A:How are you,Helen? B:I\’m fine,thank you.And you? A:I\’m (4)______,thanks. B:Oh,that\’s the (5)______.Le

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七年级·英语·选择题日常生活类阅读

The workers______a piece of paper with "No Smoking" on the wall.( )

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七年级·英语·选择题日常生活类阅读

Ben\’s grade isn\’t very good because he often ____________ in test(考试).( )

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七年级·英语·填空题日常生活类阅读

Tomorrow is Sunday.Tina and Mary don\’t need to go to school.These are their Sunday plans. Tina\’s Sunday Plan *Play the piano from 8:00 a.m.to 9:10 a.m. *Do homework from 9:30 a.m.to 11:30 a.m. *Read books for two hours

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九年级·英语·填空题人物故事类阅读

John Thomas was a student,but he had been a famous champion(冠军).Everybody at Boston University liked this tall,quiet boy.Once he was hurt,everybody at Boston University was(1)______.People all over the country(2)______ab

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七年级·英语·填空题人物故事类阅读

I\’m Jane Smith.I have many friends.They are Tom,Peter,Mary and Laura.Here is something about them. Tom I\’m in Grade Six.I\’m eleven years old.I\’m a tall boy.I like playing basketball with my classmates after school.It

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八年级·英语·填空题人物故事类阅读

Yesterday I went to a store with my mom.When we left our car in the car park,we saw a young man in front of us.He was laughing at a woman.The woman was fat,and she was trying to put her things into her car.But it seemed

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七年级·英语·选择题特殊疑问句

— . —She is fine.Thanks.( )

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