Unit 3 a dangerous servant知识点归纳

Unit 3 a dangerous servant知识点归纳 一 词性转换 1. change v. 改变 changeable adj.多变的 2. different a difference n. 4. heat n/v.热量/加热 hot adj. 5. danger n. dangerous adj. 6. servant n.仆人 serve v.服务 service n. 服务 7. electricity n.电 electric adj. 用电的 electric light 电灯 electrical adj.和电有关的electrical appliance家用电器 器 electrician n.电工 8. laugh v. laughter n.笑声 9. fool n. 傻瓜foolish adj.愚蠢的 10. month n. monthly adv. 11. explain v. explanation n.解释 12. visible adj. invisible adj. 13. polite adj impolite adj.不礼貌的 politely adv. impolitely adv.不礼貌地 14. produce v.生产 product n.产品 producer n.生产者 15. cook n.厨师 cooker n.厨具 二．知识点 1. change A into B=turn A into B把A转变成B 2. be different from 和…不同 difference(s) between …之间的不同点 3. more than=over 超过 4. be in danger处于危险中 a dangerous servant一个危险的仆人 5.buy sth for sb=buy sb sth为某人买某物 6. a packet of sweets 一袋糖果 7.want to do=would like to do 想要做.. 8.laugh at sb 嘲笑某人 9.play a trick on sb耍弄某人 10.at last/in the end/finally最后，终于 11.buy it in packets 一包包地买 12.like v.喜欢；prep.像 13.look foolish look/smell/taste/sound/feel+adj看/闻/尝/听/摸起来 look like看上去像 15.in a way=partly在某种程度上 by the way顺便问一下 on the way to在去…的路上 in the way挡道 in many ways在许多方面 in this way用这种方法 16. although=though虽然(不能和but连用) 修饰比较级：even/still（更加）；far/much(…得多)；a little/a bit(..一点) 18. be careful with electricity小心用电 19. What …like=How What’s the weather like today？ =How is the weather today? What does your father look like? =How does your father look? 20. 现在完成时have/has+done(过去分词) 21. change A into B=turn A into B把A 转变成B 22. think of 想一想，想起 think about 考虑 23. light n.灯/灯光 adj.轻的/明亮的/浅色的 v.点燃/照亮 24. be connected to 被连接到… connect A to B连接A到B 25.a grin on his face露齿而笑 26.produce v.生产product n.产品 producer n.生产者 27.大量的a large amount of + u.n.(不可数) a large number of + c.n.(可数). the number of…的数量 28.in one way or another以某种方式 3. energy n.精力，能量 energetic adj.精力充沛的 14.get a bill for 得到一张…的账单 electronic adj.电子electronic calculator电子计算17. much more dangerous危险得多