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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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Good morning,everyone!I\’m Sarah.My (1)______ name is Sarah White.I\’m thirteen years old.I\’m a student in a (2)______ in Xi\’ an now. Amy is my twin sister.She is (3)______ years old too.She is my classmate.We are in t
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Lucy and Lily are sisters.______of them are middle school students.( )
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I joined the music club because I can sing and dance beautifully. (对划线部分提问) ____________ you join the music club?
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The book isn\’t here.Where ______(其他的,别的) should I look?
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Can you help me?I can\’t find my two sisters:Linda and Mary.Linda is six years old.She has a long face,big eyes and a wide mouth.Her hair is short and black.She is tall.She is in a yellow dress and white shoes.My little
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Liang Xiang likes ______ ______ music.
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Some people like dogs because they can help people do a lot of things.Some people like koalas because they think koalas(1)______(be) cute.But I like pigs best of all the(2)______(animal) .Many people say that pigs are la
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Simon enjoys taking p ______in different kinds of after-school activities.
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Hello!I am happy to introduce myself.It\’s nice to meet you in the school. My name is Bruce.I come to China this year.I\’m from Canada.I\’m twelve.It\’s a great thing to live in Beijing with my family.Now,I have a good f
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My classmates and I had a school trip last week.Our teachers went together with us.We went to a mountain by bus.There were thirty-nine students on the bus.(1)______bus was slow but we sang songs on it and we had a good t
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你愿意成为我的朋友吗? ______
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有多少只羊?让我们数一数. How many sheep are there?Let\’s ______.
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We have a dog.When we call him,he to us.( )
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I am a girl pink in the photo.( )
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第一节阅读下面语言材料,从每题所给的A、B、C、D四个选项中选出最佳选项. 以下是某学校六年级四个同学的基本信息以及他们刚学会的问候语(Greetings),请根据信息选择正确选项. Name:Ella Age (年龄):11 Class:3 Greeting:Good morning! Name:Frank Age:12 Class:2 Greeting:How are you? Name:Jim Age:13 Class:4 Gre
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Hi.boys and girls.My name (1)______(be) Sun Yue.Nice (2)______(meet) you.I am a mother of two children.I have a son (3)______a daughter.Look!Here is a photo of(4)______(they).My daughter is 8 years old.(5)______(she) nam
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I wake up at six in the morning.Dad is putting the cows and sheep onto the trucks.Mom is putting my favorite milk food and some dried meat (肉干) in a bag.We will start driving to another pasture (牧场).We won\’t forget to t
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The girl a cap is my new friend Anna.( )
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Hello!My name is Cindy Green.Now I am in my classroom.This is my schoolbag.In it,you can see my books and a pencil box.The pencil box is yellow.What\’s in the pencil box?My pen and my ruler are in it.My pen is blue,and m
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Hello!I\’m Dora.I\’m seven.I have a good friend.His name is Boots.I like him very much.I have a backpack(背包).It\’s nice.A key,a cup,a pen and a map are in it.What color is it ?It\’s purple.I like the color.My new friends
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