Unit 9 Lesson 27 课件 2023-2024学年北师大版英语九年级全一册

Unit 9 Lesson 27 1. What are trees used for? Warm-up 2.Why is it important to protect trees? Trees give us… Oxygen and food Lots of products(paper, wood, etc.) Shelter A home for wildlife Shade and beauty …… Guess: What will you read in this passage? Tree Heroes Tree Heroes Read the whole passage and check your prediction. Why did the writer write them? Tree Heroes Read the whole passage and check your prediction. Read Paragraph 1 and answer the following questions: 1. What are the changes after many forests have been cut down? 2. What problems does it cause? It affects the climate, cause animals to move or die, and cause deserts to expand. Some forest areas has become farmland while some other places no longer have any trees. Some of the land has become part of cities and towns. Read again and choose 1. What does Zou Lianying think of planting trees? A. proud B. difficult C. simple D. meaningful 2. What does Wei Guiying think of planting trees? A. proud B. difficult C. simple D. meaningful She believes the forest she is planting will be a gift to future generation She says proudly that she is not a millionaire but she has millions of trees 3. The writer may agree that A. Zou will give her forest to her children as a gift B. planting trees is easy for Wei because she has a team of helpers C. they both live a simple life D. they will sell the trees to pay debts (债务) It hasn’t been easy for her she still lives simply she won’t cut down even one tree. How to express one’s opinion? She believes the forest She says proudly that she is It hasn’t been easy for her she still lives simply. opinion verbs opinion adjectives What else? Talk about your opinions What do you think of their borrowing money to plant trees? 10 Let’s do some Exercise! Predict: Will the passage talk about the following matters? 1. Problems caused by cutting trees. 2. Work of trees heroes around the world 3. Tree planting around the world. 4. China need to plant more trees. 5. Everyone should learn fro