8B Unit 1 TreesP11. nature n. 自然；天性 ---natural a. 自然的；天生的；本能的---unnatural a. 不自然的 e.g. ◆keep the balance of nature 保持生态平衡 in nature 在自然界 ◆natural food 天然食品 a natural footballer 一种天生的足球运动员2. seed n. 种子3. strange a. 奇怪的；陌生的---stranger n. 陌生人P21. live v.=exist 生存；居住-- life n.(lives) 生活；生命--living a. 活着的；逼真的--alive a. 活着；在世 e.g. ◆save one’s life 救某人的命 ◆lose one’s life 失去某人的生命 save his life lose your life save our lives lose their lives◆all living things 一切生物 ◆keep sb. alive 使某人活着 Latin is not a living language. find himself alive 发现他自己还活着 拉丁语不是现代用语。 The great man is still alive. 那个伟人还活着。2. on the left 在左边---on the right 在右边3. average a. 平均的 e.g. ◆He is average height. 他中等身材。 The average age of the students is 15.平均年龄4. mouse n. –mice pl. 老鼠5. tortoise n. –tortoises pl. 乌龟6. human n. 人类 –humans pl. a. 人的；人类的 e.g. human beings 人类7. pollute v. 污染 –pollution n. e.g. air pollution water pollution noise pollution polluted a. 被污染的 e.g. The water is polluted. 这水被污染了。8. item n. 条款；项目；一件物品 an item9. well-known a. =famous 著名的 --better-known(比较级)—best-known(最高级)10. magnolia trees 玉兰树11. sweet-smelling 芳香的12. be known as 被誉为 know—knew--known13. show—showed—shown/ showed e.g. show me your watch =show your watch to me14. decide v. 决定 –decision n. e.g. decide (not) to do sth. 决定（不）做某事 make a decision 做决定15. probably adv.=possibly =perhaps =maybe 也许；大概；也许P31. pollution fighters 污染斗士2. fight v.—fought—fought v./ n. 打架；战斗 ---fighter n. 斗士；战士 e.g. fight against/ with 与某人打架/打丈 have a fight 打一架3. colle...
