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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·solution健康环保类阅读
Emily and Alex were very happy when their family moved into a（1）______house with a garden.They could grow flowers,climb （2）______,and even watch the birds flying among the trees. （3）______ was fine. One day,Emily （4）____
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八年级·英语·solution日常生活类阅读、记叙文、判断推理、文中细节
There was a young boy named Jack.Jack always（1）______ to be a football player.When he got a heart problem,he knew he could no longer do his favorite（2）______. At first,Jack felt（3）______.He didn\’t know what to do.But af
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八年级·英语·solution记叙文、人物故事类阅读、判断推理
My dream was to be a writer.Many people laughed at me because of my dream.In the fifth grade,I wrote a short （1）______ and sent it to a newspaper.To（2）______ surprise,they quickly published（出版）the poem.They also sent me
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八年级·英语·solution单词填空
The sun is ______ （照耀） bright.Let\’s go out for a swim.
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八年级·英语·solution词根词缀、说明文、科普知识类阅读、文中细节
What about ______（talk） to your teachers when you have some problems?
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七年级·英语·solution社会文化类阅读
I wake up at six in the morning.Dad is putting the cows and sheep onto the trucks.Mom is putting my favorite milk food and some dried meat （肉干） in a bag.We will start driving to another pasture （牧场）.We won\’t forget to t
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七年级·英语·choice介词+介词短语
The girl a cap is my new friend Anna.（ ）
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七年级·英语·solution判断推理
Hello!My name is Cindy Green.Now I am in my classroom.This is my schoolbag.In it,you can see my books and a pencil box.The pencil box is yellow.What\’s in the pencil box?My pen and my ruler are in it.My pen is blue,and m
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七年级·英语·solution日常生活类阅读、介词固定搭配、形容词词义辨析、判断推理
Hello!I\’m Dora.I\’m seven.I have a good friend.His name is Boots.I like him very much.I have a backpack（背包）.It\’s nice.A key,a cup,a pen and a map are in it.What color is it ?It\’s purple.I like the color.My new friends
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七年级·英语·solution社会文化类阅读
Does failure help or hurt us?Many famous people believe we learn from failure and need it to succed.However,the positive effect of failure depends on the percent of failure,our reaction（反应） to it,and whether we have a pl
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七年级·英语·solution动词、动词时态
Kitty ______（see） this film yesterday but she didn\’t like it.
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七年级·英语·solution数词
There are ______months in summer.August is the ______month.（three；third）
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七年级·英语·solution宾语从句
"Why can\’t I go to the party?"asked the boy a ______.
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七年级·英语·solution句型转换
My English teacher looks very young . （对画线部分提问） ____________your English teacher look?
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七年级·英语·solution零冠词
Personal Data（个人资料） Name:Mary Age:Twelve Sex:F Address:No.124,Bridge Street,New York,the USA Postal Code（部政编码）:Z5001 B Telephone:847-5103 E-mail:Mary@hotmai1.com ID card number:010407 Blood type（血型）:O （1）Where is Mary fr
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八年级·英语·solution汉译英
你想知道对方明天是否有空,你可以这样问: ______tomorrow ?
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八年级·英语·solution介词固定搭配、形容词词义辨析、记叙文、人物故事类阅读、判断推理、简单句的基本句型
Xinhui,a place in Guangdong,is famous for making Chen Pi.Don\’t know what Chen Pi is?I\’m sure you can guess from （1）______ name—the dried and aged peel of tangerines（橘皮）. Chinese people have used it in cooking and tradi
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八年级·英语·choice记叙文
He was ________ hurt,but he kept helping other people in the accident.（ ）
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八年级·英语·solution小作文、提纲作文、图表作文、图画作文
假如你是Mike,目前正在中国学习,请你根据以下内容提示,给在美国的父母写一封信,介绍你的好朋友Li Hua以及你们的生活情况. 内容提示: What sports does your friend like?How often does he exercise? What TV shows does he usually watch and why? Are you the same as or different from your
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八年级·英语·choice政治经济类阅读
—Helen,how can I make a bookshelf myself? —It\’s not hard.Just follow the .（ ）
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