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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·单词拼写/单词释义Section B
我不能去看我的祖母，因为我不得不做家庭作业。 I______my grandmother because I______ my homework.
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八年级·英语·单词拼写/单词释义Section B
你不可以将这本书拿回家。 You______ the book home.
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八年级·英语·填空题Section A
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。 Ms. Steen is our English teacher. She is from England. She 【 1 】 (start)to teach us last year. But now she is 【 2 】 (leave)for her country. We are so sad to see her
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八年级·英语·填空题Section A
用方框中所给单词或短语的适当形式填空 hang out；catch；refuse；watch；prepare for 【1】My parents might __________to take me to the movie theater. 【2】She invites me ____________ the basketball match the day after tomorrow. 【3】Don't you want to__
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八年级·英语·填空题Section A
用括号中所给单词的适当形式填空 【1】—Can you____________(come)to my house for dinner? —I'd love to, but I have to ____________(help)my parents at home. 【2】Thank you for___________(ask)me to your birthday party. 【3】He is trying __________
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八年级·英语·单词拼写Section A
根据句意及首字母或汉语提示完成单词 【1】Thank you for i__________ us to your art festival. 【2】You are brave enough to __________(接受)such a difficult job. 【3】They c_________ the thief and tied his hands behind his back. 【4】He won't go back
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八年级·英语·阅读理解Section A
It was Christmas, and there was a big party in the house. Guests came and went，but the party went on. Then the bell rang. Several people shouted, “Come in!” A small man opened the front door and came in. Nobody knew him
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八年级·英语·填空题Section A
I'm very happy that I will be 16 years old in two days. I'm going to have a party _____ tomorrow evening. I told my mother that she needn't do _____ for me. This time I _____ to do everything by myself. I hope to _____ t
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八年级·英语·填空题Section A
Dear Lucy, Thank you for inviting me to your party. I'm sorry I can't come. I'm 【 1 】 (real)busy this weekend. On Saturday morning, I plan 【 2 】 (meet) my cousin Zhang Lan at the airport. In the afternoon I'm going to do
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八年级·英语·填空题Section A
用方框中所给短语的适当形式填空 another time；go to the doctor；too much； have the flu；prepare for 【1】Students don't like to have ___________ homework. 【2】The teacher asked his students _____________the exam. 【3】Sorry, my hands are full t
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八年级上·英语·填空题Section B
用方框中所给短语的适当形式填空。 find out write down stay out worry about talk to （1）If Tom too late, his parents will be angry with him. （2）If I'm free this afternoon, I you about the problem. （3）You can some information about Hainan I
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八年级上·英语·填空题Section B
用方框中所给单词的适当形式填空。 he advise understand mistake step （1）My father me to talk with my best friend Jane after we had a fight.（2）My son is old enough to dress now.（3）Susan made lots of in the English exam.（4）Out teacher is an
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八年级上·英语·阅读理解Section B
阅读理解 Dear Mom, I don't think you understand me. You think I should be studying all the time. I know you want me to find a good job when I grow up, but I would like to have a wonderful time, too. You never let me do somet
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八年级上·英语·翻译Section B
青少年经常在他们的学业方面存在许多问题。 The often have a lot of problems their schoolwork.
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八年级上·英语·翻译Section B
他如此粗心，以至于常常犯错误。 He is so careless that he often .
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八年级上·英语·翻译Section B
露西认为她的父母确实很善解人意。 Lucy her parents A are really .
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八年级上·英语·翻译Section B
最好不要逃避我们的问题。 It's best not to our problems.
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八年级上·英语·翻译Section B
最后，他们赢得了那场篮球赛。 , they won the basketball game.
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八年级·英语·选择题Section A
—Labor（劳动）education is important for studentsˈ development. —Yes. ______ schools put it into practice, students will be more independent.
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八年级·英语·补全对话Section A
A：Are you going to the school party？ B：Yes,I am.I （1）w ______ to wear my new（2）j ______! A：You can't do that. B：What will （3）h ______ if I do？ A：We won't （4）l ______ you in.You should wear your cool pants. B：That's great
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