Unit13 We‘re trying to save the earth! SectionB 1a～1e课件 2025-2026学年人教版（2012）英语九年级全册

九年级·英语· 人教版·全一册 Unit 13　We're trying to save the earth ！ Section B （1a～1e） ⁠ 1.能记住并正确运用本课时的重点单词、短语和句型。 2.能听懂本课时的听力内容，完成听力练习。 3.能模仿听力原文，运用听力材料中的知识，谈论在日常生活中怎样从自我做起，注意环保。 turn off the shower while you are washing your hair don’t use paper napkins ⁠ 教师播放视频Heal the World，让学生讨论下面的问题：In our daily life，what can we do to help save the earth？ ·导学建议· 教师可以让学生分组讨论发言，教师把学生的观点写到黑板上，联系学生的日常生活，提高学生的环保意识和课堂参与度。 What can we do to help save the earth? Rank these items from the easiest (1) to the most difficult (5). _____ stop riding in cars _____ recycle books and paper _____ turn off the lights when you leave a room _____ turn off the shower while you are washing your hair _____ don’t use paper napkins 1 2 3 4 5 Compare your answers in 1a with your partner. Recycling paper is really easy. I agree. But it’s hard to stop riding in cars. 一、生词速查 1. 　recycle　⁠v.回收利用；再利用→ 　cycle　⁠ n.自行车；摩托车；循环；v.骑自行车；骑摩托车；循环；使循环→动名词 　recycling　  2. 　napkin　⁠ n. 餐巾纸→复数 　napkins　  recycle cycle recycling napkin napkins ⁠ Recycling paper is really easy.回收利用纸真的很容易。 　  ◎用法总结：recycle 动词，意为“回收利用；再利用。” recycle是由前缀 re-（又；再；重新）加cycle（循环；使循环）构成的。类似的词还有rewrite（重写），retell（复述），reuse（再使用） remarry（再婚），rebuild（重建）等。recycle 的过去式为 recycled，常作定语，与所修饰的名词在逻辑上存在动宾关系。 I think that everyone should use public transportation. I disagree. It’s difficult for parents with young children to use public transportation… Revision But we can do other things. For example, we can go to school on foot. You are right. We should turn off the lights when we leave the room. Warming up There are many things we can do to help save the earth. We must ____________________ when we leave a room. Turn off the lights 字体：新蒂下午茶，新蒂黑板报 12 Warming up There are many things we can do to help save the earth. We’d better ______________________________ . take public transportations 字体：新蒂下午茶，新蒂黑板报 13 Yes, we can use reusable bags instead of plastic bags when we go shopping. We should also throw litter into dustbins. stop riding in cars 不开私家车 Look and say Guessing Game! Warming up There are many things we can do to help save the earth. We can __________ used paper. recycle 字体：新蒂下午茶，新蒂黑板报 16 turning off the lights turning off the shower not using paper napkins taking your own bags when shopping not riding in cars riding a bike recycling paper We should stop riding in cars and start riding bikes. No way! It would take me 45 minutes to get to school by bike! Make a conversation using the information from the chart above. Say what is true for you. Pair work 17 Summary 1.turn off the lights when we leave a room. 2.turn off the shower when we're washing your hair. 3.take your own bags when we go shopping. 4.stop riding in cars and start riding bikes. 5.recycle books and paper. 6.not use paper napkins. 7.use public transportation. Save the Earth! We should/can/could… 1a. What can we do to help save the earth? Rank these items from the easiest (1) to the most difficult (5). ______ stop riding in cars ______ recycle books and paper ______ turn off the lights when you leave a room ______ turn off the shower while you are washing your hair ______ don’t use paper napkins Pre-listening recycle books and paper 重复利用书本和纸 Look and say It's everyone's job to save the earth! Writing My suggestions are as follows. We should/can/could… I think it’s a good idea to… We’d better.../It’s better to... It also helps to … Let’s take action now! Save the Earth! Useful phrases and sentences: turn off the lights when you leave a room 离开房间的时候记得关灯 Look and say 1b. Compare your answers in 1a with your partner. Recycling paper is really easy. I agree. But it’s hard to stop riding in cars. Pre-listening Homework 1.Preview the new words and expressions on page 102. Role-play the conversations in 1b and 1e. (C level) 2.Preview the new words and expressions on page 102. Retell the ways of saving the earth. (B level） 3.Preview the new words and expressions on page 102. Finish and polish the writing according to the discussion in class. (A level) 25 $