9 下 Unit 4 Life on Mars一、复习单词表A. 拼读易错单词 planet, polluted, rapid, increase, passengers, uncomfortable, tasty, specially, rapidly, circle, agreement, possibility, stranger, electronicB. 重点单词使用方法1. polluted adj. 被污染的 pollute v. 污染 pollution n.. 污染2. rapid adj. 快的,迅速的 —→rapidly adv. 快地,迅速地3. increase v. & n. 增长,增长4. uncomfortable adj. 使人不舒适的,不舒适的反义词:comfortable adj. 使人舒适的,舒适的5.tasty adj. 味道好的== delicious 比较级:tastier 最高级:tastiest tasteful 有滋味的;有品位的;雅观的taste n. 味道—→ adj. tasteless 无味的;无鉴赏力的 tasty 美味的6. specially adv. 专门地,特地 ←-- special adj. 特殊的,尤其的7.compare vt.. & vi. 比较 ① compare...with... 意为“把...与...比较”。 If you compare his work with hers, you’ll find hers ia much better.②compare...to... 意为“把...比作...”。 Shakespeare compared the world to a stage.8. agreement n. 一致,同意 ←—— agree v.同意 be in agreement ==agree 同意 We are in agreement on this point.== We agree on this point.9. possibility n. 也许性 ←-- possible adj. 也许的—→ 反义词:impossible10.stranger n. 外来者,陌生人 ←-- strange adj. 奇怪的二、重点词组和重点句型使用方法A. 重点词组1. air tank 氧气罐 2. dried food 干粮3. sleeping bag 睡袋 4. power pack 电源包5. by the year2100 到 21 时 6. all over again 再;重新7. at a/the speed of... 以...的速度 move at high speed 高速运行8. in the form of... 以...的形式 9. the journey to Mars 到火星的旅行10.float off into space 漂浮到太空中 11. in some ways 在某些方面12.connect to... 与...什么连接 13.circle around... 绕...运转 14.be similar to... 与...相似 15.by the way 顺便问一下 16.carry out 开展;执行 17.move away from... 离开... 18.after all 毕竟 19.keep an English diary 记英语日记 20.with the development ...