Module 1 Nature and environment Unit 1 Trees 知识点及练习（含答案）

牛津版本 8B Unit 1 Ⅰ. Words. 1. fighter 斗士；战士 e.g. She won't give up easily; she's a real fighter. 她不会轻易放弃的，她是一个真正的斗土。 Doctors and nurses are disease fighters. They always fight against all kinds of diseases. 医生和护土是与疾病斗争的战土。他们总是和各种疾病作斗争。 When the police came, the fighters ran away. 警察到来时，斗殴的人溜走了。 【知识拓展】 fight n. 打架，战斗，斗志 e. g. The two boys had a fight. 两个男孩打了一架。 fight v. (fought; fought)（常与against，with连用）打仗；战斗 e. g. People often have to fight with the enemy. 人们往往不得不抗击敌人。 2. suppose v. 推想，假设 e.g. Scientists supposed that large dinosaurs lived in swamps. 科学家们猜想大型恐龙栖居于沼泽地中。 Suppose your father saw you now, what would you say? 假设你父亲现在看到了你，你该怎么说？ 3. pure adj. 纯的，纯粹的，纯净的 e.g. The water in mountain rivers is usually pure. 流经山间的河水通常是纯净的。 She speaks pure French. 她讲一口纯正的法语。 4. natural adj.自然的，自然界的 e.g. It is natural for a cat to catch mice. 猫捉老鼠是本能。 Fire is one of the natural elements in nature. 火是自然界中的自然元素之一。 【知识拓展】 nature n. 自然，自然界，大自然 e.g. This phenomenon is unique in nature. 这种现象在整个自然界是罕见的。 5. gas n. 气体 e.g. There are several kinds of gas in the air, with nitrogen amounting to the most part. 空气中有好几种气体，氮所占的比重最大。 6. release v. 释放，解放 e. g. I released the horse and it ran away. 我放了这匹马，让它跑了。 Four prisoners were released. 四名犯人被释放了。 【知识拓展】 release n. 释放；解脱 e.g. She can expect an early release from prison. 她有望早一点儿出狱。 7. chemical n. 化学物质，药品 e.g. The farmers use chemicals to kill the insects in the fields. 农民用化学药品来杀死地里的害虫。 【知识拓展】 chemical adj. 化学的 chemistry n. 化学 chemist n. 化学家，药剂师 8. nasty adj. 令人厌恶的，令人不悦的 e.g. There's a nasty smell coming from that sewer. 下水道里发出一股很恶心的味道。 Don't be so nasty! 不要发脾气啦！ 9. communicate v. 沟通，通信 e.g. My net-pal and I communrcate with each other on the Internet. 我和我的网友通过网络保持联系。 The Minister for Foreign Affairs has already communicated on this event with the American President. 外交部长已经跟美国总统就此事件交换过意见了。 This room communicates with the other room. 这个房间与那个房间相通。 10. hardly adv. 刚刚，几乎不 e.g. I could hardly understand the theory. 我几乎不能理解这个理论。 We had hardly begun when it began to rain. 我们刚一举步就下起雨来了。 It was so dark that I could hardly see. 天那么黑，我几乎什么也着不见。 It hardly snows here in winter. 这里的冬天几乎不下雪。 【知识拓展】 hard adj. 坚固的，困难的 adv.努力地，剧烈地 e.g. She found it hard to make up her mind. 她发觉很难下决心。 It was raining hard last night. 昨晚雨下得很大。 11. warn v. 警告 【常用搭配】 warn somebody about something警告某人某事 e.g. warn somebody not to do something 警告某人不要做某事 The government warned the people about the coming typhoon. 政府 ... ...