1、Topic Fourteen Popular science and modern technology,话题基本句型回顾,根据语境、或所给的中文,完成句子。每空不限一词。,1. What do you think is the most useful invention? The zipper. Its wonderful. _ is that? Think about how often it _ _ (use) in our daily life. Zippers can _ _ (see) almost everywhere.,Why,is used,be seen,Who _ it
2、_ _? Whitcomb Judson. When was it invented? It _ _ in 1893. But at that time, it _ _ (not use) widely. _ did it become popular? Around 1917,was,invented by,was invented,wasnt used,When,2. What were sky lanterns first used for? They _ _ _ _ (ask) for help when in trouble. What are they used for now?
3、Today, sky lanterns _ _ (use) at festivals and other celebrations. They _ _ (make) of bamboo.,were used for asking,are used,were made,3. What will the future be like? I think it will be really easy. Every family will have _ (robot) to help us do housework. Well have more free time. I agree with you.
4、 What will robots be _ in the future? I think robots will look like humans and do the same things _ we do.,as,robots,like,【知识梳理与拓展】,介绍某一项发明的历史: be invented by ., be used for ., be made in ., be made of . 用“will”表达对未来生活的预测。,话题语法整合,(一)时态的综合运用:根据所给动词的正确时态填空。每空不限一词。,Great inventions made it possible to
5、communicate more quickly and easily. The telephone was invented in 1876. And it _ (invent) by Bell. Now, it is used for talking with people far away. As for camera, I know it _ (invent) by Joseph Niepce in 1827. And it _ (use) for taking photos for memory.,was invented,was invented,is used,Now, it h
6、as changed so much that it stores information such as photos in the memory card. The television was invented _ a Russian called Vladimir Kosma Zworykin in 1923. It made our life more colorful and wonderful. Nylon _ (come) out in 1935. It _ (change) the kind of clothes people wear.,by,came,changes/changed/ has changed,The first computer _ (invent) in the United States in 1969. It changes our way of life and makes our life easy and convenient. Were sure that more and more great inventions will be invented beyond our imagination.,was invented,Thank you!,