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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·单词拼写/单词释义Unit 5 What does he look like?

他们告诉他罪犯的样子。 They tell him what the__________________.

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七年级·英语·连词成句Unit 2 I'm watching TV.

连词成句。【1】is , my , this, jacket, lost. ______________________ . 【2】is , it ,his , not, notebook._________________ . 【3】do, spell, you, eraser, how. ______________? 【4】that, your, game, is, computer, the, in ,lost, found,

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七年级·英语·句型转换Unit 2 I'm watching TV.

句型转换【 1 】 This is her ruler. ( 改为否定句和一般疑问句 ) __________________ her ruler. _________________ her ruler ? 【 2 】 That’s a ruler in English. （划线提问） ________________ 【 3 】 Is that a ring? ( 改为肯定句，并作否定回答 ) _________________

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七年级·英语·补全对话Unit 2 I'm watching TV.

补全对话 Teacher=T, Maxim=M T: Can I help you? M:I lost my 【 1 】 T: Where did you lost it? M. 【 2 】 the playground. T：Is 【 3 】 your backpack ？ M：No, it 【 4 】 . My backpack is 【 5 】 . That one is small. T: So, is this 【 6 】 ?

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七年级·英语·阅读理解Unit 2 I'm watching TV.

In an English class, the students work hard at their lessons. Their teacher is very happy. She sings some nice songs with them, and she goes to the blackboard and writes “S-M-I-L-E-S” on it. “This is the longest word in

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七年级·英语·阅读理解Unit 2 I'm watching TV.

Look! This is No.2Middle School. My friend Victor is in this school. He is in Class One, Grade Eight. He has two good friends, David Kim and Moore. Jim is in No.3 Middle School in Shanghai .He is an English boy .David is

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七年级·英语·填空题Unit 2 I'm watching TV.

完形填空。(10分) 选择适当的词语填入句子中，使句子和文章前后意思完整 This boy is Peter Smith. His _ _ name is Peter. His _ _ name is Smith. This is school. His school _ _ number is 20048567. His teacher is Miss White. Miss White _ a good teacher. Li Mi

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七年级·英语·填空题Unit 2 I'm watching TV.

根据句子意思选择正确的词填空。【1】--What’s ______(I, you, his) English name?--_______(I , His, It)is Nancy. 【2】--What color is _______(it, that, you )ruler?—It’s yellow. It’s _____(a, an) yellow eraser. 【3】---Is that______(you , your )

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七年级·英语·补全对话Unit 2 I'm watching TV.

从Ｂ组中找出A组各句相配的句子。 A B 26.Is that a pencil case? A. No, it’s a pencil 27.How are you ? B. Yes it is 28.What’s this in English? C. It’s a clock. 29.Nice to meet to you. D.W-A-T-C-H, watch 30.Is this his eraser? E. Tony. 31.

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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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七年级·英语·句型转换Unit 1 Why do you like pandas?

Michael comes from America .（对画线部分提问） ____________Michael______from？

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七年级·英语·句型转换Unit 1 Why do you like pandas?

My brother doesn't like tigers because they are scary. （对划线部分提问） ____________your brother like tigers？

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七年级·英语·补全对话Unit 1 Why do you like pandas?

A： Let's see the koalas first. B： (1) A： Because they' re cute, I think. B： (2) A： I like giraffes, too. B： Why？ A： (3) And what animals do you like？ B： (4) They are kind of shy. A： What other animals do you like？ B： I a

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七年级·英语·单词拼写/单词释义Unit 1 Why do you like pandas?

--为什么Lisa害怕那个动物？ --因为它真的很吓人。 --Why is Lisa______of that animal？ -Because it is really______.

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七年级·英语·单词拼写/单词释义Unit 1 Why do you like pandas?

他喜欢什么动物？ ______does he like？

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七年级·英语·单词拼写/单词释义Unit 1 Why do you like pandas?

别害羞!你能做好! Don't______! You can do it well!

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七年级·英语·单词拼写/单词释义Unit 1 Why do you like pandas?

这些树袋熊看，上去有几分可爱。 The koalas______kind of______.