(
课件网) Unit 5 Lesson 30 Science Affects Us 新课导入 How science affects our lives 1.掌握重点单词：mobile phone, suggest, affect, discovery 2.掌握词组：to one's surprise, push up, push down, enjoy doing 3. 对自然有更多的了解，并且在生活中建立对科学的观点 4. suggest的用法 预习检测 1.We can't live _____ air or water. A. with B. without C. in D. from 2.Our country is getting _____. A. strong and strong B. strong and stronger C. stronger and stronger D. strongest and strongest B C 3.What he did _____ us a lot. A. surprise B. surprised C. surprising D. to surprise 4.What would life _____ without Internet A.like B. is like C. likes D. be like 5.Your answer _____ right. Please write it down. A. sounds B. feels C. looks D. smells B D A 知识梳理 1. Do you want to surprise your friends surprise 惊奇；惊异 ①to one's surprise 使某人大吃一惊的是…… ②in surprise 惊奇地，吃惊地 ③be surprised at 对……感到吃惊 e.g. Her face showed surprise at the news. All of them were surprised at the UFO. 2. I enjoyed learning about DNA. enjoy doing sth. 喜欢做…… enjoy＋名词/代词/动名词 作宾语 e.g. He enjoyed his trip to the zoo. 拓展：enjoy oneself 过得愉快 e.g. At the party we enjoyed ourselves. 3. The air pressure pushing up on the cardboard is higher than that of the water pushing down from inside the jar. push up 向上推 push down 向下按 e.g. It is my job to push up the sales. Don't push down your brother's sandcastle. 介绍自己所做过的科学实验 Hi Wang Mei, How are you Everyone here is fine. Do you want to surprise your friends Brian, Danny and I did an experiment in science class this week. I suggest you try it, too! First, get a jar full of water and a piece of cardboard. Cover the jar with the cardboard and turn the jar over. Next, take your hand off. Can you guess what happens The cardboard holds the water in the jar! The air pressure pushing up on the cardboard is higher than that of the water pushing down from inside the jar. The higher air pressure outside the jar holds the cardboard in place. Science is interesting. Don't you think so Jenny Dear Jenny, I'm very well. Thanks! The experiment you did sounds interesting. Yes, science is interesting, and it affects our everyday lives. Our lives would surely be very different without scientific developments. I always wonder what life would be like without computers or mobile phones. Scientific discoveries are making our lives better and better. This week we had some science lessons, too. I enjoyed learning about DNA. It's really one of the most amazing things on the earth! Scientists are doing so many new things with DNA. I think it will change the world. It will be interesting to see what happens. Wang Mei 1 Read the lesson and fill in the blanks. Science affects people's _____ lives. Without the scientific developments of recent years, our lives would be very different. Can you imagine life without computers or _____ Scientific _____ are making our lives bet ... ...
