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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·填空题句型转换
He likes science best. （改为同义句） ____________subject is science.
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七年级·英语·填空题句型转换
My keys are ______（在椅子上）.
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八年级·英语·填空题图表作文
假如你是李华,就读于某学校,你对你们班50名学生的业余爱好做了一项调查,结果如下图,作为你校英文报的小记者,请你写一篇短文报道你的调查结果,并发表你的看法或建议,70-80词. ________
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九年级·英语·填空题阅读排序
阅读以下面膜说明书，完成使用流程图的正确排序． New-skin Facial Mask with rich cream and vitamin C will give your face refreshing and moisturizing feeling． Directions： 1．Watch your hands first； 2．Clean your face thoroughly； 3．Dry your face with
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九年级·英语·填空题阅读排序
Carrots are grown all over the world．They are easy to plant and easy to harvest ．They have a good taste． When people think about carrots，they usually think they are a kind of long，thin，orange-colored vegetable．In fact，ca
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八年级·英语·选择题阅读表达
I would like to listen to some music I am a little tired（ ）
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七年级·英语·填空题阅读表达
—Do you know the writer Mo Yan was born on February 17th,1955? — ______（当然）!
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八年级·英语·填空题阅读表达
Every year thousands of people get hurt or die when they are crossing the road.Most of these people are old people and children.Old people often get hurt or die because they can\’t see or hear very well.Children usually
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八年级·英语·填空题广告布告类阅读
Chinese works of art exhibition in Zhenjiang Time:8:00 a.m.-5:00 p.m.Feb 20th,2025 Place:Zhenjiang Museum Price:RMB 20 per person,20% off for groups of 20 or more ◆Don\’t bring any dangerous things. ◆Put your cameras and
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八年级·英语·选择题定语从句
Yuan Longping was great because he helped people________the food problem（ ）
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七年级·英语·填空题定语从句
great,to,together,What,is,with,get,it,friends,fun（连词成句） ______
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八年级·英语·填空题阅读表达
Dear neighbors, Next Saturday is the Volunteer Day of our community （社区）．Here is the plan． 7:30 a．m．:Meet at the Community Center for breakfast． 8:00 a．m．-8:30 a．m．:Decide which of the following organizations you\’d like
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七年级·英语·填空题阅读表达
Chinese writer Mo Yan won the 2012 Nobel Prize in Literature（诺贝尔文学奖）．He is the first Chinese to win the prize． Mo Yan was born into a farmer\’s family in Shandong in 1955．He left school to work at the age of twelve,first
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九年级·英语·填空题阅读表达
If you\’re lucky enough,you may find a bouquet（花束） of flowers when you travel around the town of Merthyr Tydfil in Wales,the UK.Who（1）______the beautiful flowers around the town?It\’s Fay Trowbridge. Fay is the （2）______
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七年级·英语·填空题语法填空
They always get ______（dress） at 7:20.
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八年级·英语·选择题阅读表达
—What do you want to be when you grow up? —I really like playing the piano and I want to be a .（ ）
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九年级·英语·选择题阅读表达
Try to understand others,and you will be more ____________ with people you disagree with.（ ）
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八年级·英语·填空题定语从句
It was about 1:00 in the morning.It was bright（1）l ______in my neighbor\’s kitchen.I thought he might be having midnight food so I went back to my bed.Soon,there was a burning smell and I （2）r ______there must be somethi
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九年级·英语·选择题定语从句
Do you know the man ________ is sitting behind Nancy?（ ）
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七年级·英语·填空题小作文
根据表格所给信息,以My friend为题,写一篇短文.要求内容完整,语意通顺,字迹工整,50词左右. First name:Alan Class:Three Nationality（国籍）:Chinese Favorite color:blue Last name:Smith Grade:Eight Age:14 Tel:556-4879 School:Yellow stone Middle School Hobbies:playin
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