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1、Topic 1 Whats the strongest animal on the farm?earth n. 地球；土，泥；大地地球；土，泥；大地rainforest n. (热带)雨林forest n. 森林森林Look at the pictures and check which questions the passage can answer. 1.What are rainforests?2.How many animals are living in rainforests?3.Where do animals live in rainforests?4.What can we
2、get from rainforests?5.Why are rainforests important to us?Watch the flash of 1a, and find out the answers.What can rainforests give us ?视频视频1a-P851awood n. 木头，木材；木头，木材；woods 树木，森林树木，森林Rainforests give us rubber n.橡胶橡胶Rainforests give us foodmedicineRainforests give us fruitsRainforests give us List
3、en to 1a and complete the table. Then check with your partner.Feature of rainforests1.in the _ parts of the world2._ ground and always _ and _ in them3.cover _ of the earths _ 4.give a home to many beautiful _ and _Importance of rainforests1.make the air _ and _ 2._ the water and keep the water_3. c
4、ontrol the _ 4. keep the beauty of _ 5. give us _, _, fruit, _ and so onhotwetdarkhot6%surfaceplantsanimalsfreshercleanerholdcycling climate naturewoodfoodmedicine1b录音录音1a-P851cRead again and answer the questions.1.What does the word “cover” mean in Paragraph 1 ?2.Why are rainforests the lungs of th
5、e earth ?It means “覆盖覆盖”.Because the plants in the forests help to make the air fresher and cleaner.1cRead again and answer the questions.3. Why should we protect rainforests well ?4. Can you guess what the next part of the passage will talk about ?Because they help to hold the water and keep the wa
6、ter cycling. They play an important part in controlling the climate.Yes. The next part may talk about what we should do to protect rainforests.The last sentence in a paragraph may tell you what comes next.1cRead again and answer the questions.5. What should we do to protect rainforests ?We should sa
7、ve paper and mustnt use the chopsticks for only once.1.Rainforests Rainforests covercover 6% of the earths 6% of the earths surface surface. .six percentsix percent数词数词 % +可数名词复数可数名词复数可数名词单数可数名词单数 / 不可数名词不可数名词 Eg: 50% of the students in our class are boys. 70% of the earth is water.成千上万的成千上万的成百上千的成百
8、上千的成百万上千万的，数以百万计的成百万上千万的，数以百万计的hundreds ofmillions of2.Thousands and thousands of animals live in rainforests.3. Many of them live in the trees over 30 meters from the ground. over = more than 多于，多于， 超过超过 eg: Our class has _ 50 students.4. They play an important part in controlling the climate. play
9、 an important part ( in sth.) 在某事中起重要作用；在某事中起重要作用； 参与（某事）参与（某事） Eg: 他积极参加班级活动。他积极参加班级活动。 He _ class activities. over/more thanplays an active part in 5. But now rainforests are becoming smaller and smaller.“形容词比较级形容词比较级 + and + 形容词比较级形容词比较级” 越来越越来越Eg. 天气变得越来越暖和了。天气变得越来越暖和了。 The weather gets warmer a
10、nd warmer. 中国变得越来越强大。中国变得越来越强大。 China becomes stronger and stronger.越来越小越来越小Discuss the pictures in groups about how to protect rainforests. Then write a short passage. show and tell people about do anything we can，such as ask people not to ask people not to cut Lets plant You can write like this :
11、Rainforests are very important to us. It is necessary for us to protect them very well. First, we should make people know about the importance of protecting them. Then ask people not to cut down the trees without plans. For us, we should do something as possible as we can. When we have meals, we mus
12、tnt use chopsticks for only once. In the life, use less paper and be sure not to waste it. 1. Learn to describe the situation of rainforests and the importance to the earth.2. Talk about how to protect rainforests.3. useful phrases: thousands of control the climate over = more than play an important part ( in sth.) smaller and smaller Name Name WayWayMake a survey among your classmates about how to save Make a survey among your classmates about how to save water in their family. Then report it to the class tomorrow.water in their family. Then report it to the class tomorrow.
