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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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八年级·英语·choice宾语从句

the population this city?( )

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八年级·英语·solution连词成句

阅读短文,从方框中选择适当的词并用其正确形式填空,使短文通顺、意思完整.每空限填一词,每词限用一次. happen,usual,one,everyone,feel,comedy,popular,from,kind,between Differences between soap operas and sitcoms Watching TV is popular with people of all ages.There are all

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八年级·英语·solution提纲作文

2024年7月26日至8月11日,第33届夏季奥林匹克运动会在法国巴黎举行.赛场上,中国运动健儿们奋力夺冠、为国争光.以樊振东,孙颖莎,全红婵,潘展乐为代表的运动健儿们以奋勇拼搏,勇攀高峰的精神展现青春之责任与担当.学校决定开展以"How to become a responsible(有责任的) teenager?"为题开展征文比赛.请根据下面提示,写一篇英语短文参加比赛. 社会方面 家庭方面 学业方面 个人方面 别人遇到困难时,主动

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八年级·英语·solution记叙文

Walk downtown in most large cities and you\’ll see many homeless people.They live on the streets and often beg for money.Their clothes are always dirty.When I walk in this part of a city,I don\’t look them in the eyes be

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七年级·英语·solution介词短语

in ______

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七年级·英语·choice日常生活类阅读、记叙文、判断推理、文中细节

—What\’s his telephone number? — 2365-4568.( )

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七年级·英语·solution动名词

Daniel is a fan of science.He wants to be a ______(科学家)when he grows up.

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七年级·英语·choice语音

下列划线部分发音与其他三项不同的一项是____________.( )

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七年级·英语·choice词汇的惯用法

Mary and Joy are Class One.They are the USA.( )

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七年级·英语·choice动词、动词词义辨析

The tickets of the film me forty-five yuan.( )

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七年级·英语·choice不可数名词、可数名词及其单复数

I like ,because it\’s my favourite colour.And I like eating for breakfast.( )

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七年级·英语·choice形容词、介词+介词短语

My idea is Mum\’s,but Dad\’s.( )

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七年级·英语·solution人物故事类阅读

Lily is from New York,the USA.She is ten.Now,she is in Shanghai No.3 Middle School.She is in Class One,Grade Seven.Her phone number is 6678-6091.Dongdong is from Kunming.His English name is Tom.He is eleven.He is in Clas

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七年级·英语·solution日常生活类阅读、其他类阅读、判断推理、文中细节

When I am a Grade 7 student,I care a lot about what others think of me.I grow taller-much taller than others.People look at me just (1)______ looking at a monster(怪物) and it makes me feel not easy.To make sure people don

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九年级·英语·solution补全对话

Look at the bus route(路线) map and answer the questions. (1)You can get off at ______ to visit Anna\’s Bookstore. A.Stop 1 B.Stop 2 C.Stop 3 D.Stop 5 (2)Tom just finished shopping at Easy-buy Market,and he is going to hav

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九年级·英语·solution形容词词义辨析、说明文、判断推理

give be little other smoke health with an when ill Healthy eating is important for us.Breakfast(1)______you enough energy for the morning.So don\’t go to school(2)______it.Fruits and vegetables (3)______ good for your he

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九年级·英语·solution选词完成句子

阅读短文,从方框中选出正确的词并用其适当形式填空,使短文通顺、意思完整.每空限填一词,每词限用一次. spare leisure computer own abroad narrow take condition clean since I\’m Li Fang from Enshi,Hubei Province.During the past 10 years,great changes have(1)______ place in

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九年级·英语·solution词根词缀、科普知识类阅读、文中细节

The Little Prince Antoine de Saint-Exupéry(Autbor);Humphrey Bower (Narrator) 4.8★★★★★Reviews Few stories are as widely read by children and adults alike as The Little Prince.The book has been translated into more than 16

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九年级·英语·solution判断推理、文中细节

I looked at myself in the dressing-room mirror unhappily.I was wearing a white leotard (紧身衣),and a white swim cap that hid most of my hair.I was one of 10 snowflakes (雪花) in our dance in school\’s Winter Wonderland show.

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九年级·英语·choice记叙文

He thought his parents would ___________ his opinion,but at last they disagreed.( )

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