(
课件网) Unit 4 Lesson 20 A Computer Helps 新课导入 What can you do on a computer How do you use the Internet play games watch movies listen to the music read novels find the information self-directed learning shop chat with friends book the ticket etc. send or recieve e-mails 1.能熟悉并能正确运用本课时的重点单词和短语2.能了解关于复活节的相关知识 3.能利用电脑获取知识 预习检测 1.They decide kites on weekend. A.fly B.flying C.to fly D.flies 2.Children depend their parents for food and clothing. A.on B.in C.by D.with C A 3. Beijing is one of_____cities in the world. A.the bigger B.the biggest C.bigger D.biggest 4.When the boy_____the classroom, he was sad. A.entered B.enters C.entered in D.enters in 5. Here is_____I find on the Internet. A.how B.when C.where D.what B A D 知识梳理 1. Do you often search for information on the Internet search for 寻找；搜索 You can search for and find reviews online, too. You must examine how users may search for your page. 2.When Ms.Liu asked us to write a report about Easter, 1). I decided to do all of my research. ask sb to do sth. 让某人做某事 ask sb not to do sth. 让某人不要做某事 My mother asks me to study hard. The teacher asks her not to be late for school. 2). decide to do sth 决定做某事 decide not to do sth 决定不做某事 make a dicision to do sth 决定做某事 Mary 决定去美国。 Mary decided to go to the U.S.A. Jim 决定不再玩电脑游戏。 Jim decided not to play computer games. 3. I entered some key words into a search engineto find information on this topic. key, n. 键；关键；钥匙 They put the key in the door and entered. The key to success is to be ready from the start. key, adj. 重要的；关键的 He is one of our key thinkers on the future of humanity in the cosmos. search engine , 搜索引擎 Do you want the search engine to see every page on your website 4. It's one of the biggest holidays in many countries. “one of … ” 意为“……之一” “one of + the +形容词的最高级 + 可数名词的复数” 意为“最……之一”，做主语，当单数。 Tom是我们班上最高的男生之一. One of the tallest boys in our class is Tom. One of my questions ____ (be) how to learn English well. Wang Li is one of (clever) girls in our class. is the cleverest 5. Easter does not fall on the same day each year. fall on 落到；指向 But it is lucky that the jug did not fall on my head. 6. The date depends on the moon…….日期取决于月亮…… depend on 取决于；依赖；依靠 I depend on my pen for a living. You shouldn’t listen to the rumour. You can depend on me. All depends on the weather. 7. In this way, it is like the Chinese Spring Festival. in this way 这样；用这种方法 Only in this way can we improve ourselves. In this way, you can quit smoking. 8. Rabbits and eggs are symbols of new life. symbols of = a symbol of ……的象征 Doves are symbols of peace. Tiger is a symbol of courage. THINK ABOUT IT 1.What do you know about Easter 2.Do you often search for the information on the Internet ... ...
