初中免费试题库，先看题再决定怎么练

游客可浏览题目与选项；登录后可免费组卷并下载学生卷。答案解析、练习判分和错题本由 VIP 解锁。

搜索示例：七年级数学 · 中等难度 · 选择题 · 5 道

免费在线组卷浏览免费试卷

学科

不限语文数学英语物理化学生物历史地理道法

年级

不限七年级八年级九年级

高频错题

近期常错题排行

根据匿名练习记录整理

#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|}=

精选练习题目

全部题目

清除筛选

七年级上·英语·翻译Section A

这是我的祖母。 This is .

查看题目详情 →

七年级上·英语·句型转换Section A

Are these school things? (作否定回答) , they .

查看题目详情 →

九年级·英语·任务型阅读Unit 1 Asia

Parents are the most important people in our life. They influence our lives in so many ways. They teach us almost everything about living, give us strength of character and make us who we are. It is because of them that

查看题目详情 →

九年级·英语·填空题Unit 1 Asia

【题目】认真阅读下面短文 , 根据各题所给首字母的提示 , 写出一个合适的英语单词完整、正确的形式 , 使文章通顺。 Most people love animals. We think that animals are good f 【 1 】 of humans. But,in fact,a large number of animals,especially wild ones,are in d 【 2 】 now mainly

查看题目详情 →

九年级·英语·完成句子Unit 1 Asia

【题目】完成句子【 1 】你将会被建筑的精美设计吸引。 You _______________ the beautiful design of the buildings. 【 2 】从这儿到最近的邮局有三公里。 _________________ here to the nearest post office. 【 3 】据说张先生已动身去美国了。 _____________ that Mr Zhang has left f

查看题目详情 →

九年级·英语·句型转换Unit 1 Asia

【题目】句型转换【 1 】 People gather on the top of the mountain to watch the sunrise . ( 对画线部分提问 ) ________ ________ people gather on the top of the mountain to _________ ? 【 2 】 The Forbidden City was changed to a museum in 19

查看题目详情 →

八年级·英语·完成句子Unit 5 Wild animals

【1】埃迪，你想住在野外吗？ Would you like to ________________________ ,Eddie? 【2】请你不要吃它们，好吗？ Could you please ________________________? 【3】它们随时可能成为餐桌上的菜。 They may ___________ on the table ____________ 【4】埃迪，请可怜可怜它们吧。 Please ________

查看题目详情 →

八年级·英语·填空题Unit 5 Wild animals

【1】We should thank her for her_______(kind). 【2】Will you accept our_______(invite)and join us? 【3】Wild animals need our_______(protect). 【4】Mr.Black didn’t go to work because of his_______(ill). 【5】Last Sunday morning,I

查看题目详情 →

八年级·英语·填空题Unit 5 Wild animals

【1】After you finish your homework.you may_______(go) home. 【2】I hope_______(see) my old friend Tom soon. 【3】Don’t forget_______(turn) off the light when you leave the room. 【4】His father decided_______(start) the day aft

查看题目详情 →

八年级·英语·填空题Unit 5 Wild animals

【1】Would you like_______(go) shopping with me,Kangkang? 【2】Could you p;ease_______(tell)me how to get there? 【3】This dog is very clever and_______(funny). 【4】They may_______(go)there this afternoon. 【5】My brother likes p

查看题目详情 →

八年级·英语·选择题Unit 5 Wild animals

—Look, someone left a book. —Oh, yeah … This book ________be Kitty’s. Only she likes to read this kind of books.

查看题目详情 →

八年级·英语·选择题Unit 5 Wild animals

--Look,the day lady in red_______be our English teacher. --No,she_______be.She is in the office now.

查看题目详情 →

八年级·英语·阅读理解Unit 5 Wild animals

The elephant is the largest of all animals that live on land．An elephant's trunk（象鼻）is rather like an arm and a hand．It is used to pick up and pull things in its mouth．It is also used to pull up trees when the elephant w

查看题目详情 →

八年级·英语·选择题Unit 5 Wild animals

We are thinking of taking __________ one-day trip to the mountains during the long holiday.

查看题目详情 →

七年级·英语·单词拼写/单词释义Section B

I am a student in No.3 Middle School.My name is John Smith.This is my (1) （书包）.It's blue.I like the (2) （颜色）very much.What's this in English？It's an English (3) （字典）.How do you (4) （拼写）it？D-I-C-T-I-O-N-A-R-Y.Is that an (

查看题目详情 →

七年级·英语·单词拼写/单词释义Section B

请拨打电话563-6025找我。 Please ______me ______563-6025.

查看题目详情 →

七年级·英语·单词拼写/单词释义Section B

我必须找到我的笔记本。 I____________my notebook.

查看题目详情 →

七年级·英语·单词拼写/单词释义Section B

你怎样拼写"图书馆"？ ______do you ______ "library"？

查看题目详情 →

七年级·英语·单词拼写/单词释义Section B

请给玛丽发电子邮件到mary2@gfimail.com。 Please ______Mary ______mary2@gfimail.com.