Senior High English Book 2Unit 4 CyberspacePeriod 1 Warm-up☆ Learning targets (学习目标)1. To encourage each student to think and talk about heroes by using some sentence structures.2. To learn to describe film characters.3. To practice oral English by speaking.☆ Key point to learn (学习重点) 1. Learning to think of different kinds of heroes and heroines. 2. Mustering some useful words: calm; generous; violent; character;☆ Difficult task to complete (学习难点) Topic-telling activities☆Some suggested words and phrases (参考词汇)Robot, artifical human, cyberspace, global warming, time travel…Ⅰ . Preparations Before Class ( 课前准备 ) Task 1: Cultural Background (文化背景)①.The Day After Tomorrow 《后天》描绘的是以美国为代表的地球一天之内突然急剧降温,进入冰期的科幻故事。故事中,气候学家杰克·霍尔(丹尼斯·奎德饰演)在观察史前气候研究后指出,温室效应带来的全球暖化将会引发地球空前灾难。杰克博士曾警告政府官员采取预防行动,但警告显然已经太晚。杰克·霍尔博士于是急告美国副总统宣布北纬 30 度以南全美民众尽速向赤道方向撤离,该线以北民众要尽量保暖。而就在此时,霍尔博士得知儿子山姆(杰克·吉伦荷饰)只身前往纽约去营救女友,于是决定冒险前往纽约,在冰天雪地中展开救援行动。这时候灾难从纽约开始,曼哈顿摩天大楼遭到强烈旋风的袭击,大部摧毁。突然间,地铁隧道里涌出狂暴不止的汹涌洪水。大水吞噬了纽约,淹没了美国,欧洲也在洪水之下不复存在。此后,冰层和白雪覆盖了整个地球表面,冰期时代开始了。当镜头再次回到美国时,那些侥幸生还的美国人都逃往墨西哥,请求进入那里的难民营。影片末尾处美国总统不得不叹息承认道,他所奉行的气候政策是一次巨大的败笔。②.A.I. (Artificial Intelligence) about people you admire is a 2001 science fiction film co-produced, written, and directed by Steven Spielberg. It was the last project on which filmmaker Stanley Kubrick worked — he died before the film started shooting, and Spielberg dedicated the film to him. 《人工智能》...