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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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七年级·英语·选择题Unit 5 What can we learn from others?
Great changes have taken place in China． Who can tell what it would be like in _____ five years？（ ）
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七年级·英语·选择题Unit 5 What can we learn from others?
Mary didn't want this dress and asked the shop assistant to show her ______．（ ）
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七年级·英语·选择题Unit 5 What can we learn from others?
I don't like those shoes． Please show me ______．（ ）
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七年级·英语·选择题Unit 5 What can we learn from others?
He was a wonderful teacher．Everyone agreed it would be hard to find ____like him．（ ）
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七年级·英语·选择题Unit 5 What can we learn from others?
Please give me ________ chance．（ ）
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七年级·英语·选择题Unit 5 What can we learn from others?
This is not the only answer to the question． There are ________．（ ）
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七年级·英语·阅读理解Unit 4 Let's go shopping
Hello Sandy, We have just returned from our holiday.We went with our friends Edward Smith and his wife Tina to the Yorkshire Moors.That is a beautiful place.It is a natural park.There are lots of places to walk on the to
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七年级·英语·单词造句Unit 4 Let's go shopping
job,to, support,a,in, order,his,he, family,did, part-time（连词成句） ______ .
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七年级·英语·句型转换Unit 4 Let's go shopping
It cost my uncle huge amounts of money to decorate the living room. （改写句子，意思不变）. ______ .
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七年级·英语·句型转换Unit 4 Let's go shopping
If you practise more, you will pass the driving test more easily.（改写句子，意思不变） The ______ you practise, the ______ ______ you will pass the driving test.
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七年级·英语·句型转换Unit 4 Let's go shopping
Your grandpa seldom goes to the shopping centre with your grandma. （改反意疑问句） Your grandpa seldom goes to the shopping centre with your grandma, ______ ______ ？
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七年级·英语·句型转换Unit 4 Let's go shopping
These families will move to the new housing estate in two weeks. （对画线部分提问） ______ ______ will these families move to the new housing estate？
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七年级·英语·单词拼写/单词释义Unit 4 Let's go shopping
______ （劳驾）！ How can I get to the nearest restaurant from here？
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七年级·英语·单词拼写/单词释义Unit 4 Let's go shopping
There are ______ （两家鞋店） in my neighbourhood .
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七年级·英语·单词拼写/单词释义Unit 2 Going to see a film
rite ______
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七年级·英语·单词拼写/单词释义Unit 2 Going to see a film
sarira ______
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七年级·英语·单词拼写/单词释义Unit 2 Going to see a film
flourish ______
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七年级·英语·单词拼写/单词释义Unit 2 Going to see a film
Buddhist monk ______
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七年级·英语·单词拼写/单词释义Unit 2 Going to see a film
significance ______
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七年级·英语·单词拼写/单词释义Unit 2 Going to see a film
The Lantern Festival The Lantern Festival falls on the last day of the Spring Festival. As early as the Western Han Dynasty,it had become a festival of great significance. This day's important activity is watching lanter
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