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1、Unit 4 Cyberspace Lesson 1 Tomorrows World 第2课时【学习目标】1. Learning objectives 知识目标 To learn some key words: find out, offer, affect, crash, as if, entertain; It is clear that, It means thatTo learn to write some sentences about an Internet Page学习写几个描述有关网页的句子。2. Emotional objectives 情感目标 了解信息时代的发展趋势，保持
2、积极向上的学习态度;了解使用网络的优势和劣势，对网络使用采取积极的态度【重点和难点】重点：学习目标中的第1点难点：学习目标中的第1点的第小点【学法指导】Learning by observation 观察学习法-观察例子，自己猜测、归纳词义【学习过程】(一) Preview 课前预习导学1What are the verbs and verb phrases（动词或动词词组）related to the Internet and Cyberspace? Read the text again and list them here. 请列举课文中与网络有关的动词或动词词组。E.g.: get i
3、nformation _ _ _ _ _ _ _2. Translate the following phrases into English and fill in the blanks with them翻译下列短语并填空 . 在过去的30年_ . 与相连 _ . 对很乐观 _ . 对很悲观 _ . 在未来 _ . 采取紧急行动_. 发现 _. We have achieved great success in the economic development _. He was so _ about his life that he became sad and anxious. We
4、will overcome all the difficulties and we are _ our future. As a boy, he was curious and wanted to _ how a clock worked. It is time for the government to _ to stop more trees from being cut down. The policeman found that a rope _ the window. . No one can be sure what may happen _.(二) Classroom learn
5、ing and exploration 课堂学习和研讨 1. Presentation of the preview 预习成果展示2. Explanation and discussion 答疑讨论3. Classroom learning tasks 课堂学习探究任务Task 1: Learn the following key phrases and finish the exercises.1. globe n. 【small ball-shaped model of the earth】地球仪 global adj. 【covering or affecting the whole w
6、orld; worldwide】 全球性的; 世界的 The value of US dollars played an important part in global economics. 全球气候变暖的问题需要重视。 _ 我们的地理老师常常在课堂上与我们讨论世界各地之趣事。 _2. affect v. have an influence on (sb/sth) 影响, My throat is affected by a cold.attack or infect, as a disease 感染（疾病）This disease affects millions of people in
7、 the world every year.这种病每年都会使全球上百万人感染。to act on the emotions of; touch or move 打动，感动All the people in the room are affected to tears.屋里所有的人都被感动得流了泪。 affection n. feeling of love, or fondness 喜爱; disease or disease condition 疾病，病情He felt great affection for his sister.effect n. 影响 have an effect on
8、something 街上传来的噪音影响我们的工作。 _ 这种药对我有良好的治疗。 _3. crime n. 【C】 activity against the law 罪行【U】 the general situation of law-breaking 犯罪criminal n. a person who commits a crime; law-breaker 罪犯 杂志的这一页有很多关于罪行的报道。 _ 抢劫是一种严重的犯罪行为。 _4. crash vt. to break violently, usually with a loud noise 使猛撞，砸，摔 vi. to under
9、go sudden damage or destruction on impact 坠毁 vi. (of a business company, a stock market, etc.) to fail suddenly指企业，股市等突然崩溃，破产n. a sudden fall, blow or breakage, or the sudden loud noise of such case 碰撞，撞毁，碰撞之巨响 上午9点钟的撞车事故造成交通堵塞2小时。 _ 他们的车撞入一间杂货店。 _5. offer vt. present; put forward sth (to sb) to be
10、considered and accepted or refused 主动提供，提供 offer sth to sb= offer sb sth 主动拿出，给予 offer money for sth/offer sth for money 出钱买某物 offer to do sth 表示愿意做某事 n. a statement of offering sth 提议，提供 这辆车他卖价20万元。 _ 她提出要帮她母亲提箱子。 _ 6. entertain v to receive sb as a guest; provide food and drink for sb 宴客，招待；热情款待某人
11、 to amuse sb 给某人提供娱乐 entertainment n. 【U】entertaining or being entertained 宴客，招待，款待，娱乐 the entertainment of a group of foreign visitors 接待一批外宾 【C】thing that entertains, public performance 娱乐，演出活动 上周末格林一家设宴招待了我们整家人。 _ 在我们这个城市，你可以享受各种娱乐活动。_Task 2: as if+从句 看起来，似乎，仿佛 It looked as if they were made of ice. The room looks as if it had been empty for years. He treated other guests warmly as if he were the host of the party. 他看上去像快要死的人。 _ 他对我讲起话来好像是个专家似的。_
