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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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七年级·英语·填空题日常生活类阅读;形容词词义辨析;记叙文;判断推理
Hello,boys and girls.My name is Nancy Brown and I am from the USA.I am 13 years old.Please look at the photo.The woman in a red dress（连衣裙） is my mother,Alice.Her favorite color is red.She is a teacher and she is 40 years
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七年级·英语·填空题日常生活类阅读;形容词词义辨析;记叙文;判断推理
be help China on it I because so what from animal one It is the（1）______ time for me to go to the zoo.Everything is new to （2）______.There are many （3）______ in the zoo.The elephants are very big.People like them very mu
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七年级·英语·填空题健康环保类阅读
Do you like running?When you run,you may find trash everywhere.Do you just go past it?Or pick it up（捡起）?In Sweden,there is a very popular sport.They call it "plogging".That means running slowly and picking up trash. Swed
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七年级·英语·填空题补全对话
Hi,everyone!My name is Wang Yaping.I\’m 43 years old.I\’m from Shandong,China.I went on a space station（太空站） with Zhai Zhigang and Ye Guangfu. I\’m the first Chinese woman astronaut（航天员） to work on China\’s space station
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七年级·英语·填空题日常生活类阅读
Alan\’s Store Clothes Prices Prices online（在网上） Socks Hat T-shirt Dress Jacket ¥5 ¥30 ¥35 ¥80 ¥130 ¥3 ¥15 ¥20 ¥45 ¥90 Time From Monday to Friday: 8:00-17:00 On Saturday and Sunday: 9:00-18:00 24 hours every day （1）You wa
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七年级·英语·填空题日常生活类阅读;形容词词义辨析;记叙文;判断推理
Hello!My name is Eric.I am nine years old.There（1）______ two photos on the table.The first one is a photo（2）______my family.My mother Linda is in purple （3）______ my father Jack is in blue.（4）______ are teachers. Can you
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七年级·英语·选择题常用日常交际用语;日常用语
--I\’m going to Beijing with my friends. --______.（ ）
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七年级·英语·选择题日常生活类阅读
--Are these your_________ ? --Yes,they are my father and mother（ ）
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七年级·英语·选择题关系代词;定语从句
--______ is that? --I think he is our new Chinese teacher.（ ）
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七年级·英语·选择题问答题
I will visit Hainan______ summer vacation again.（ ）
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七年级·英语·选择题代词
--Look!This is an apple.What\’s ______ over there? --Oh,it\’s a banana.（ ）
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七年级·英语·选择题介词+介词短语
Please retell the short story______English.（ ）
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七年级·英语·选择题选词完成句子
This is a pen and______ pen is very beautiful.（ ）
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七年级·英语·填空题提纲作文
假设你是七年级学生李华,请根据下面表格中的内容,用英语写一篇自我介绍,在学校新生交流会上介绍自己. Self-introduction Name Li Hua Age 12 years old Personality（性格） friendly,outgoing. Hobby play basketball,read books,… Dream want to be... 要求: （1）包含所给要点,可适当发挥； （2）条理清楚,语句通顺
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七年级·英语·填空题日常生活类阅读
Today is my birthday.I am happy to prepare（准备）（1）______party at home.My mother makes a birthday cake and（2）______（buy）some delicious snacks.My father gets some（3）______（decoration）ready.As for me,I think（4）______some gam
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七年级·英语·填空题人物故事类阅读
Hello,（1）______（每个人）!I am a new student in Grade Seven.I am a little（2）______（紧张的）but also excited about my new school life.In school,I have many interesting classes.I like（3）______（历史）class because I can learn about the
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七年级·英语·填空题宾语从句
hobby hold join grey you （1）Our school will ______the sports meeting this October. （2）Betty,remember to look after ______when we are out. （3）My brother has many ______,and his favourite one is singing. （4）—What are you g
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七年级·英语·填空题倒装句
A student asked his teacher,"Sir,I have a question.How many friends should a man have-one or many?" "It is very easy,"the teacher answered."Get me that red apple from the highest（最高的）branch（树枝）of the tree."The student lo
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七年级·英语·填空题补全对话
Do you like science?If you do,you should meet Ms.Frizzle,the science teacher from The Magic（神奇的）School Bus book series（系列）!Ms.Frizzle has a magic school bus.This bus can become small and go into plants and people\’s body
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七年级·英语·填空题补全对话
It is Friday today.Next week Lily is going to hold a party because it\’s her thirteenth birthday.She has made the invitation（邀请函）ready for the party. It\’s sport y for Lily\’s 13th birthday! Hope you can come! Welcome to
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