高中英语 Unit 5 Meeting your ancestors Meeting your ancestors学案新人教版选修8

1、 Unit 5 Meeting your ancestors一、【学习目标】1. 熟读Unit5的所有单词和词组;2. 会写除人名和地名以外的所有单词词组;3. 会熟练运用重点单词和词组。二、【自主预习】: Word-formation1. alternative(n. adj.)_(adv.) 两者选一地 2. accuracy(n.)_(adj.)精确的；准确的 _ (adv.)准确无误地3. interrupt(vi./ vt.) _(n.)中断；打扰4. assume(vt.) _(adj.)假定的；设想的 _ (n.)假设；假定 5. sharpen(vt. vi.) _ (n.)磨

2、具_ (adj.) 刺耳的；锋利的 6. analysis(n.) _(n.复数)分析 _(vt.)分析 7. significance(n.)_ (adj.) 有重大意义的_ (adv.) 有重大意义地8. radioactive(adj.) _ (n.)放射性；辐射 9. division (n.) _ (vt.) 划分；隔开；分割 10. applaud(vt. )_(n.) 鼓掌；喝彩三、【基础知识】Key words and expressions 1. alternative n._ adj. _【研读思考】 Do you have an alternative solution?

3、 If you dont like the school lunch, you have the alternative of bringing your own. She has an alternative lifestyle, which cant be accepted by others. I had no alternative but to report him to the police.【结构归纳】 1. 一个别的、替代解决办法 2. 有做.的其他办法 _ 3. 非传统的、另类的生活方式_ 4. 只能做某事；除外别无选择 _alternative v. 交替；轮流 alter

4、natively adv. 交替地，作为另一种选择的alternate vt. 使交替；vi.交替； adj. 交替的；轮流的【实战演练】1. I am afraid I _stay at home. 我无可选择，只好呆在家里。2. _but to fight till the victory. 除了战斗胜利，别无选择。2. arrest vt. _【研读思考】 I got arrested for careless driving. The title of the essay arrested my attention. The newly developed drug has arres

5、ted the spread of the disease. Her Uncle was under arrest, but nobody knew the reason. 【结构归纳】1. 因某事而被捕 _ 2.吸引某人的注意 _3. 阻止疾病的传播 4.被捕；被拘留中 _实战演练1. A man _(arrest) in connection with the robbery. 2. _(arrest) by the big noise, she turned around, finding a train whistling by. 3. assume vt. _【研读思考】I assu

6、med that he had gone for a stroll. The prince assumed power when he was only fifteen. This matter has assumed considerable importance. He assumed a well informed manner but in fact he knows very little. The court assumed responsibility for the girls welfare. 6. Assuming (that) hes still alive, how o

7、ld would he be now?【结构归纳】1.认为、想. 2. 取得权利_ 3.呈/表现出相当重要 4. 假装出一副知晓一切的样子_ 5 .承担.的责任 _ 6. 假设.为真；假如_ assumed adj._ _ an assumed result _assuming adj. _ conj. 假如 (后跟从句) assumption n. _【实战演练】1) _ this afternoon, what shall we do? 假如今天下午下雨我们该怎么办呢？ 2) We _innocent until he is proved guilty. 在证实他有罪之前我们要假定他是清白

8、的。3） (assume, 普遍认为)stress is caused by too much work. 4）It is reasonable _ (assume)that the economy will continue to improve. 4. somehow adv. _【研读思考】 Somehow he was afraid of her. 不知怎的,他怕她。 Ill have it out with him somehow. 我总是要跟他决一雌雄的。 Somehow 常用于陈述句，否定句中，可以放在 句首或句尾，修饰全句。somehow or other 不知是什么原因；由于

9、某种原因；以某种方式_ webecamefriends,Ineverknewjustwhyitwas. 不知何故我们成了好朋友，我一直不能知道怎么会这样。 词义辨析辨析anyhow, somehow与somewhat anyhow 意为“无论如何”，相当于 anyway；at any rate；somehow 意为“以某种方式”(in some way or other) 或“由于某种原因”；somewhat 意为“从某种意义讲；有几分”，相当于 in a way, rather。【实战演练】 选词填空(somehow/anyhow/somewhat）1）We must get the wor

10、k finished _ or other by tomorrow morning.2）It may rain, but _ I shall go out, I dont mind the rain.3）The price was _higher than Id expected.5. regardless of . _【研读思考】He continued speaking, regardless of my feeling on the matter.regardless adv. 无论如何；不管；不顾disregarding/in spite of/despite 它们的意义和用法相同，区

11、别不大。【实战演练】1. _ the difficulties in talking, they can understand each other by body language. A. Regardless of B. Although C. Though D. In spite 2. Some people act regardless _what will happen afterwards. A. with B. as C. of D. For3. The club welcomes all new members _ （不分年龄）.4. The amount of money will be paid to everyone _.(不管有没有孩子)四、【课内达标】1. _不管；不顾 2.