2021版高考英语一轮知识自查选修7Unit3Underthesea学案新人教版

1、unit 3under the sea part 1巧记考纲单词. 核心单词熟写1. witnessvt. 当场见到; 目击 n. 目击者; 证人; 证据2. urgevt. 催促; 极力主张; 驱策3. abandonvt. 放弃; 遗弃; 抛弃4. reflectvi. 思考 vt. 映射; 反射; 思考5. scarevt. 恐吓 vi. 受惊吓6. oppositeprep. 在对面adj. 相反的; 相对的7. shoren. 岸; 海滨8. fleevi. 逃避; 逃跑 vt. 逃离9. dragvt. 拖; 拉; 扯10. annual adj. 每年的; 按年度计算的n. 年刊

2、; 年鉴11. teamwork n. 配合; 协作12. relationshipn. 关系; 血缘关系; 交往13. target n. 目标; 靶; 受批评的对象14. neatadj. 好的; 整齐的; 匀称的15. telescopen. 望远镜 16. divevi. &n. 跳水(的动作); 潜水(的动作); 俯冲 17. conservation n. 保护, 保存 18. shallowadj. 浅的; 肤浅的; 浅显的19. boundaryn. 界限, 分界线 20. awesomeadj. 使人敬畏的, 令人畏惧的 21. sharkn. 鲨鱼 22. vividadj

3、. 生动的; 鲜明的; 鲜艳的. 拓展单词会用1. aware adj. 意识到的; 知道的awareness n. 意识; 觉悟2. narrow adj. 狭窄的; 有限的; 狭隘的narrowly adv. 勉强地3. pure adj. 纯的; 纯粹的; 纯洁的purely adv. 纯粹地; 完全地4. accommodate vt. &vi. 容纳; 适应accommodation n. 住所; 住宿5. vivid adj. 生动的; 鲜明的; 鲜艳的vividly adv. 生动地; 逼真地6. taste n. 味道 v. 品尝tasty adj. 好吃的; 可口的taste

4、less adj. 无味的7. deep adj. & adv. 深的(地)depth n. 深(度); 深处deeply adv. 深深地deepen v. 使加深; 使强烈; 变深8. sharp adj. 锐利的; 锋利的; 敏捷的sharpen vt. 削尖; 磨快; 使尖锐; 变得锋利sharpener n. 磨削的工具9. urge vt. 催促; 极力主张; 驱策urgent adj. 紧急的; 迫切的urgency n. 紧急情况part 2闪记重点短语1. sort out整理2. aim at瞄准; 目的在于3. be about to do sth. 正要做某事4. ah

5、ead of在前面; 领先5. in the meantime在此期间; 与此同时6. help (sb. ) out (of. . . )帮助(某人)摆脱困境或危难7. be/become aware of对知道、明白; 意识到8. upside down上下翻转9. (be) scared to death吓死了part 3速记经典句式1. it was a time when(那个时期)the killer whales, or “killers” as they were then called, helped the whalers catch the baleen whales t

6、hat were on their annual migration. (it was a time when. . . 引导的定语从句)2. we ran down to the shore in time to see an enormous animal opposite us throwing(看到一只巨大的动物在我们对面跃出)itself out of the water and then crashing down again. (see sb. /sth. doing/being done看见正在(被)做)3. as we drew closer, i could see a w

7、hale being attacked(看到一头鲸鱼受到袭击)by a pack of about six other killers. (v. -ing的被动形式作宾语补足语)4. the water was quite shallow but where the reef ended, there was a steep drop to the sandy ocean floor. (where. . . there be. . . 在地方, 有)1. 以-th后缀结尾的名词depth深度; 深处width宽度; 广度length长度; 长strength力量, 力气; 优势, 长处growth生长; 增长2. “v. +a