(
课件网) Lesson 1 Unit 1 Spring is coming! 1 Watch the video. Put the pictures in the correct order. 2 Listen to the conversation and tick the items mentioned. Ms Liu: Good morning, everyone! Who is on weather duty today Wang Mei: It’s me! Today is Monday, March 1. The temperature will reach 15℃ by noon and drop to 2℃ at night. Overall, it will be a warm, cloudy day. drop to +具体数值，表示“下降到……；降至……” adv. 一般来说；大致上；总体上 Ms Liu: Well done, Wang Mei. The days are getting longer, and spring is coming. We have a school project on March 12. Can you guess what it is Li Ming: I think it’s planting trees! Ms Liu: Good guess. Do you know how to plant trees Li Ming: Yes. I learned to plant trees when I visited my uncle last spring. It was so much fun. Ms Liu: Could you tell us the steps for planting trees Li Ming: Sure. First, dig a large hole. Then, place the seedling inside the hole, and cover its roots with soil. Finally, press down the soil. Oh, don’t forget to water the tree. v. 给……浇水；灌溉 n. 水 Ms Liu: Excellent, Li Ming. Why do people plant trees Do you have any ideas Song Hua: Trees help protect the soil from rainfall. Li Lin: Trees prevent dust from spreading. Ms Liu: Good points. Planting trees is also a wonderful way to learn more about nature. I believe you will have a great time with this project. 近义词有great，wonderful，good，fine等。 = enjoy oneself = have fun， 表示“玩得开心；过得愉快”。 □ steps to plant trees □ weather □ a way to learn about nature □ school project □ different kinds of trees □ reasons for planting trees √ √ √ √ √ 3 Listen to the conversation again and answer the questions. A What’s the weather like today It’s a warm, cloudy day. B Why does Li Ming think the project is about planting trees Because March 12th is Arbor Day. C Why do people plant trees Because trees help protect the soil from rainfall and prevent dust from spreading. Planting trees is also a wonderful way to learn more about bature. 4 Listen to the introduction to the Great Green Wall and fill in the blanks. The Great Green Wall was built across the northern part of China. What is the Great Green Wall It is made up of strips of _____ planted by humans. Each year, dust storms blow a large amount of soil off the land. be made up of...表示 “由……组成；由……构成”。 a large amount of +不可数名词，表示“大量的；许多”。 The situation is becoming increasingly serious. About _____ square kilometres of grassland are being covered by the Gobi Desert every year. The Great Green Wall project started in _____. By planting more trees, people are preventing the _____ from expanding and the forest coverage is increasing in northern China. By the year _____, the Great Green Wall will be about 2,800 miles long. 5 Work in pairs. What are the basic steps for planting a tree What are the benefits of planting trees Talk about all these with your partner. 1 duty /'dju ti/ ... ...
