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高频错题
#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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The famous violinist will hold a _______ in our city this Saturday. A.meeting B.competition C.concert
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The airline had to_______ this flight because of the bad weather. A.cancel B.start C.agree
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品读课内语段,回答问题。 众军看见了,便问那汉子道:“你桶里是甚么东西?”那汉子应道:“是白酒。”众军道:“挑往那里去?”那汉子道:“挑去村里卖。”众军道:“多少钱一桶?”那汉子道:“五贯足钱。”众军商量道:“我们又热又渴,何不买些吃?也解暑气。”正在那里凑钱。杨志见了,喝道:“你们又做甚么?”众军道:“买碗酒吃。”杨志调过朴刀杆便打,骂道:“你们不得酒家言语,胡乱便要买酒吃,好大胆!”众军道:“没事又来捣乱。我们自凑钱买酒吃,干你甚事
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“智取生辰纲”,用“智”是关键。请结合课文内容,分析下面的情节分别使用了“三十六计”中的哪一个计策。(只填序号) (1)伪装客商 ( ______ ) (2)走小路 ( ______ ) (3)林中休息 ( ______ ) (4)吴用下药 ( ______ ) (5)又去偷酒 ( ______ ) (6)送枣 ( ______ ) (7)不肯卖酒 ( ______ ) (8)劫走生辰纲 ( ______ ) (9)断了杨志升官梦 (
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根据《智取生辰纲》的相关内容,回答问题。 原来挑上冈子时,两桶都是好酒。七个人先吃了一桶,刘唐揭起桶盖,又兜了半瓢吃,故意要他们看着,只是教人死心塌地。次后,____________去松林里取出药来,抖在瓢里,只做赶来饶他酒吃,把瓢去兜时,药已搅在酒里,假意兜半瓢吃,那白胜劈手夺来,倾在桶里。这个便是计策。 (1)上文中,“去松林里取出药来,抖在瓢里”的人是谁? (2)请结合杨志押送生辰纲的相关情节,举出一个能体现他做事小心谨慎的例子。
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班级开展名著《水浒传》阅读交流活动,请积极参与,充分展示自我。 (我来对一对) (片段甲)自此之后,在这赵员外庄上住了五七日。忽一日,两个正在书院里闲坐说话,只见金老急急奔来庄上,径到书院里,见了赵员外。见没人,便道:“恩人,不是老汉心多,为是恩人前日老汉请在楼上吃酒,员外误听人报,引领庄客来闹了街坊,后却散了,人都有些疑心,说开去。昨日有三四个做公的来邻舍街坊打听得紧,只怕要来村里缉捕恩人。倘或有些疏失,如之奈何?” (有删改) (1
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She has to help her parents at home on weekends. (改为否定句) She______ to help her parents at home on weekends.
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She has to study for the math test.(改为否定句) She______to study for the math test.
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Can you go to the movies with me?(改写句子,句意不变) ______like to go to the movies with me?
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-Can you come to my party on Saturday? Sure,______to.(作肯定回答) Sorry,______can't.(作否定回答)
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莉莉4岁,但她会说3种语言。 Lily is only 4 years old, but she______ 3 languages.
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--你能来和我们一起打棒球吗? --我恐怕不能。我必须为考试而学习。 ______ you______ and______baseball games with us? I'm afraid not. I______a test.
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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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你不可以将这本书拿回家。 You______ the book home.
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任务型阅读 Hello, I am George. I am a student of Class 1 Grade 7. I have a nice family. There are five people in my family. My father is a manager of a hotel. My mother is an English teacher in my school. My sister is Linda.
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阅读理解 Hello, nice to meet you. My name is David and I'm a student at Beijing International(国际的)School. This is a photo of my family. These are my parents and my little sister is behind me. We're from America and we're in
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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。 This is a picture 【 1 】 Mr. White's family. The man in the middle is Mr. White. He is a 【 2 】 (work). The woman is Mrs. White. She is 【 3 】 doctor. They have a son
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Look at the photo on the wall. This is a(n) _______ of Smith's family. This _______ is Mr. Smith. He is the father of _______ children. He has got a son and a(n) _______ . There are two _______ in the photo. The one on t
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用适当的人称代词或物主代词填空 【1】Xiaoming and his brother are in the same school. And __ favourite sport is football. 【2】—Is this your new bike? —No, __ is Li Ming's. 【3】—How old is the boy? —__ is ten years old. 【4】—Is he your father
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用方框中所给单词的适当形式填空 man;work;that;be;on;who 【1】That __ is my teacher. 【2】The hospital is __ the left. 【3】These books __ my father's. 【4】My grandparents are farm __. 【5】__ policemen are very handsome(帅气的). 【6】—__ is the woman
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