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七年级(初一)： 语文　数学　英语　生物　历史　道法　地理　

七年级(初一)试题

华佗因医术高明，发明麻沸散，被尊为“医圣”；王羲之因书法艺术精湛，集书法之大成，被尊为“书圣”。
如图甲、乙、丙、丁表示呼吸系统的组成及肺的结构，下列叙述中，错误的是（     ）

A . 图甲中的[7]表示呼吸道，[6]是气体交换的场所 B . 图乙中的[8]表示肺泡，肺由大量的肺泡组成 C . 图丙中的B表示氧气，A表示二氧化碳 D . 图丁中气体交换的结果是使静脉血变成动脉血
下面是唾液淀粉酶对淀粉的消化作用实验图，请据图回答

  1. （1） 图甲中，两支试管中浆糊的量应该相等；而图乙中，若滴加到1号试管中清水的量为2mL，则滴加到2号试管中唾液的量应该（大于/小于/等于）2mL。
  3. （2） 丙实验中使用37℃温水的目的是为了。
  5. （3） 丁实验中的号试管滴加了碘液后不变蓝色，说明。号试管滴加了碘液后变蓝色，说明。
若|a|=2，|b|=3，且ab＜0，则a﹣b=．
武王伐纣过程中发生的战役是（    ）

A . 涿鹿之战 B . 桂陵之战 C . 长平之战 D . 牧野之战
This is ________ old computer. I want a new one.
A . a B . an C . / D . the
现在人们最爱说的一个字就是“累”，不仅身累更心累。生存压力让很多人越来越情绪化，有些情绪连自己都没意识到，但身体却早早地发出了“报警信号”。当人情绪变化时，往往伴随着一系列生理变化。比如恐惧会让人瞳孔变大、口渴、出汗、脸色发白；而情绪低落或过度紧张时，人会越来越讨厌自己的长相……这说明（  ）
A . 要学会合理地调节情绪 B . 情绪丰富了我们的生活 C . 人的情绪是复杂多样的 D . 要完全消除负面的情绪
在-2，-1，1，2四个数中，比-1小的数是（    ）
A . -2 B . -1 C . 1 D . 2
阅读理解

    Welcome to my Robot Toy Store! We have some new robots. Have a look!

Name: Mr. Cute        Price: $98

It can feel happy and sad like a real human! If you touch its right ear, it will tell interesting stories to you. Would you like to have one?

Name: Robot Dog      Price: $119

It looks like a dog, but it will never ask you for dog food. If you touch its mouth, it will take a walk or play ball games with you. It can also talk with you in many languages. Interesting, right?

Name: Super Man       Price: $165

There is a screen on its face. You can watch movies or play video games on it. And it will also teach you to say some English words. Come and get your own Super Man!

Name: Miss Pretty       Price: $128

Miss Pretty is a teaching robot. It teaches people how to dance. It can move its hands, arms and legs easily. If you are interested in robots and dancing, buy Miss Pretty now!
  1. （1） Where should we touch if we want to hear stories from Mr. Cute?
    A . Its right hand. B . Its screen. C . Its right ear. D . Its mouth.
  3. （2） What won't Robot Dog do?
    A . Play ball games with people. B . Take a walk with people. C . Talk with people. D . Ask for dog food from people.
  5. （3） Which one is the most expensive?
    A . Mr. Cute B . Robot Dog C . Super Man D . Miss Pretty
  7. （4） Miss Pretty is made to ________.
    A . teach people to dance B . take care of old people C . make friends with children D . play music for people
  9. （5） What's the main purpose of the passage?
    A . To invite people to a robot show. B . To ask people to buy the robots. C . To ask people to make more robots. D . To teach people how to use robots.
读北极地区图，完成下列问题

  1. （1） J海峡是 海峡，该海峡两侧的国家分别是俄罗斯和 。
  3. （2） 图中A在C的   方向
  5. （3） 图中H是   洋，生活在北极的代表动物是。（企鹅或北极熊）
吃甘蔗时，先要削去坚硬的外皮，然后咀嚼乳白色的结构会有许多甜汁，咀嚼后把蔗渣吐掉．从结构层次的角度分析，坚硬的外皮、乳白色的结构分别是（　　）
A . 保护组织、营养组织 B . 上皮组织、营养组织 C . 保护组织、输导组织 D . 上皮组织、 输导组织
将下列地理现象与其所属地区用直线连接起来。

A．白色长袍是当地人的传统服饰         ①撒哈拉以南非洲

B．成群的角马、羚羊往水草茂盛的地方迁徙         ②西亚

C．曲折幽深的挪威峡湾景色宜人         ③极地地区

D．巨厚的冰层覆盖在大地上、漂浮在洋面上         ④东南亚

E．世界上橡胶、油棕等热带经济作物的最大产区         ⑤欧洲西部

先化简，再求值．[(2x+y)2-y(y+4x)-8xy]÷2x，其中 ．
下列各数比1大的是（　　）
A . 0 B . C . D . ﹣3
解不等式组：

阅读理解

    Everyone must know the phrase "cyber manhunt". It refers to finding a person's personal information on the Internet and then letting all the people know it.

    Cyber manhunt is a kind of cyber bullying (网络暴力). China is working hard to protect people's personal information online. On October 1, China's first regulation (规定）to protect children online will work.

    According to the regulation, no group or person should produce or talk about information that can harm (危害) the safety of anyone under the age of 14. If you find someone doing this, you can call the police.

    This is quite important to children. In 2019, the number of minors using the Internet in China was 169 million. About 89.5 percent of primary school students and 99.4 percent of junior high school students were Internet users. A recent report shows that 15.6 percent of minors in China get hurt by cyber bullying. After someone puts their information on the Internet, other people may say unkind things to them. Some of them have even taken their own lives because of cyber bullying. Once children's information is shown online, their safety is also in danger.

    Cyber bullying is bad for children's health. It's important to protect their personal information online.

  1. （1） Why does the writer write Paragraph 3?
    A . To give an example of how cyber manhunt works. B . To describe the new regulation. C . To show when the new regulation works. D . To show why the new regulation was made.
  3. （2） Why is the regulation so important to children?
    A . Because cyber bulling is bad for children's safety. B . Because children sometimes don't know what cyber bullying is. C . Because Chinese people care more about children than adults. D . Because children are very interested in cyber bullying.
  5. （3） What does the underlined word "minors" in Paragraph 4 probably mean?
    A . Adults. B . Women. C . Men. D . Teenagers.
  7. （4） What does the passage mainly talk about?
    A . What cyber manhunt and cyber bullying are. B . What kinds of cyber bullying children may face. C . The way China has used to protect children online. D . The harm of cyber bullying to people.
  9. （5） What's the topic (话题)of the passage?
    A . Health and habits. B . History and culture. C . Science and safety. D . People and environment.
阅读材料，回答下列问题：

材料一：德国作曲家贝多芬，一生遭受了数不清的磨难。但他不甘沉沦，振作起来，终于创作出《命运交响曲》，获得极大成功。

材料二：某市一重点高中学生填报高考升学志愿时，前面两个志愿填报了我国的两所著名大学，在第三志愿上却填写了长江大桥，即如果考不上这两所著名大学，他将从长江大桥上跳下葬身鱼腹。

  1. （1） 两则材料共同说明了什么道理？
  3. （2） 同样是面对逆境，为什么会在材料中两位主人公身上产生不同的结果？
“贞观十五年，太宗以文成公主妻之……赞普渐慕华风，于是派贵族子弟，请求人国学学习《诗》《书》，又请中国识文之人典其表疏。”这主要反映了（    ）
A . 唐朝开放的社会风气 B . 唐文明的强大吸引力 C . 中外文化交流的频繁 D . 中央对边疆地区管辖
——你是怎样上学的?

——我骑自行车。

— to school?

— bike.

如图，下列条件能判断两直线 的是（   ）


A . ∠1=∠2 B . ∠3=∠4 C . ∠1=∠5 D . ∠3=∠5
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