Unit 13 Section A Grammar Focus-4c 语法课优质课件+音视频-2023-2024学年九年级英语全一册【听说+阅读+语法+写作】优质课精美课件（人教版新目标）

人教新目标版 九年级(全) Unit 13 We're trying to save the earth! 阅读课优质课 Grammar focus-4c SectionA 1.掌握下列词汇：take part in ,afford, turn off, reusable, pay for, take action, transportation 掌握句型：We can’t afford to wait any longer to take action! Have you ever taken part in an environmental project? 2. 通过了解谓语动词解题思路，能够复习现在进行时、现在完成时、情态动词、被动语态、used to的表意功能和用法。 3.能运用目标语言谈论污染问题，能在实际情景对话中认识解决空气污染和垃圾污染的方法。 2 New words take part in 参加 afford v. 承担得起(后果); 买得起 turn off 关掉 reusable adj. 可重复使用的； pay for 付费； 付出代价 take action 采取行动 transportation n. 运输业；交通运输 3 1. What’s happening to the earth ? 2. What caused the pollution？ 3. What should we do to reduce the pollution？ It is suffering from pollution. 遭受(痛苦) People are throwing rubbish everywhere. Factories are putting waste into the river. The factories that burn coal pollute the air with a lot of black smoke. 4 3. What should we do to reduce the pollution？ The government has taken actions. Some laws are developed to stop the pollution. Everyone should take part in saving the earth. Take the bus or ride a bike instead of driving. 5 bring a bag instead of plastic bags when shopping. Remember to throw rubbish into the bins. Try to put different kinds of waste into different bins. 6 Grammar Focus Read the sentences and translate them. We’re trying to save the earth. Present progressive The river used to be so clean. used to The air is badly polluted. Passive voice No scientific studies have shown that shark fins are good for health. Present perfect We should help save the sharks. Modal verbs 7 Fill in the blanks according to grammar focus. 1. We’re trying ______ ______ the earth. 我们正在尽力地拯救地球。 2. The river ______ _____ be so clean. 河流过去常常是如此干净。 3. The air ____ badly ________. 空气被严重地污染了。 4. No scientific studies ______ ____ that shark fins are good for health. 没有科学研究显示鲨鱼鱼鳍对健康有益处。 5. We _____ ______ save the sharks. 我们应该帮助拯救鲨鱼。 to save used to i