八年级(初二)：语文　 数学　 英语　 物理　 生物　 历史　 道法　 地理　

八年级(初二)试题

下列关于光学现象的描述或解释正确的是（　　）

A . 人配戴凹透镜，可以矫正远视眼 B . 漫反射的光线杂乱无章，但和镜面反射一样遵循光的反射定律 C . 阳光透过树叶间的缝隙射到地面上，形成的圆形光斑是倒立的虚像 D . 小明在平面镜中看到的是自己的虚像，若小明远离平面镜，他的像会变小

计算：(x－y)(x²＋xy＋y²)=

请将下列动物与所属类群匹配起来．

a节肢动物 b环节动物 c爬行动物 d哺乳动物 e两栖动物

蚯蚓

蝗虫

青蛙

蜥蜴

家兔

近来，多个部门发布失信“黑名单”及相关惩戒措施，设计文化教育、食品安全等多个领域。这一举措（）

①有利于形成抑恶扬善的社会环境

②有利于弘扬中华民族传统美德

③有利于促进人们遵守相关法律规定

④有利于人们珍惜自己的诚信记录

A . ①②③ B . ①②④ C . ②③④ D . ①②③④

房祖名，成龙之子，因为父亲工作繁忙而疏于管教，朋友多为社会青年，喜欢去酒吧喝酒、飙车、玩乐，人称“龙太子”。2006年他第一次在朋友聚会中接触大麻并吸食。虽然知道自己的行为已经是吸毒的违法行为，但是他并没有悔改，反而越陷越深，经常在家中呼朋引伴，私藏毒品并用它们来招待自己的好朋友，最终在2014年9月17日被北京警方以涉嫌容留他人吸毒罪被批准逮捕。我国刑法第354条规定，容留他人吸食、注射毒品的，处三年以下有期徒刑、拘役或者管制，并处罚金。而这也终将是他所要面临的结果。

（1）房祖名之前的“吸食大麻”和后来的涉嫌“容留他人吸毒”分别属于什么性质的行为？
（2）这两种行为有什么联系与区别？
（3）房祖名的堕落之路给我们什么启示？

一We lost the basketball game．

一． Better luck next time．

A . No problem B . It's up to you C . You're kidding D . Never mind

神奇的物理现象在我们日常生活中随处可见，在（a）照镜子、（b）闪电、（c）弯弓搭箭、（d）演奏二胡四种现象中，属于声现象的是 $\text{[math]}$ $\text{[math]}$

A . （a） B . （b） C . （c） D . （d）

阅读理解

Mr. and Mrs. Black opened a small restaurant. In order to attract customers, they put a notice in front of the restaurant that said "Meals on the House for Three Days."

A foreign student who didn't know much English happened to pass by the restaurant on the second day. It was lunchtime and he felt very hungry. "Well, here is a restaurant. I am going to have something to eat."

He walked towards the restaurant when he saw the notice. "American people are really strange. They even eat dinners on their houses! But how can I get up to the top of the house?" he said to himself.

He looked around and found a ladder against a tree nearby. He started climbing up. But as he reached the top, he heard someone shouting at him.

"Hey, what are you doing up there?" Mr. Black shouted at him. Next to him was a policeman. "Doesn't your notice say 'Meals on the House for Three Days'? Is it just a joke?" the foreign student answered.

On hearing this, both Mr. Black and the policeman laughed. "Do you know what ON THE HOUSE means? Look it up in the dictionary," the policeman said.

（1） How did Mr. and Mrs. Black attract customers?

A . They played jokes on them. B . They offered them meals 24 hours a day. C . They let them enjoy meals on the top of their house. D . They put up a notice in front of their restaurant.
（2） How much English did the foreign student know?

A . A lot. B . A little. C . None. D . An average amount.
（3） The foreign student decided to have _____ at Mr. Black's restaurant.

A . breakfast B . lunch C . dinner D . nothing
（4） Mr. Black and the policeman laughed at the young man because _____.

A . he climbed up trees B . he was very hungry C . he misunderstood the notice D . he was a foreign student
（5） The phrase "on the house" probably means "_____".

A . 免费的 B . 屋上的 C . 家常的 D . 美味的

在实验室使用弹簧测力计时，下列说法错误的是（　　）

A . 弹簧测力计必须竖直放置，不得倾斜 B . 使用前必须检查指针是否在零刻度线上 C . 使用过程中，弹簧、指针、挂钩不能与外壳摩擦 D . 测量力的大小不能超出测力计的范围

下列疾病中，属于遗传病的是（）

①艾滋病 ②色盲 ③白化病 ④糖尿病 ⑤病毒性肝炎 ⑥血友病 ⑦呆小症．

A . ①④⑤ B . ②③⑥ C . ③⑥⑦ D . ⑦③

西周和西欧的等级制度的相同之处有（）

①居于顶端的是国王 ②对被统治阶级进行物质和精神压迫

③居于底层的是农民 ④以血缘关系为纽带进行分封

A . ①② B . ①③ C . ②④ D . ③④

“东沟海战天如墨，炮震烟迷船掀翻。致远鼓楫冲重围，万火丛中呼杀贼”与此诗相关的历史人物是（）

A . 关天培 B . 林则徐 C . 邓世昌 D . 李秀成

假如你是李明，你的好友Anna给你寄来了一封信，请根据来信内容给她回信。(80词左右)

Dear Li Ming,

How's everything going? I've read a lot of stories in English class recently, and the teacher always tells me the importance of reading. How about you? How do you feel about reading? What is your favorite book and what's it about? And what can reading give to us?

Please write to me soon.

Yours, Anna

Dear Anna,

……

Yours, Li Ming

如图所示，MN是介质A和B的分界面，其中一种介质是空气，一束光从介质A入射到介质B，入射角为度，空气是介质（选填“A”或“B”）。

图片_x0020_100022