Unit 5 Be Green Lesson 2 Do our part（课件）英语新教材北师大版八年级下册

（北师大版）八年级 下 Unit 5 Be Green Lesson 2 Do Our Part Lead in 01 Pre-listening 02 While-listening 03 04 05 06 07 08 Post-listening Focus on Language Express yourself Homework Grammar Contents 掌握与节约用电相关的词汇和短语（如 turn off, replace...with..., LED lights 等），能听懂并谈论节约用电的方法。 树立节约用电、保护环境的意识，理解 “do our part” 的含义并愿意付诸行动。 能通过听力捕捉对话主旨和关键信息，能运用感叹句表达情感，能完成节约用电主题的短文写作。 Lead in 01 We use so much electricity every day at home and at school. Is it important to save electricity? Why？? Yes! Because we can protect the environment. Pre-listening 02 Activate and Share Activity 1 What can you do to save electricity at home and at school? Talk with a partner. Use the ideas below to help you. turn the lights off → 关灯 close windows → 关窗 turn your computer off → 关电脑 replace old light bulbs with LED lights → 用 LED 灯替换旧灯泡 Activate and Share What can we do to save electricity at school?   We need to turn our computer off when we’re not using it. That’s a good idea! And we can also replace old light bulbs with LED lights.  Activity 1 What can you do to save electricity at home and at school? Talk with a partner. Use the ideas below to help you. While-listening 03 Listen and Explore Activity 2 Listen to a dialogue between Kate and Joe. What problem are they talking about? They are talking about the high electricity bill / too much electricity use. Listen and Explore Activity 3 Listen again and complete Kate and Joe’s green solutions. What solutions do they mention? Turn off the lights LED lights turn computers off washing machine up higher when we use air conditioning in the summer too Post-listening 04 Activity 4 What can you do to save electricity at home? Act out the dialogue using your notes in Activity 3. Listen and Explore Our electricity bill is very high. We’ve used so much electricity! Oh, dear! We need to do something. First, let’s turn off the lights when we’re not using them. Good idea! Then we can replace the old light bulbs with LED lights. And we should remember to turn computers off when we finished our work. Activity 4 What can you do to save electricity at home? Act out the dialogue using your notes in Activity 3. Listen and Explore Also, let’s fill the washing machine up before we use it. Finally, let’s set the room temperature higher when we use air conditioning in the summer too. Perfect! These changes will help us save electricity. Activity 5 What else can you do to save electricity at home? Have you done your part? Talk with a partner. Listen and Explore Turn off the TV when no one is watching it. Use a fan instead of air conditioning when it’s not too hot. Don’t leave the fridge door open for too long. Use natural light instead of turning on the lights during the day. Focus on Language 05 Vocabulary in use Activity 6 Write a list of tips for saving electricity at home and at school with the expressions given. 1. We should turn off computers when we leave the classroom. 2. We can replace old light bulbs with LED lights to save energy Vocabulary in use Activity 6 Write a list of tips for saving electricity at home and at school with the expressions given. 3. Remember to turn off the lights when you’re not in the room. 4. Let’s do our part from now on to protect the environment. 5. We can set the room temperature high when we use air conditioning in the summer. Grammar 06 Grammar Discovery Activity 7 Exclamations （感叹句） 一、定义（What is an Exclamation?） 感叹句是用来表达强烈情感（如惊讶、喜悦、赞叹、愤怒、惋惜等）的句子，句末通常用感叹号 !，语气比陈述句更强烈。 二、核心结构与用法 1. What 型感叹句 结构公式： What + (a/an) + 形容词 + 可数名词单数 + (主语 + 谓语)! What + 形容词 + 可数名词复数 / 不可数名词 + (主语 + 谓语)! 特点：强调名词，突出对事物的赞叹或惊讶。 例句： What a high electricity bill (it is)! （多么高的电费啊！） What useful LED lights (they are)! （多么实用的 LED 灯啊！） 2. How 型感叹句 结构公式： How + 形容词 / 副词 + (主语 + 谓语)! 特点：强调形容词或副词，突出对程度、状态的感叹。 例句： How high our electricity bill is! （我们的电费真高啊！） How important it is to save electricity! 三、用法要点（Key Rules） 主语和谓语可省略：在口语中，主语和谓语常被省略，句子更简洁。 What a good idea! = What a good idea it is! How cool! = How cool it is! a/an 的使用： 后面接可数名词单数时，要加 a/an：What a useful tip! 后面接可数名词复数 / 不可数名词时，不加 a/an：What useful tips! / What important work! 07 Express yourself Writing Activity 8 Write a short post for an online English forum to tell readers what your family/school/class can do to save electricity. Use exclamations to show your feelings. Writing Activity 8 Write a short post for an online English forum to tell readers what your family/school/class can do to save electricity. Use exclamations to show your feelings. There are a lot of ways to save electricity. Our family can do our part in the following ways. First, we turn off computers when we are not using them. What a simple but useful tip! Second, we replace old light bulbs with LED lights. How bright and energy-saving they are! Third, we set the room temperature higher when we use air conditioning in the summer. It’s so cool to protect the environment! Let’s do our part from now on! post Writing Activity 8 Write a short post for an online English forum to tell readers what your family/school/class can do to save electricity. Use exclamations to show your feelings. My Idea: I think “do our part” means taking small actions to help protect the environment. It is important because every small effort can make a big difference to our earth. Assessment 07 Self-assessment I can acquire expressions related to team activities through watching and listening activities. I can share experiences of team activities in real - life contexts. I can understand and recognize the importance of collaborative cooperation in team activities. 08 Homework Basic (基础) 抄写本课核心词汇和短语（如 turn off, replace...with..., LED lights 等）各 5 遍，并造句。 创编一段新对话（3-5 轮），和家人讨论 “如何节约用电”，并录制音频提交。 Improving(提升) Extend (拓展) 制作一张 “节约用电” 主题海报，图文结合，张贴在教室 / 家中。 null Blues 86465.93 $