2013年秋新目标八年级英语上册Unit8 Section A课件(49页).pptVIP

2d Role-play the conversation. Nick: What are you reading, Jill? Jill: It’s a book about the future. Nick: Sounds cool. So what will the future be like? Jill: Well, cities will be more crowded and polluted. There will be fewer trees and the environment will be in great danger. Nick: That sounds bad! Will we have to move to other planets? Jill: Maybe. But I want to live on the earth. Nick: Me, too. Then what can we do? Jill: We can use less water and plant more trees. Everyone should play a part in saving the earth. Language Points People won’t use money. Everything will be free. 人们不使用钱，任何东西都是免费的。 be free 免费的， 除此意思外，be free 还 有“ 有空的，空闲的之意。 e.g. Many Spaniards believe that music and movies should be free. 许多西班牙人认为 音乐和电影应该是免费的。 Will you be free tomorrow morning? 你明天早上有空吗？ 2. Will people use money in 100 years? 一百年后人们还会使用钱吗？ 这里的 in 100 years “在...期间;在...以后”后 接一段时间表示在将来某段时间之后。 e.g. Hell come back in a week. 他将于一周之后回来。 I’ll call you in two hours. 我两个小时后给你打电话。 3. Everything will be free. 任何东西都是免费的。 be free 在这里表示“免费的”。另外“ be free” 还有“ 空闲的” 意思。 e.g. Admission is free for children under 9. 九岁以下儿童免费入场。 I’ll be free next week. 我下周有空。 4. What’s your prediction about the future? 你对未来有什么预测？ prediction 是predict 的名词形式。有“预言、 预料、预测之意。 例如： Sales were five percent flowerer than predicted. 销售额比预计的低5%。 Newspapers predicted that Davis would be re-elected. 报纸预测戴维斯将再次当选。 拓展： Predictable adj 可预测的 Predictably adv 可预言地 Predictability n 可预言 5. Everyone should play a part in saving the earth. 每个人都应当尽一份力来拯救地球。 play a part in… 是一个固定结构，表示“ 参与……; 在…… 中尽自己一份力量” 例如： She plays an active part in teaching these poor children. 她积极参加对这些贫穷孩子的教学工作。 He didn’t play a par