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#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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九年级·英语·填空题提纲作文

风景在旅途中,成长在过程中,改变在不知不觉中.大家进入初三已经一个多月了,请以"I am not a child any more"为题,根据以下内容写一篇英语短文,详述"我"在学习、生活中的经历,说明我的成长变化. 注意:(1)文中不得出现真实的校名、人名. (2)内容完整、层次清楚、语法正确、上下文连贯. (3)要点必须包括所有相关信息,并作适当发挥. (4)90词左右,文章标题、首句已给出,不计入总词数. I am not a c

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九年级·英语·填空题任务型阅读

Karlsson,a Swedish teacher at Beijing Union University(BUU),has lived in China for over 15 years. The seeds(种子)of his China journey were sown when he joined in a program for East Asian studies at Lund University in Swede

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九年级·英语·填空题日常生活类阅读;形容词词义辨析;记叙文;判断推理

The Chinese video game Black Myth:Wukong(《黑神话:悟空》)has become a big hit.It sold more than 10 million(1)______(copy)in just three days after it came out on August 20.The game is based on(基于)the Chinese story Journey to the

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九年级·英语·填空题动名词

My c ______caused the fire.I forgot to turn off the stove(炉子)before I left.

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九年级·英语·填空题连词

Let\’s go to Kunming for vacation.It\’s n ______too hot nor too cold there.

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九年级·英语·填空题人物故事类阅读

His parents died when he was very young,but love was never a ______in his childhood.

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九年级·英语·填空题日常生活类阅读

Different kinds of music make a ______(colour)world for the blind.

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九年级·英语·填空题翻译填空

The Chinese government has taken further action to keep our ______(person)information safer.

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九年级·英语·填空题形容词的比较级和最高级

The more carefully you think,the better ______(decide)you will make.

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九年级·英语·填空题日常生活类阅读;判断推理;文中细节

This photo ______(使想起) me of my experience of being a teacher.

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九年级·英语·填空题社会文化类阅读

The world is full of amazing things.Let\’s see China\’s amazing technology!Nowadays,we are used to using our phone to get a map of our location.But how do our phones know where in the world,we are and in which direction

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九年级·英语·填空题词根词缀;科普知识类阅读;判断推理

The evening arrived;the boys took their places.The master,in his cook\’s uniform,stood at the table;his poor helpers were behind him;the gruel(稀粥)was served out;and after they spoke to God to give thanks,there was little

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九年级·英语·填空题科普知识类阅读

Battling e-waste E-waste,the world\’s largest and fastest growing type of waste,doesn\’t only come from computers but other electronics as well. In 2019,the world produced 53.6 million tons of e-waste. The world\’s e-was

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九年级·英语·填空题议论文;任务型阅读;内容归纳

When you are curious about something and want to know more about it,you can use the way of asking questions.Asking questions is the first step to make discoveries and find interesting answers.The following steps can guid

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九年级·英语·填空题人物故事类阅读

This summer,when I walked into my grandparents \’ house with my little brother Frank,I tried not to look at Grandpa\’s chair anyway.It still looked the same.His blue (1)______was there,as if (好像) Grandpa was going to pul

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九年级·英语·填空题社会文化类阅读

Type in"A cat wants to go to space"and ask the robot to write a bedtime story.Just one second later,you\’ ll get the story of Max,who passed many difficulties to sing among the stars. This robot writer is real.It\’s call

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九年级·英语·填空题科普知识类阅读;判断推理;文中细节

Sometimes you get so angry(1)______ you feel like you are going to burst(气炸)!It may seem like your anger will be the boss of you.What can you do(2)______(control) your anger and how to make yourself and others keep(3)___

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九年级·英语·填空题日常生活类阅读;议论文;判断推理;文中细节

Before you make friends,you have to decide whom you want to choose to be your friends.Most people like to have friends who like to do(1)______kinds of things as they do.Think about your favorite things and try talking to

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九年级·英语·填空题介词固定搭配;形容词词义辨析;记叙文;判断推理

My father only had one eye.And because of this,I never wished him to show up in my school,being afraid that my classmates would find out I had an ugly father. One day during elementary school,I was terribly ill.My father

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九年级·英语·填空题日常生活类阅读;形容词词义辨析;记叙文;判断推理

Dear Aunt Jane, There is a girl in my class.She is also my good friend.But she is often jealous(嫉妒的) of me.When I wear a pair of new shoes she is jealous of me.When our teacher praises me for answering questions correctl

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