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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-单句Unit 1 This is me
I am g______ （高兴的） to meet my new friend， Jim．
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七年级·英语·单词拼写-单句Unit 1 This is me
______ （每一个人） likes Mr．Zhou's English lessons．
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七年级·英语·单词拼写-单句Unit 1 This is me
Our English teacher wears a pair of g______ （眼镜）， because her eyesight is bad．
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七年级·英语·单词拼写-单句Unit 1 This is me
-Would you like to go s______ （游泳） with us after school？ -Yes， I'd like to．
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七年级·英语·解答题Unit 1 This is me
I'm Kate， and my sister is Gina． I'm tidy， but Gina is not． In our room， my books and tapes are in the bookcase． My keys are in my schoolbag． I have a clock． It's on the desk． Gina's books are everywhere-on her bed， on t
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七年级·英语·阅读理解Unit 1 This is me
Mary is an English girl， but she is in France （法国） now． She is six years old． Her mother says to her， "You are six years old， and you will start school here． You will like the school very much， because it's a nice school
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七年级·英语·填空题Lesson 8 Let's have fun !
缺词填空。 My grandparents l 【 1 】 on a farm. It is not f 【 2 】 away from our city. My parents and I often travel there b 【 3 】 train. It t 【 4 】 about one hour and ten m 【 5 】 . This is a picture of the farm. You can s 【 6 】
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七年级·英语·阅读理解Lesson 8 Let's have fun !
I am Tom. My favourite toys are a panda and a monkey. The panda has big eyes and a small nose on its face. The monkey has a big mouth on its face. The panda has two black ears on its head and it has a round white baby. T
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七年级·英语·填空题Lesson 8 Let's have fun !
Li Lei has a nice watch. It _______ three hands on _______ face. It _______ fast or _______. It _______ the right time. So Li Lei knows when to get up _______ the morning and when to________ to school. He likes it very m
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七年级·英语·句型转换Lesson 8 Let's have fun !
按要求变化下列句子。 【 1 】 He goes to school on Saturday and Sunday. （否定句） He ________ ________ to school on Saturday ______ Sunday. 【 2 】 He does his homework at home. （否定句） He ________ ________ his homework at home. 【 3 】 Jim ha
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七年级·英语·填空题Lesson 8 Let's have fun !
根据句意写出所给单词的正确形式。 【1】Can he ______________ ( answer) the question? 【2】Let me __________ ( sit) here, OK? 【3】It is nice ______________ ( meet) you. 【4】He ______________ ( not be) in our class. 【5】The man works on a farm. H
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七年级·英语·翻译题Lesson 8 Let's have fun !
英汉互译。 【1】我所有的新同学____________________ 【2】那个留长发的妇女_________________ 【3】看黑板_____________________ 【4】三盒子糖果____________________ 【5】五个西红柿__________________ 【6】write down your answers_________ 【7】listen to the tape again_______
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七年级·英语·选择题Lesson 8 Let's have fun !
10 September is ____________.
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七年级·英语·选择题Lesson 8 Let's have fun !
The Chinese New Year is _______ January _________ February.
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七年级·英语·阅读理解Lesson 5 Wonderful things
Miss Liu is an English teacher. She is very young. She works very well and the students all like her. There are twenty-six boys and twenty-four girls in her class. Now some of them are playing on the playground. Jim and
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七年级·英语·填空题Lesson 5 Wonderful things
Mr. Bush comes from ____ But now he works ____ a middle school in China. He has sixty students. He often says his class is too big and it is hard work for him to ___ with every student in English. He enjoys ____ black te
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七年级·英语·书面表达Lesson 5 Wonderful things
书面表达。 假如你是Millie，请写一篇短文作自我介绍。字数70词左右，短文需包含以下要点，可适当发挥。 我的名字叫Millie。十三岁，来自英国（England）。我家有三口人。爸爸是警察，妈妈是教师。我爱他们。 1. 我喜欢读书。我有许多朋友。 2. 看!我在教室里，我的帽子是红色的，我的外套是黄色的，我的裙子是灰色的。 3. 我在学校很开心。 ___________________________________________
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七年级·英语·任务型阅读Lesson 5 Wonderful things
阅读表达：根据短文内容回答问题 Bill’s father likes eating fish very much. He often buys fish in the shop and cooks it to eat. One day Bill sees the fish and thinks,” Good! Now, I can ask my friends to have lunch and we can eat the fish
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七年级·英语·填空题Lesson 4 You look cool !
Thanksgiving Day is on the fourth Thursday of （1）N______． It's one of the most（2）i______American festivals． In my family， we always go to my grandmother's house （3）o______ Thanksgiving Day． All my aunts， uncles and cousi
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七年级·英语·句子翻译Lesson 4 You look cool !
星期一到星期五，我们通常上午八点做早操．______．
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