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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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九年级·英语·解答题Unit 1 Know yourself
Enriching your life means trying to make your life as meaningful and happy as possible.You may have difficulty realizing it,but there are many steps you can take to experience new things,gain knowledge and enjoy what you
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九年级·英语·单词拼写/单词释义Unit 1 Know yourself
《白蛇：缘起》只是一部卡通片，但我认为它适合所有年龄段的人观看。 White Snake is just a cartoon,but I think it ______people of all ages.
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九年级·英语·单词拼写/单词释义Unit 1 Know yourself
当我第一次见到王教授时，他的学识给我留下了深刻的印象。 When I met Professor Wang for the first time,he ______his knowledge.
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九年级·英语·单词拼写/单词释义Unit 1 Know yourself
当我们领先时，我们应该保持谦虛；当我们落后时，我们不应该灰心。 When we ______，we should stay modest.And when we ______，we shouldn't lose heart.
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九年级·英语·单词拼写/单词释义Unit 1 Know yourself
杰克，你试卷上所有的拼写错误都应该予以注意。 Jack,all the spelling mistakes in your papers should ______.
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九年级·英语·单词拼写/单词释义Unit 1 Know yourself
我的老板建议我在会议上发言前要三思。 My boss advises me ______before speaking at the meeting.
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九年级·英语·单词拼写/单词释义Unit 1 Know yourself
Mr Liu,our Maths teacher,is 35 years old.He is really a good teacher.Not only we students but also our head teacher （1）______（respect） him very much. Mr Liu is strict with us.As soon as this term began,students in our cl
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八年级·英语·句型转换Lesson 11 Health Advice
It is helpful to read English every day. ______ English every day is______.
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八年级·英语·句型转换Lesson 11 Health Advice
It's important to keep healthy. It's important to______.
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八年级·英语·句型转换Lesson 11 Health Advice
When you have a cold, you should drink lots of water. When you have a cold, you should drink______water.
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八年级·英语·句型转换Lesson 11 Health Advice
He often helps me study maths. He often______me______my maths.
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八年级·英语·选择题Lesson 11 Health Advice
We can get many kinds of vitamins______fruit and vegetables.（ ）
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八年级·英语·选择题Lesson 11 Health Advice
______is good for our health.（ ）
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八年级·英语·选择题Lesson 11 Health Advice
Money and success can bring happiness.______， it won't last long.（ ）
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八年级·英语·选择题Lesson 11 Health Advice
My classmates have all kinds of dreams.______， Mary wants to be a musician when she grows up.（ ）
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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
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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。 ______________________________________________________________________________________________________________________________________________________________________
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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
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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
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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.
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