人教版英语必修4 Unit 2 Working the land language points课件（共55张）

课件55张PPT。人教课标版必修4Unit 2 1. Enable students to learn key words & expressions and sentence structures2. Help Ss learn how to use these words and expressions freely to express their ideas and use the -ing form as subject and object as they like. 3. Enable Ss to use the important sentence structure either in orally or in writing.Step I Revision What did we learn about Yuan Longping yesterday? 2. What can we learn from him? 3. Read the whole passage Work the land = to use the land to get its resources. Such as through farminge.g. He works a big farm. 他经营着一个大的农场Step II language points2. Although he is one of China’s most famous scientists, Yuan Longping considers himself a farmer, for he works the land to do his research. [分析] ①这是一个含让步状语从句的主从复合句。其结构为: 让步状语从句(Although he is one of China’s most famous scientists)+主句(Yuan Longping considers himself a farmer)。 ②主句中包含“consider + 宾语 + n.”结构。③ for引导的从句并不表示原因, 而只是为主句中所说的话提供推断的理由, 加以解释, 此时for前要加逗号。 e.g. The shop was quite new, for it had opened only the week before. work vi./ vt. 经营, 管理 work the land=grow crops on it 耕耘土地　 e.g. He works a big farm. 他经营着一个大的农场。3. … for whom he has struggled for the past five decades. 常与现在完成时连用的时间状语: (1) already, yet, ever, just, recently, lately, never, before (adv.) e.g. The boy has already/just got home. I haven’t heard from him yet /recently / lately. I have seen the old man somewhere before.(2) since/for I have lived in Beijing since 2000. I have lived in Beijing since I arrived here. I have lived in Beijing for 5 years.struggle vi./n. 斗争；拼搏；努力 eg: He has struggled with sickness for a few months. 数月来他一直在与疾病作斗争。 【拓展】 struggle to do sth 努力做某事 struggle against/with 与……做斗争 struggle for 为争取…… 而斗争 to one's feet 挣扎着站起来【操练】 1 She _____(挣扎着站起来)and continued walking. 2 They had to _____(与...作斗争) weather and wild animals. 3 What ideals will you fight and _____(努力争取)struggled to her feetstruggle with/againststruggle for4. Thanks to his research, the UN has more tools in the battle to rid the world of hunger. [拓展] rid 还可用作形容词, 构成get/be rid of,意为“丢弃, 扔掉; 摆脱, 除去”。如： Let’s get rid of this old furniture. We will be glad to get rid of him.1) thanks to: 幸亏/由于 Thanks to your help, I passed the exam.2) rid … of 意为“(使)摆脱, (使)除掉”, rid (rid/ridded, rid, ridding) She is trying to rid herself of a dependence on drugs. You should rid yourself of the bad habits. = You should get rid of the bad habits.5. Dr Yuan is quite satisfied with his life. eg:One shouldn’t be satisfied with only a little success. satisfy: v. 使……满意，赔偿 eg:I had to explain the reasons to satisfy his curiosity.? [拓展] satisfaction n 满意 with satisfaction 满意地 to one's satisfaction 使某人满意的是 satisfying 令人满意的 satisfactory 令人满意的【操练】 1 _____with what I ... ...