选修七3和4.doc

Unit 3 Under the Sea 词汇 部分 词语 辨析 1.shore/seaside/beach/coast/bank 2.flee/escape 3. deep/deeply 词形 变化 1. depth n. 深, 深度, deeply adv.深深地 deep adj. adv. 深的;深入地, 2. conserve v. 保存, 保藏 conservation v. 保存, 保持 3.vivid adj. 生动的, 鲜明的, 活泼的 vividly adv. 生动地, 鲜明地 4. awesome adj. 引起敬畏的, 可怕的 awe n. 敬畏 awe vt.敬畏 5.tasty adj. 好吃的, 可口的 taste v.品尝; n味道, 味觉 tasteless adj. 没味道的, 无鉴赏力的 重点 单词 annual adj. 每年的；按年度计算的/ n. 年刊；年鉴 witness n. 目击者；证人；证据vt. 当场见到；目击 accommodation n. 住所 abandon vt. 放弃；遗弃；抛弃 reflect vt. 映射；反射vi. vt. 思考 aware adj. 意识到的；知道的 scare vt. 恐吓vi. 受惊吓 重点 词组 sort out整理；挑出 help out 帮助……（摆脱困难或危难）；协助；使……脱离困境 throw oneself out of 跃出 upside down上下翻转过来 重点句型 1. It was a time when the killer whales, or “killers” as they were then called, helped the whalers catch the baleen whales that were on their annual migration. 2. I had already heard that George didn’t like being kept waiting, so even though I didn’t have the right clothes on, raced after him. 3. I’m sitting in the warm night air with a cold drink in my hand and reflecting on the day-a day of pure magic! 重点语法 被动语态（II）(见语法专题) 重点词组 （旨在提供综合运用所需材料） 1. sort out整理；挑出; 解决(问题／困难) [短语归纳] sort through 查看并挑选出 put away 把……存放好 [典例] 1) Ive sorted out the papers that can be thrown away．我已经把那些可以扔掉的报纸整理出来了。 2) Weve got a few lime problems to sort out．我们有几个小问题要解决。 help out 帮助……（摆脱困难或危难）；协助；使……脱离困境 [短语归纳] help sb with sth帮助某人做某事 with the help of在...的帮助下, 借助 help oneself to请随便自己动手(夹菜吃、用……等) cant help doing sth禁不住 cant help but do sth只得；不得不 [典例] 1) Can you help me out with the maths problem? 你能帮我解出这道数学题吗? 2) Please help yourself to some fish．随便吃点鱼。 3) She cant help laughing．她忍不住大笑起来。 4) I cant help but wait．我只得等。 throw oneself out of 跃出 [典例] 1) The man suddenly threw himself out of the water and said“Im here’。那个人突然跃出水面说“我在这儿”。 [短语归纳] throw oneself at冲向 throw oneself into投身手；积极从事 throw away扔掉 throw up呕吐 throw sb into prison把某人投入监狱； throw at对准向……扔去(希望击中)； throw to向……(方向)扔去 [练习] 汉译英 1）休息了一会后，他重新投入了救援工作。 ____________________________