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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·句型转换Unit 3 Trouble!
The farmers stopped working when it rained hard. （保持原句意思不变） The farmers______ stop working______ it rained hard.
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八年级·英语·句型转换Unit 3 Trouble!
He picked up his bag and hurried off. （保持原句意思不变） He picked up his bag and______ in a______.
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八年级·英语·句型转换Unit 3 Trouble!
Mr. Johnson spent two hours cooking the meal. （保持原句意思不变） It______ Mr. Johnson two hours______ cook the meal.
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八年级·英语·句型转换Unit 3 Trouble!
The crowd stared at the three people. （改为一般疑问句） ______？
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八年级·英语·句型转换Unit 3 Trouble!
Paul's dad picked up the phone and dialed 110. （对划线部分提问） ______？
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七年级·英语·填空题Unit 5 Choosing a new flat
Peter Brown and his wife, Amy, live in a house on Grand Street. Amy is very happy. She likes their house. She likes the neighbourhood, too. The neighbours are nice people. There is a hospital around the corner from Peter
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七年级·英语·填空题Unit 5 Choosing a new flat
Buy your dream flat in Sun City! Enjoy view of the Century Park. ______ your flat from Block A to Block F. Each block has 16 floors. The flats are of many _______ types: the biggest flat is 200 square metres. There are f
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七年级·英语·阅读理解Unit 5 Choosing a new flat
The Taj Mahal in India is one of the seven wonders in the world. It is also one of the most beautiful buildings in the world. Over three hundred years ago, the king called Shan Jehan built the Taj Mahal as a tomb for his
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七年级·英语·阅读理解Unit 5 Choosing a new flat
For Sale Only US＄95,000 ＊Park House一Built in 2009 ＊3 bedrooms, 1 bathroom, 1 living-room, 1 kitchen ＊A big garden, a small swimming pool ＊8 minutes to Shanghai American School ＊10 kilometers from the city centre For furt
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七年级·英语·句型转换Unit 5 Choosing a new flat
Rewrite the following sentences as required （根据所给要求 , 改写下列句子）： 【 1 】 I'd like to watch TV this evening. （改为一般疑问句） _________ you __________ to watch TV this evening? 【 2 】 They have moved to a new flat. It has a big balco
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七年级·英语·填空题Unit 5 Choosing a new flat
Complete the sentences with the given words in their proper forms（用括号中所给单词的适当形式完成下列句子）： 【1】He is the leader of the team. His____________ often help him a lot. (help) 【2】There are a lot of estate__________ on this road. (
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七年级·英语·选择题Unit 5 Choosing a new flat
-Mr. Guo, I think the answer is "ten". Is that right or wrong?
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七年级·英语·选择题Unit 5 Choosing a new flat
-_________________. - I have a bad headache.
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九年级·英语·阅读理解Unit 5 Action
Elderly people may fight to sleep as well as they did during their youth because they start to lose part of the brain that helps them fall asleep at night, scientists believe. There seem to be two main difficulties for t
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九年级·英语·阅读理解Unit 5 Action
Recently, garbage sorting has been a popular topic. As one of the 46 Chinese cities chosen to require garbage sorting, Shenzhen recently took action to ask residents to throw away their garbage in designated places and t
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九年级·英语·阅读理解Unit 5 Action
The first reality TV show in the world was called Expedition Robinson and it was shown in Sweden in 1997. Half the population of the country watched the final event and a new kind of TV program was born. Two years later
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九年级·英语·阅读理解Unit 5 Action
On September 25th, I took part in a film festival for the first time. This publicly-attended film festival is the Milwaukee Film Festival. It usually begins on the fourth Thursday night of September and lasts for fifteen
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九年级·英语·阅读理解Unit 5 Action
Do you want to join a club in our school？ Here are some clubs that you might be interested in. Chinese Culture Club The Chinese Culture Club The Chinese Culture Club focuses on exploring Chinese culture. You don't have t
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九年级·英语·填空题Unit 5 Action
Usually, we should use words to communicate. But we often "say" more without using words! We say many things with body language. Our faces and body movements both show our body language. Our body language (1) a lot about
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九年级·英语·选择题Unit 5 Action
- Tony just ____________ in class. He has been sent to hospital. -What's wrong with him？ He was OK in the morning. （ ）
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