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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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九年级·英语·填空题连词成句

Hello! Hi! (1)______ Yes,I haven\’t seen you for 2 years. (2)______ I\’m in Taiyuan now.(3)______ I\’m still in our hometown.Did you use to be in Datong? Yes,I stayed in Datong last year.By the way,do you remember our ma

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九年级·英语·填空题连词成句

I read about an article about the Chinese animal signs today.It says that in the Chinese lunar c(1)______ ,there are 12 animal signs.And your animal sign is decided by the year you were b (2)______ in.It sounds like our

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九年级·英语·选择题英译汉

I didn\’t go to watch the movie with him I saw it last week.( )

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九年级·英语·填空题英译汉

Simon was a six-year-old boy.One day he was taking a (1)______class.The teacher asked him,"If I give you one apple and one apple and one more apple,and then how many apples will you have?" Within seconds Simon (2)______c

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九年级·英语·填空题连词成句

A father was worried about his son,who was sixteen years old but had no courage at all.So the father decided to call on a master to train his boy. The master said to the boy\’s father, "Your son should remain alone here.

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九年级·英语·填空题连词成句

Many students have some (1)______.For example,some students do not learn their school subjects(2)______.Some are good at(3)______ and do well in many exams,(4)______ they are doing very badly in sports and they do not ha

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九年级·英语·填空题图画作文

为了交流学习经验,提高学习效率,《英语报》正举办以"How to Be a Good Learner"为题的征文比赛,请你踊跃投稿. 要求: (1)语句通顺,书写规范; (2)可以适当发挥,以保证内容的完整、丰富与流畅; (3)80词左右,开头和结尾已经给出,不计入总词数. How to Be a Good Learner To be good learners,we should______. I hope all these wil

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九年级·英语·填空题日常生活类阅读

在我看来,学生在学校学习一些基本的生活技能是很重要的. ______,it is important for students to learn some basic life skills at school.

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九年级·英语·填空题日常生活类阅读

配 对 阅读 读 左 栏 是 对 中 国 传 统 文 化 感 兴 趣 的 五 位 外 国 学 生 的 描 述 ,右 栏 是 中 国 传 统 文化 活 动 的 简 介 ,请 为 左 栏 的 每 位 学 生 选 择 一 个 合 适 的 活 动 ,并 将 答 题 卡 上 对 应 题 目 所 选 的选 项 涂 黑. (1)______Lisa becomes interested in traditional Chinese painting

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九年级·英语·填空题人物故事类阅读

When I was a teenager,I got lost in a foreign country.I was in Berlin,Germany,on my month-long trip in Europe.My team and I had one night there to spend.Having nothing to do,most of my teammates decided to have a dance p

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九年级·英语·填空题新闻报道类阅读

Chinese team won forty gold m ______(奖牌) in the Paris Olympics.

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九年级·英语·填空题新闻报道类阅读

On August 3,2024,21-year-old Chinese player Zheng Qinwen beat another tennis player Vekic and won the women\’s singles gold at the Paris Olympics.It was China\’s second Olympic gold medal in tennis,following a women\’s d

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九年级·英语·填空题阅读排序

Lu Xun is one of the greatest Chinese writers of the 20th century.Besides his famous stories,he also wrote many influential articles about the living conditions of Chinese people. Born in 1881 to a wealthy family,Lu Xun

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九年级·英语·填空题阅读排序

Born in Ghana,West Africa,in 1989.Freddy Adu has become one of the most promising young soccer players in the world.Soccer fans have been crazy about him since 2003,when he became the youngest player to join a profession

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九年级·英语·填空题新闻报道类阅读

Crossing over mountains and passing by rivers,a group of Laotian (老挝的) children arrived in China on the China-Laos railway train. This is the cultural (文化的) journey recorded in the documentary (纪录片) The Memory of All the

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九年级·英语·填空题新闻报道类阅读

"Guangzhou has become so much more modern," said Julia Onbashi,a 34-year-old from Russia.She returned to Guangzhou after 10 years,thanks to the 1 44-hour visa-free transit (中转)policy. From Dec 5 to 7,2023,Onbashi travele

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九年级·英语·选择题祈使句

If Xiaolin_____early,he won\’t miss the early bus.( )

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九年级·英语·选择题一般现在时的被动语态

The graduation ceremony in our school hall every year.It has become a tradition.( )

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九年级·英语·选择题一般现在时的被动语态

Generally speaking,tea plants ________ on the sides of mountains.( )

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九年级·英语·选择题状语从句

---Tina wants to know if you _________ to the park with us tomorrow. ---I\’d love to.But if it _________,I may go to the library instead.( )

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