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·选择题人称代词
Please take out your notebook and .（ ）
查看题目详情 →
八年级·英语·选择题不定冠词（a，an）
It\’s important rule of my school to wear uniform on school days.（ ）
查看题目详情 →
八年级·英语·填空题名词的词义辨析
In China,people like the number 6 because it\’s a ______/\’sɪmbl/ of good luck.
查看题目详情 →
八年级·英语·填空题普通名词
We\’d better know some culture shock in our lives,because every tradition can teach us something different about the country and its culture. Mexico No yellow roses Roses are great gifts to show feelings in the world.How
查看题目详情 →
八年级·英语·填空题普通名词
a computer,a human brain,than,more powerful,is （连词成句） ______?
查看题目详情 →
八年级·英语·选择题名词所有格
I will take part in the ______ this weekend.（ ）
查看题目详情 →
八年级·英语·填空题名词所有格
I\’ve never been late for school,（1）______this morning I came very close.When I got out of home,the early bus had left away just in front of me.Seeing the gone bus,I ran after（2）______at once,hoping to catch it.At（3）____
查看题目详情 →
八年级·英语·选择题主语+及物动词+间接宾语+直接宾语
What is the sentence structure of "I offered my classmates some pink pencils"?（ ）
查看题目详情 →
八年级·英语·选择题主语+及物动词+宾语+宾语补足语
We found our English teacher very interesting. Its structure is________ .
查看题目详情 →
八年级·英语·选择题主语+及物动词+间接宾语+直接宾语
What kind of structure is the sentence “The girl showed her classmates some of her family photos.”?
查看题目详情 →
八年级·英语·填空题教育文化类阅读
The summer vacation is a good chance（机会）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 they would do during the summer vacation.Most of
查看题目详情 →
八年级·英语·填空题教育文化类阅读
As we all know,"No pain,no gain".That\’s a perfect saying for Lai Shixiong,an excellent English learner from China,to describe his experience of learning English well. Like many speakers who are not from English-speaking
查看题目详情 →
八年级·英语·填空题汉译英
杰克从小时候就对恐龙很感兴趣. ________________________,Jack was interested in dinosaurs.
查看题目详情 →
八年级·英语·填空题汉译英
如果你在家庭作业上遇到困难,你可以去找他. If ______,you can ______.
查看题目详情 →
八年级·英语·填空题汉译英
你想告诉对方,骑行是保持健康的好方法,你可以这样说: ______.
查看题目详情 →
八年级·英语·填空题汉译英
你想知道 David最喜欢的运动员是谁,可以这样问: ______?
查看题目详情 →
八年级·英语·填空题史地常识类阅读
Do you know the Double Ninth Festival?It is one of（1）______most important festivals in China.It is a special day for old people.It（2）______（begin）a long time ago.The festival is（3）______the ninth day of the ninth month i
查看题目详情 →
八年级·英语·选择题阅读填空
Steven Spielberg is one of ______ in the film industry in the world.（ ）
查看题目详情 →
八年级·英语·填空题阅读填空
How should you behave when you meet someone（1）______the first time.An American shakes your hand（2）______（firm）while looking at you straight in the eye.In many parts of Asia,there is no physical contact at all.In Japan,yo
查看题目详情 →
八年级·英语·选择题一般疑问句
— sugar do you want? — Two spoons,please.（ ）
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。