外研版2019选择性必修第一册Unit 5 Revealing nature导学案（原卷版+解析版）

Unit 5 Revealing nature-2023-2024学年高二下册英语（外研版2019选择性必修第一册） Unit 5 话题 认识与探索自然 词汇 distant, disgrace, sample, evolve, suspect, evolution, generate, characteristic, decline, blame, primitive, worldwide, giant, myth, detect, root, link, centimetre 短语 date back to, be a disgrace, answer the call, of all time, in question, be crowded with, come to exist, be similar to, adapt to, be native to, by contrast, carry out, drive away, serve as, side by side 句型 1. 强调句型：It is/was+被强调部分+that/who+其余部分 2. do you think作插入语 3. 主语+be+adj.+动词不定式 语法 过去完成时 写作 植物观察日记 考点1.. date back to 起源于，追溯到 The oldest discovered fossil of the modern platypus dates back to about 100,000 years ago. 已发现的最古老的现代鸭嘴兽的化石可以追溯到大约10万年前。 date back to = date from，常用一般现在时，一般不用于进行时态。作后置定语时，常用动词-ing形式 完成句子 我从学生时代就开始爱好集邮。 My interest in stamp collecting _____ / _____my schooldays. 那个专家说这座寺庙历史悠久,可追溯到初唐时期。 According to the expert, the temple has a history _____ / _____the early Tang Dynasty. 【答案】1. dates from; dates back to 2. dating from; dating back to 考点2.. exist vi. 存在；生存；生活 come to exist 开始形成，出现 As he studied these, he asked himself the question: how did different species come to exist 当他研究这些时，他问自己一个问题：不同的物种是如何形成的？ exist on 靠……生活 existence n. 存在;生存 bring/call into existence 使产生;使成立 come into existence 开始存在;产生;成立 in existence 存在的;现存的;现有的 put out of existence 消灭;灭绝;杀死 选词填空: defend, guard, protect 世界是什么时候产生的 _____ 我靠我挣的工资简直难以糊口,根本无钱享受。 _____ 【答案】1. When did the world come into existence 2. I can hardly exist on the wage I’m getting; there is no money for luxuries. 考点3.. adapt v. 适应；改编 adapt (oneself) to (使……)适应于…… Maybe animals evolved as they adapted to their changing environments 也许动物是在适应不断变化的环境时进化了 adapt sth. from 根据……改编某物 adapt...for... 为……而改写/改编…… adaptable adj. 能适应的;可修改的 adaptation n. 适应;改编;改写本 完成句子 他适应了寒冷的天气。 He _____the cold weather. 据说这部新影片是根据简·奥斯丁的一本小说改编而成的。 This new film is said to _____a novel by Jane Austen. 关于孩子们,好的一点是他们很容易适应新环境。 The good thing about children is that they _____the new environment. 【答案】1. adapted himself to 2. be adapted from 3. adapt very easily to 考点4.. suspect v. 猜想；怀疑；n. 嫌疑犯；adj. 可疑的，不可信的 Darwin suspected that the finches had evolved from a common ancestor, which had arrived on the islands a long time before. 达尔文猜想这些雀鸟是从一个共同的祖先进化而来的,这个祖先很久以前就来到了这些岛屿上。 suspect sb. to be 猜想某人…… suspect sb. of (doing) sth. 怀疑某人(做)某事 suspicious adj. 有疑心的;表示怀疑的 be suspicious of 对……起疑 suspiciously adv. 怀疑地;猜疑地 单句语法填空 The customs officer inspected my passport ... ...