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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·选择题Unit 1 Don’t cross that rope!
We can't do listening .practice today, for Miss Zhao's tape-recorder doesn't
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九年级·英语·填空题Unit 1 We’re still influenced by Confucius’s ideas.
语法填空 阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空白处填入一个适当的词或使用括号中词语的正确形式填空。 Reading is very important 【 1 】 our life. We can get knowledge 【 2 】 reading. It can not only open our minds 【 3 】 make us become wiser. Besides , reading is a
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九年级·英语·阅读理解Unit 1 We’re still influenced by Confucius’s ideas.
阅读理解 Have you ever seen the Disney movie The Jungle Book(《奇幻森林》)？It's actually adapted(改编)from a book. The Jungle Book is a collection of stories by the English writer Rudyard Kipling. The stories were first published in
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九年级·英语·书面表达Unit 4 Amazing Science
根据提示,写一篇80词左右的短文。必须用上提示的单词。 世界迈入智能时代，未来的生活是什么样的？请你想象一下。 单词提示: flight car(飞行汽车)，soft screens(柔性视屏), submarine city(海底城市)
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九年级·英语·填空题Unit 4 Amazing Science
Researchers have discovered the first Earthsized planet. It was first marked by 【 1 】 (science) using NASA’s Kepler telescope ( 望远镜 ) ， so it’s called Kepler-186f. It lies about 500 light years from the Earth and goes 【
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九年级·英语·任务型阅读Unit 5 Look into Science
阅读短文 , 并按要求完成文后小题。 The sudden sound of an alarm clock is enough to wake up most of us, but it's an unhappy way to start the day. Thanks to creative inventors who have been changing our lives with their wonderful products
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九年级·英语·书面表达Unit 5 Look into Science
英语课上，同学们正在讨论自己最喜欢的电影。假如你是李华，请你根据所给提示和要求，用英语写一篇短文，介绍一下你最喜欢的电影。 提示： (1)What is your favorite movie? (2)Why do you like it? (3)What can you learn from it? 要求： (1) 短文须包括所有提示内容，可适当发挥。 (2) 短文中不得出现真实的人名、校名和地名。 (3) 词数 80 个左右 ( 开
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九年级·英语·阅读理解Unit 2 It’s a long story.
Too many people want others to be their friends, but they don’t give friendship back. That is why some friendships don’t last very long. To have a friend, you must learn to treat your friend the way you want your friend
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九年级·英语·填空题Unit 2 It’s a long story.
When we are unfamiliar( 不熟悉 ) with something, we may feel nervous and fearful. The help of others is a good ____ to help us pull through. I write for a big newspaper, and I wanted to _____ a story about parachute jumping
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九年级·英语·连词成句Unit 8 Culture Shapes Us
Lucy, both, reading, and, I, books, like _________________________________________________________ .
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九年级·英语·连词成句Unit 8 Culture Shapes Us
or, than, your, older, is, you, sister, younger _________________________________________________________ ?
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九年级·英语·书面表达Unit 9 Communication
习近平总书记在全国教育大会上提出了 " 立德树人 " 的人才培养根本任务 , 作为一名初中毕业生 , 你有什么人生规划？假如你是李华 , 请你根据以下提示 , 写一篇英语演讲稿 , 谈谈自己的人生规划。 提示： (1)Be proud of being a Chinese. (2)Work hard on realizing our China Dream. (3)Learn to be thankful, kind and hones
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九年级·英语·填空题Unit 9 Communication
Good morning. I'm very happy to be here today. It is a great honour to be invited to give a s 【 1 】 . On my way to the hall just now, I stopped by some of your classrooms and read the notes you 【 2 】 (leave) for one anot
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九年级·英语·书面表达Unit 10 Get Ready for the Future
请仔细观察下面的图片，并根据所给提示和要求写一篇短文。 提示： (1)What does the picture mainly talk about? (2)What's your advice? 要求： (1) 短文须包括所有提示内容，可适当发挥。 (2) 短文中不得出现真实的人名、校名和地名。 (3) 词数 80 个左右。 ( 开头已经给出，不计入总词数 ) I can see a lonely girl in the pictur
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九年级·英语·任务型阅读Unit 10 Get Ready for the Future
No one has the right to judge you.People may have heard your stories, but they can't feel what you are going through.So forget what they say about you .Focus on how you feel about yourself, and do what you know in your h
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九年级·英语·阅读理解Unit 7 Films
“Neville is my brother,” Sir Henry continued,”about five years ago, my brother and I quarreled, Soon after this, our father died. I am the elder son, and I got everything. I wanted my brother to apologize to me. He didn’
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九年级·英语·阅读理解Unit 7 Films
B Hollywood is a neighbourhood in Los Angeles，California. It used to be the historical centre of movie studios and movie stars. And the word "Hollywood" is often used as a metonymy( 转喻 )of American cinema, But these are
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九年级·英语·书面表达Unit 2 Colour
【题目】 书面表达 写一篇颜色决定人心情的英语短文。包括以下要点： 1. 颜色分为冷色和热色； 2. 两种颜色的作用； 3. 选择颜色的重要性。 词数： 80 左右。 ________________________________________________________________________________________________________________________________________
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九年级·英语·完成句子Unit 2 Colour
【题目】 完成句子 【 1 】 红色和白色是好的搭配，因为有力量的红色能平衡沉静的白色． Red and white are _______________ ，as the powerful red ___________ the calm white． 【 2 】 当你犹豫不决的时候，红色可以有助于你做决定． This may help when you ________________________ a decision． 【 3
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九年级·英语·补全对话Unit 3 Language in use
A: Mr John, you often help children. 【 1 】 B: Yes ,of course. Children often write to me and ask me how to solve their problems. A: 【 2 】 B: Many can’t decide when to study and when to play. I think they should learn to
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