(
课件网) Unit 4 Amazing Plants and Animals Section B 1a~1f What are they doing They are collecting(收集)_____and_____ pollen Why do they collect them They collect them for food and make _____with _____ nectar/’nekt /花蜜 honey nectar/’nekt /花蜜 While collecting, they also pollinate a flower or plant to help it make seeds. We call this action _____. pollination (授粉) It’s a _____ Bees creat it to _____honey. honeycomb store the Round Dance the Waggle Dance 八字舞 the Sickle Dance 镰状舞 50-100 meters ≧100 meters ≦50 meters When they find new food,they _____by dancing to tell the others where and how far away the food is. communicate Look at the title and the pictures .Guess what the text is about. 1.The importance of bees in our life 2.The facts about bees 3.The connection (联系；连接) between humans and bees Pollination is the action of pollinating flowers or plants to help them make seeds. Honeycomb is used to store honey. Reading skill 1: Predict the main idea by looking at the title and the pictures. What kind of text do you think it is A.Expository text 说明文 B. Argumentative text 议论文 C. Narrative text 记叙文 popular science essay科普文 1.语言通俗，句式简单 2.准确性，常引用权威研究或数据 3.趣味性，有互动性设计 4.逻辑性，内容逻辑清晰、层次递进。 5.以图释文，常配有图片、图表 Who are the target readers teenagers, someone interested in science We Can't Live Without Bees Imagine you go to the supermarket in your area, but there are almost no fruits,vegetables, honey, milk, eggs, or chocolate. How would you feel Disappointed Angry Sad At this moment you realize people, plants, and animals are all connected. We need each other to live, and bees are one of the best examples of this connection. Bees are very hard-working animals, and their greatest work is pollination. On one trip,they often visit 50 to 100 flowers. As they fly from one flower to another, they take pollen with them. This action helps plants grow. In fact, without their work, about 80 percent of the plants in the world cannot grow. For this reason, many scientists believe that bees are the most important animals on this planet. Bees are also one of the most interesting animals in the world. For example they work hard together to make their homes. In order to store honey, they create honeycombs. Another interesting thing about bees is how they communicate. When a bee finds new food, it uses a dance to tell the others where and how far away the food is. Bees play an important part in the ecosystem of our planet. However, the number of bees is dropping, and scientists are worried. They need our help, and there is a lot we can do. Think about what you can do to protect one of the most amazing animals on earth. We Can't Live Without Bees Imagine you go to the supermarket in your area, but there are almost no fruits,vegetables, honey, milk, eggs, or chocolate. How would you feel Disappointed Angry Sad At this moment you reali ... ...
