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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·选择题情态动词

—Our school plans to have a sports meeting the day after tomorrow.Will it be sunny? —It fine.Who knows?The weather always changes quickly.( )

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八年级·英语·填空题情态动词

Hi,I\’m Margie,a writer from the US.Here,I team up with some readers of your age to help you with your problems.Students know best about students. Dear Margie, I try my best to study,but my grades are always not good.I\’

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八年级·英语·选择题实义动词的过去分词

—When did you the computer ?It looks nice. —Oh,I it three days ago.( )

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八年级·英语·选择题主语+及物动词+宾语+宾语补足语

I saw him crossing the street. The sentence structure is _______.

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八年级·英语·填空题史地常识类阅读

Victoria Falls is a great (1)______ (nature) wonder of the world.It is one of the(2)______ (large) waterfalls in the world.It is over 1,700 meters wide and about 108 meters (3)______ (height). The waterfall sits on the Z

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八年级·英语·填空题史地常识类阅读

Great painters all have their own styles.As soon as we see their paintings,we know who the painter is.Brazilian(巴西的) artist Milton Omena thought about these styles.Then he designed logos(标识) for the world\’s most famous

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八年级·英语·填空题阅读填空

A:Hi,Claire,are you free next week? B:Hmm...next week is full(1)______me,Jack. A:Really?(2)______come? B:I have dance and piano lessons. A:What(3)______of dance are you learning? B:Oh,swing dance.It\’s fun!I have class(4

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八年级·英语·填空题汉译英

将单词拼错 ______

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八年级·英语·填空题汉译英

我喜欢运动,例如跑步和游泳.(翻译句子) I love sports, ____________ running and swimming.

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八年级·英语·填空题汉译英

电脑将不能做那件事.(be able to) ______

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八年级·英语·填空题教育文化类阅读

今天堵车严重.你最好不要开车去上班. There is a terrible traffic jam today.You ________________________ to work.

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八年级·英语·填空题教育文化类阅读

Each Friday,my son\’s kindergarten(幼儿园)class has "a prize day".All the children who do well in the week can get a prize.The children have behavior cards.The cards start out green every morning,but are changed from green

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八年级·英语·填空题教育文化类阅读

The summer vacation is a time to enjoy a change from the school year.It\’s a good chance to work on different activities that you don\’t have much time to do during the rest of the year. We asked about 2,000 people what

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八年级·英语·填空题翻译填空

这个寒假我们将比以前多放几天. ______

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八年级·英语·选择题感叹句

Look at the smog (雾霾). bad weather it is!( )

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八年级·英语·选择题感叹句

sunny day it is!Let\’s go swimming in the lake.( )

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八年级·英语·填空题感叹句

My mother made cakes for me yesterday.(改为同义句) My mother __________________ yesterday.

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八年级·英语·填空题图表作文

周末到了,Fun Magazine将发布一篇以"周末休闲好去处"为主题的推文.假如你是本篇推文的撰稿人,请根据以下内容写一篇文章,向读者推荐适合周末休闲的好场所(包括推荐理由). (1)推荐表格中的第1、2两个场所并说明理由,然后联系实际,推荐你心目中的第3个场所并给出两个理由; (2)文章要分段,卷面要工整,词数控制80词左右(开头已给出,不计入总词数); (3)可适当增加内容,以使行文连贯,符合逻辑; (4)文中不得出現真实人名和校

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八年级·英语·填空题反意疑问句

Ted will go to the museum tomorrow. (改为一般疑问句) ______ Ted ______ to the museum tomorrow?

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八年级·英语·填空题反意疑问句

himself,he,hurt,did ______?

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