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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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"Where is the nearest hospital?" The girl asked me______.(polite)
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Half-day mini groups to ZhuJiaJiao Water Town Travel plan ⊙ 8:00 am -9:00 am Hotel pick-up The guide and driver will meet you at your hotel. ⊙9:00 am-12:00 pm Visit Zhujiajiao Water Town. It takes about one hour to drive
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SCHOOL TENNIS LESSONS Term 5 Grade 1-5 All the tennis lessons will start from December 31st. The cost is 360 yuan for 10 lessons.All the cost must be paid(支付)at the first lesson. TENNIS MEETING We will hold a meeting at
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Do you know how to start a club al school?Here are some helpful ideas for you: Photo Club Many students don\’t know how to take photos.A photo club can help.You can give camera setting (设置) lessons to students. What you
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Parents and children at but else enjoy him just musician parents popular tell Many parents want their children to be famous one day.But do children have the same dreams? A new play,called Hi,Ke\’ai,(1)______us the story
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假如你是李华,收到了来自英国的笔友Matt的邮件,他最近交了一个好朋友,他也想了解你朋友的近况.请根据导图提示给他回信,介绍你的朋友并讲述你们印象最深刻的事. 要求:(1)包含所给信息提示,可适当发挥,使行文连贯; (2)文中不得出现个人真实姓名及学校名称; (3)80词左右,格式和开头已给出,不计入总词数. Dear Matt, I\’m glad to hear from you.________ Yours, Li Hua
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我每天应该喝多少水? ____________ water should I drink each day?
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提示:同学们的生活多姿多彩,在生活中你一定经历了很多让你有所收获和成长的事情.请以"The Most Meaningful Thing in My Life"为题,记叙你所经历的生活中最有意义的一件事,并谈谈你从中获得的感悟或思考. 要求:1)根据所给题目,写一篇短文,词数不少于80个; 2)语言流畅、书写规范、卷面整洁; 3)文中不得使用真实姓名、校名,否则以零分计; 4)请将短文写在答题卡上,写在本试卷上无效.
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假如上周学校举办了才艺比赛,Alice是比赛的冠军,她在演唱上表现得很精彩.请根据以下图示中的采访信息,写一篇短文介绍 Alice. 外貌 & 性格 taller,more outgoing,more hard-working... 特长 music... 生活方式 healthy,sports,twice a week. 优点 one of...,be ready to...,try one\’s best... 梦想 ... 注意:
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Hi,my name is Tony.I\’m a student of Confucius Institute in Chicago( CIC,芝加哥孔子学院).My school is 14 years old.I like it very much because I can learn Chinese in it. Chinese is difficult,but it\’s very useful.Now,CIC and fi
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We all know the s ______(谚语):It\’s never too old to learn.
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因为下雨,所以我没有去打篮球. ______ the rain,I didn\’t go to play basketball.
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My grandpa always ______(exercise)every day to keep healthy.
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THE SUNSHINE CENTER The Sunshine Center has a swimming pool,a park,a cinema,shops and restaurants. Opening hours Monday —Friday 10:00 a.m. —9:00 p.m. Saturday 9:00 a.m. —8:00 p.m. Sunday 10:00 a.m. —5:00 p.m. Inside the
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Today,many people are busy working,so they (1)______ exercise.They may have free time,but they (2)______ to go out.Watching TV or playing on computers becomes a habit for many people.They think they\’ re the best ways to
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