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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·填空题Section B

完形填空 Dear Peter, Thank you for your last letter. You asked me about _______ to go in our town. The Downtown Mall is _______ fun. It's a shopping center in the oldest part of the town. There are some good _______ and rest

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八年级·英语·填空题Section B

用方框中所给单词或短语的适当形式填空 beautiful;all kinds of;be up to;make up;creative 【1】It ____ you to decide where we will go for a vacation. 【2】The boy is ____ of all. He gave lots of great ideas about the talent show. 【3】The store sel

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八年级·英语·填空题Section B

用括号中所给单词的适当形式填空 【1】Who is the ________(win)in the singing competition? 【2】Gina ________(true)likes to help others. 【3】Everyone at the party ________(be)having fun now. 【4】They enjoyed ________(watch)the talent show. 【5】T

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八年级·英语·填空题Section A

根据短文内容和括号内所给汉语意思,写出空白处各单词的正确形式 ( 每空一词 ) 。 Carol's Cafeteria has the most 【 1 】 ( 美味的 )food , but the food there is also the most expensive in town.Lenny's Lunch Bar is not far from our school.It only 【 2 】 ( 花费 )about fi

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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。 Greenland is the 【 1 】 (large)island in the world.It is 【 2 】 the north of Europe.Near Greenland is another island. 【 3 】 (it)name is Iceland. Do you think that Gre

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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】This apple is bad,but that apple is even _____(bad). 【2】_____(Jack)clothes store has the best quality in town. 【3】The red skirt is much ____(expensive)than that green one. 【4】Linda saw the _____(new)mo

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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】The food in this hotel is good, but the _____(服务)is poor. 【2】Get up early, go out for some _____(新鲜的)air and enjoy a healthy life. 【3】Waiter, give me the _____(菜单), please! 【4】He did the job _____(相当

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八年级·英语·任务型阅读Section A

任务型阅读 This week I tried two new restaurants—Michelle's and Anton's. They are both French(法国的)restaurants. Michelle's is a small place with about twenty tables. The waiters and waitresses are very friendly, and the servic

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八年级·英语·阅读理解Section A

阅读理解 Fruit store A Business Hours(营业时间): 9:00 a.m.~8:30 p.m. Bananas(1 kilo): ¥5.00 Apples(1 kilo): ¥3.80 Watermelons(1 kilo): ¥1.60 Strawberries(1 kilo): ¥4.00 Quality: Very fresh Service: Good Fruit store B Business Ho

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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。 Our town is a great place to live in. It's the best place 【 1 】 (enjoy)my free time. There are three movie 【 2 】 (theater). They are all good, but the one near my h

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八年级·英语·填空题Section A

用方框中所给单词的适当形式填空 ticket;song;wait;screen;bad 【1】The radio station 92.1 FM is quite bad. It is _____ than 970 AM. 【2】Moon Theater has the shortest _____ time and the best service. 【3】I have two ____ for tonight's talent sh

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八年级·英语·填空题Section B

用方框中所给短语的适当形式填空 find out;dress up;be ready to; take one's place;do a good job 【1】All the soccer players _________ start the game now. 【2】Who will _________ when Ms.Smith is away on vacation? 【3】The little girl wants to _

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八年级·英语·填空题Section B

用括号中所给单词的适当形式填空 【1】Many people went to the cinema _____(see)the new movie. 【2】The _____(act)in the movie Mulan did a good job. 【3】—Can I help you? —Yes, I'd like a copy of ____(today)newspaper. 【4】He was so ____ that he

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八年级·英语·单词拼写Section B

根据句意及首字母或汉语提示完成单词 【1】The main c_____ in Steamboat Willie is Mickey Mouse. 【2】My English teacher Ms.Wang was ill last week,so Ms.Li took her p_____ to teach us. 【3】Mulan d_____ up like a boy and fought in the army. 【4】He

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八年级·英语·任务型阅读Section B

请阅读下面Alan,Carol,Helen,Steve和Linda关于自己爱好的描述,从A、B、C、D和E五个选项中选出适合他们观看的影视节目。 1.Alan: I like to see cartoons to relax myself. 2.Carol: I enjoy love stories,such as Romeo and Juliet. 3.Helen: I am interested in Chinese history

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八年级·英语·阅读理解Section B

阅读理解 Popeye the Sailor Man(《大力水手》)first became a popular cartoon in the 1930s. The sailor in that cartoon ate lots of spinach(菠菜)to make himself strong. People watched him,and they began to buy and eat a lot more spinach

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八年级·英语·填空题Section B

Good Luck Charlie is an American television _____. It is very _____ in the United States. Most people like to watch it. It tells a _____ of an American family,the Duncans.There are _____ people in the family. They are fa

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八年级·英语·填空题Section B

用方框中所给短语的适当形式填空 come out;think of;be like; try one's best;be ready to 【1】His first novel _____ in 1992. 【2】We should ____ to study hard. 【3】I _____ my mother,and we both have big eyes. 【4】When I saw my pen,I _____ my old

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八年级·英语·填空题Section B

用括号中所给单词的适当形式填空 【1】Maybe we should do something more _____(relax)this weekend. 【2】A bus _____(appear)in the corner when I was planning to take a taxi. 【3】When I got to the city,I _____(lose)my way. 【4】Such shows are ____

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八年级·英语·填空题Section A

根据短文内容和括号内所给汉语意思,写出空白处各单词的正确形式(每空一词)。 Ted, Jodie, Lily and Mary are my good _______(朋友). They love watching TV very much. They have different hobbies(爱好), so they like different TV shows. Ted is a good sports _______(选手)

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