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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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八年级·英语·填空题Unit 8 Celebrating Me
(2020 原创 )As the saying goes, “ Nothing is ________ (possible) if we try our best to do it.”
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八年级·英语·填空题Unit 8 Celebrating Me
(2020 原创 )It is ________ (real) exciting to have a trip in Huashan Mountain. I have looked forward to it for so long.
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八年级·英语·填空题Unit 8 Celebrating Me
(2020 原创 )The plane ________ (land)on the ground safely with the effort of Mr. Li.
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七年级·英语·单词拼写/单词释义Lesson 8 Whose Ball Is This?
Look at this, it is a______（模型） of a plane.
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七年级·英语·单词拼写/单词释义Lesson 8 Whose Ball Is This?
Would you like to help me______（带来） it in？
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七年级·英语·单词拼写-单句Lesson 8 Whose Ball Is This?
We play games on the p______. 6. tidy
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七年级·英语·单词拼写-单句Lesson 8 Whose Ball Is This?
We u______ have dinner at six o'clock.
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七年级·英语·单词拼写-单句Lesson 8 Whose Ball Is This?
It doesn't look like rain,so you needn't b______your umbrella with you.
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七年级·英语·单词拼写-单句Lesson 8 Whose Ball Is This?
We clean our classroom every day, so it's very clean and t______．
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七年级·英语·选择题Lesson 8 Whose Ball Is This?
--- Is the red book ？ --- No, is blue.（ ）
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七年级·英语·选择题Lesson 8 Whose Ball Is This?
The little boy is afraid of playing alone. He always walks his mother.（ ）
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七年级·英语·选择题Lesson 7 Time to Tidy
Macao（澳门）returned to our motherland ____ December 20th, 1999.
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七年级·英语·选择题Lesson 7 Time to Tidy
They arrived early ____ a Tuesday morning.
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七年级·英语·选择题Lesson 7 Time to Tidy
Li Lei often gets up ____ seven o'clock on Sundays.
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七年级·英语·选择题Lesson 7 Time to Tidy
The little boy is always interested ____ science.
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七年级·英语·单词拼写Lesson 7 Time to Tidy
【1】Would you like to help me ________________(带来) it in? 【2】We always keep our classroom clean and ________________(整洁). 【3】Peter has a ________________(模型) plane. 【4】--- Are those books ________________ (我们的)? --- No, t
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七年级·英语·单词拼写Lesson 7 Time to Tidy
【1】You should t________________ up the room before your friends arrive. 【2】Remember to b________________ a book to school tomorrow. 【3】I hope e________________ goes well with you. 【4】He u________________ makes a plan bef
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七年级·英语·填空题Lesson 12 China’s Got Talent
Jason, a 16-year-old boy, is PE monitor in our class. He is from Africa. He often (1) basketball with other boys after school. When we can′t (2) him, he must be in the playground. He is the best basketball player and run
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七年级·英语·句型转换Lesson 12 China’s Got Talent
He can speak five languages.（对画线部分提问） ______languages______ he speak？
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七年级·英语·句型转换Lesson 12 China’s Got Talent
Can you help me to learn English？（改为同义句） Can you help______English？
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