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
七年级·英语·填空题Topic 3 How old are you?
I have ( 有 ) three friends. ______ are Kangkang, Amy and Fred. Kangkang is thirteen. Amy and Fred ______ fourteen. Kangkang is from China. Amy and Fred are from America. Amy is ______ China now. ______ in Class 4, Grade
查看题目详情 →
七年级·英语·选择题Topic 3 How old are you?
—____ do you spell your name? —T-I-N-A, Tina.
查看题目详情 →
七年级·英语·选择题Topic 3 How old are you?
—What’s ____ over there(在那边)？ —It’s a bus.
查看题目详情 →
七年级·英语·选择题Topic 3 How old are you?
—Is that an orange? —____. It’s an apple.
查看题目详情 →
七年级·英语·选择题Topic 3 How old are you?
—What’s this ____ English? —It’s an egg.
查看题目详情 →
七年级·英语·选择题Topic 3 How old are you?
—Are those books?—Yes, ____.
查看题目详情 →
七年级·英语·选择题Topic 3 How old are you?
—What class are you in? —I’m ____.
查看题目详情 →
七年级·英语·补全对话Topic 1 Welcome to China!
从方框中选择适当的句子补全对话，有两项多余。 A. How are you? B. I’m fine, C. Thank you. D. Nice to see you. E. this is Mr. Hang. F. How do you do? G.Bye. A: Good afternoon, Mr. Wang. 【 1 】 B: Good afternoon, Mr. Zhang. Nice to see you, too. A
查看题目详情 →
七年级·英语·其他Topic 1 Welcome to China!
从Ⅱ栏中找出Ⅰ栏各句的应答语。 Ⅰ Ⅱ 11.How are you? A. Fine, thank you. 12.How do you do? B. Thanks 13.Welcome to China. C.How do you do? 14.Hello! D. Hello! 15.Good afternoon. E.Good afternoon. 【1】____ 【2】___ 【3】___ 【4】____ 【5】____
查看题目详情 →
七年级·英语·完成句子Topic 3 Whose jacket is this?
根据汉语提示完成句子 【1】— 这个是他的盒子吗？ — 是的。这是他的盒子。 —Is this _______ box? —Yes. It is _______. 【2】— 那支铅笔是你的吗？ — 不是。我的铅笔在这儿。 — Is that pencil _______? —No. _______ is here. 【3】— 这些苹果是他们的吗？ — 不是。这些苹果是我们的。 —Are these apples ________? —
查看题目详情 →
七年级·英语·填空题Topic 3 Whose jacket is this?
用所给词的适当形式填空 【1】That’s a yellow bike. It’s not ________ (Lucy). ________ (she) is here. 【2】________ (I) am a student. ________ (I) name is Li Jie. This cap is _____(I). Please give it to ______(I). 【3】We are from England.
查看题目详情 →
七年级·英语·选择题Topic 2 What does she look like?
— What color is your hair? —
查看题目详情 →
七年级·英语·单词拼写Topic 2 What does she look like?
根据句意及汉语提示完成句子 【1】I’m a Chinese boy. I have ________ (黑色的) hair. 【2】Michael has big ________ (蓝色的) eyes. 【3】— Do you have a ________ (紫色的) box? — Yes, I do. 【4】— Look at these boxes. Can you ________ (给……涂色)them? — OK. 【5
查看题目详情 →
七年级·英语·单词拼写Topic 1 I have a small nose
根据句意及汉语提示完成句子。 【1】—Wang Lei, who is your ________ (最喜欢的) teacher? —My English teacher. 【2】I have long ________ (胳膊) and long legs. 【3】Jane has small ________ (脚)。 【4】Jackie Chan (成龙) is an ________ (演员)。 【5】Kangkang is a
查看题目详情 →
七年级·英语·书面表达Topic 1 I have a small nose
书面表达。 假如你的朋友是Tom，请你描述一下你朋友的外貌特征、爱好以及你们打算做些什么事等，50词左右。 ______________________________________________________________________________________________________________________________________________________________________
查看题目详情 →
七年级·英语·句型转换Topic 1 I have a small nose
句型转换。 【1】He has short hair.(改为一般疑问句) ____ he ____ short hair? 【2】Do you have a sister?(作否定回答) ____, I ____. 【3】She has long legs.(同义句转换) ____ legs ____ long. 【4】I am from China.(同义句转换) I ____ ____China. 【5】We aren’t in t
查看题目详情 →
七年级·英语·单词拼写Topic 1 I have a small nose
用所给单词的适当形式填空。 【 1 】 This is Li Ming. He ____(have) big hands. 【 2 】 —What are those in the box? —They are (knife). 【 3 】 —Does she ____(have)a small mouth? —Yes, she does. 【 4 】 Look! Her ____ (eye)are big. 【 5 】 My hair
查看题目详情 →
七年级·英语·单词拼写Topic 1 I have a small nose
根据句意及图片填词。 【1】Kangkang has a ____ head. 【2】Her hair is ____. 【3】I have ____ eyes. 【4】This is my friend. He has a ____ face. 【5】The boy has a ____ mouth.
查看题目详情 →
七年级·英语·填空题Topic 3 What would you like to drink?
fight ， follow ， ride ， tell， exercise， go ， cross， dance， play ， listen My grandfather is very healthy， because he ______ every day． Lucy ______ music in class． I'm sorry for ______ with my classmates， Mr． Wang． How lon
查看题目详情 →
七年级·英语·填空题Topic 3 What would you like to drink?
teach， come true， take， ride， brush， play， clean My sister wants ______ my bike to the basketball club． My mother ______ math in our school． Little Tommy ______ his teeth every morning． It takes Jill 10 minutes ______ a
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。