按真实条件找题
可以组合年级、学科、难度、题型和知识点搜索；筛选结果页不单独参与索引，避免重复页面分散权重。
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。
高频错题
近期常错题排行
#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
八年级·英语·单词拼写-单句Unit 3 What were you doing when the rainstorm came?
Can I come and______（看一看） at your new house？
查看题目详情 →
八年级·英语·单词拼写-单句Unit 3 What were you doing when the rainstorm came?
After a while， the wind started to______（逐渐变弱）．
查看题目详情 →
七年级·英语·选择题Unit 2 Let's play sports
---How are you,Andy？ ---____________（ ）
查看题目详情 →
七年级·英语·选择题Unit 2 Let's play sports
The boy often ________ a kite on Sundays in spring.（ ）
查看题目详情 →
七年级·英语·选择题Unit 2 Let's play sports
— __________the woman like listening to music？ —_________.（ ）
查看题目详情 →
七年级·英语·选择题Unit 2 Let's play sports
My teacher has many books, because he ______ reading very much.（ ）
查看题目详情 →
七年级·英语·选择题Unit 2 Let's play sports
Jim,with his friends, __________ a bus to school every day.（ ）
查看题目详情 →
七年级·英语·选择题Unit 2 Let's play sports
She wants _______ the room.Would you like _______ her？（ ）
查看题目详情 →
七年级·英语·选择题Unit 2 Let's play sports
Is there______ in today's newspaper？（ ）
查看题目详情 →
七年级·英语·选择题Unit 2 Let's play sports
_________ of the students in Class 2 looks happy.（ ）
查看题目详情 →
八年级·英语·单词拼写Unit 1 Could you please clean your room?
根据首字母及汉语提示，完成下列单词的拼写，使句意明确，语言通顺。 【1】Children shouldn’t d_________ on their parents too much. 【2】John often helps his mother do c__________l ike folding the clothes. 【3】Alice h________ to do the dishes, but she likes swee
查看题目详情 →
八年级·英语·阅读理解Unit 1 Could you please clean your room?
An exhausted (筋疲力尽的) looking woman came into the doctor’s office. She said, “Doctor, there are a lot of dogs all over my neighborhood. They bark (犬吠) all day and all night, and I can’t get a good sleep.” “I have good new
查看题目详情 →
八年级·英语·阅读理解Unit 1 Could you please clean your room?
Do teenagers in small villages do chores at home? How about the teenagers in big cities? Here is a survey. We asked 4,000 teenagers in China several questions. Half of them come from big cities like Beijing, Shanghai and
查看题目详情 →
八年级·英语·补全对话Unit 1 Could you please clean your room?
根据对话内容，从方框内的选项中选出能填入空白处的最佳选项，其中有两个为多余选项。 (Rose and Ann are talking about chores.) Rose: Ann, could you please get me some water? Ann: Sure. 【 1 】 Rose: I’m sweeping the floor. \ Ann: Do you like it? Rose: 【 2 】 It’s too
查看题目详情 →
八年级·英语·填空题Unit 1 Could you please clean your room?
Lisa is serious about the chores in her house. She gives her children things that they _______ do according to their ages. She started by asking John, the _____ of her two sons, to help with the dishes. It is now an easy
查看题目详情 →
八年级·英语·选择题Unit 1 Could you please clean your room?
There are still a few hamburgers. Would you like to have ______one, Julia?
查看题目详情 →
八年级·英语·书面表达Unit 1 Could you please clean your room?
书面表达 目前中学生学习任务重，压力大，而丰富多彩的业余生活，有利于开拓视野，调节身心，提高学习效率。请以“My Spare Time”为题，写一篇作文谈谈你的业余生活，如看书、看电视、玩电脑、做运动、做家务等。（80个词左右） My Spare Time ___________________________________________________________________________________________
查看题目详情 →
八年级·英语·填空题Unit 1 Could you please clean your room?
Lisa is serious about the chores in her house. She gives her children things that they _______ do according to( 根据 ) their ages. She started by asking John, the _______ of her two sons, to help with the dishes. It is now
查看题目详情 →
七年级·英语·书面表达Unit 1 This is me
根据下面表格以"This is me!"为题写一份自我介绍，要求字迹清晰，书写规范，不少于70词． 姓名 Timmy 年龄 13 班级 七年级一班 爱好 踢足球，看书 学校 星光中学 擅长 英语 英语老师 张老师 父亲 教师 母亲 医生 好朋友 Simon This is me! ．
查看题目详情 →
七年级·英语·完成句子Unit 1 This is me
My______ （爱好） are football and volleyball．
查看题目详情 →
题库使用说明
从一道题开始，形成可复盘的练习记录
题目公开，学习闭环由 VIP 解锁
题干与选项可直接浏览；答案解析、判分、错题本和针对训练需要 VIP。
再转成专项训练
发现薄弱知识点后可继续组卷或练同类题，把一次搜索转成后续练习和错题复盘。