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1、最新中考英语八年级英语下册 听力专题训练（三） 人教新目标版新目标八年级下听力专题训练(二) (共20分，每小题1分) 一、听对话，选择与其相符的图片。 1. A. B. C. 2. A. B. C. 3. A. B. C. 4. A. B. C. 5. A. B. C. 二、听句子，选择最佳答语。 6. A. I watched TV. B. I am in my bedroom. C. I was talking on the phone. 7. A. Yes, they are. B. No, they werent. C. Yes, they did. 8. A. In the cla
2、ssroom. B. To the zoo. C. From Beijing. 9. A. Because he liked reading. B. Because he didnt do his homework. C. Because I was sleeping. 10. A. On the street. B. At 6:30 pm. C. For two hours. 三、听对话，选择正确答案。 听第一段对话，回答第11-12小题。 11. What was Tom doing when his mother came back last night? 当a越大，抛物线开口越小；当a
3、越小，抛物线的开口越大。A. Watching TV. B. Playing computer games. C. Surfing on the Internet. 12. Why wasnt Toms mother angry with him? A. Tom always studies hard. B. She also has an interested in aliens. 10.圆内接正多边形C. She was tired. 听第二段对话，回答第13-15小题。 13. Where did some people see the UFO? A. In Hangzhou. B. I
4、n Suzhou. C. In Guangzhou. 14. When did they see it? tanA的值越大，梯子越陡，A越大；A越大，梯子越陡，tanA的值越大。ththth A. On June 7. B. On July 7. C. On July 17. 15. What did the UFO look like? 定义：在RtABC中，锐角A的对边与邻边的比叫做A的正切，记作tanA，A. A plane. B. A bird. C. A dish. 四、听短文，完成表格。 A car accident 弓形：弦及所对的弧组成的图形叫做弓形。Time At ten oclock last (16)_ 10.三角函数的应用What the man was doing He was (17)_ to his office. The car It ran into a (18)_. 定义：在RtABC中，锐角A的对边与邻边的比叫做A的正切，记作tanA，The police They arrived (19)_minutes later. One policeman took 同心圆：圆心相同，半径不等的两个圆叫做同心圆。the driver to the (20)_. (4)面积公式:(hc为C边上的高);参考答案: 12.与圆有关的辅助线