UNIT 3 Section Ⅰ Topic Talk（课件PPT）-【步步高】2024-2025学年高二英语选择性必修第一册学习笔记（北师大版）

Section Ⅰ Topic Talk CONSERVATION UNIT 3 话题美句 Earth provides enough to satisfy every man’s needs，but not every man’s greed. 地球所提供的物质财富足以满足每个人的需求，却不足以满足每个人的贪欲。 From recycling to green shopping，each small change you make can really make a difference. 从回收利用到绿色购物，你所做的每一个小改变都能真正起作用。 Take with restraint and use in moderation；this way one shall always know contentment. 取之有度，用之有节，则常足。 Conservation means the wise use of the Earth and its resources for lasting good of men. 节约意味着为了人类的长久利益而明智地利用地球及其资源。 Part 1　听力变式训练 Part 2　语言知识学习 变式训练 听力 5 Ⅰ.Read the Text Builder on P50 carefully and then listen to the dialogue and choose the right answer.(高考形式) 1.What do we need to do to face the challenge? A.Use the clean energy and learn from lectures. B.Stop using plastic bags and handle the waste. C.Change the way we live in order to protect our planet. √ 2.What is one of the biggest threats to our planet? A.Plastic waste. B.The use of oil and coal. C.Cutting down forests. √ 3.What can we infer from the dialogue? A.We all need to reuse previously used items. B.We all need to help save energy and resources. C.We all need to recycle and reduce the amount of waste we produce. √ Ⅱ.Listen to the dialogue on P51 and choose the best answer.(高考形式) 1.What do people hunt rhinos for? A.Rhinos’ skin. B.Rhinos’ teeth. C.Rhinos’ horns. √ 2.What does Dr.Bradshaw suggest doing? A.Punishing people who hunt rhinos. B.Educating people not to kill rhinos. C.Setting up reserves for rhinos. √ 3.When will rhinos die out if people don’t take action to protect them? A.After 15 years. B.After 20 years. C.After 12 years. √ Ⅲ.Listen to the material on P51 again and fill in the blanks with the words you hear.(精听训练) (I＝Interviewer　B＝Dr.Bradshaw) I：I feel very lucky indeed to have Dr.Bradshaw with us today.He works on 1. .At present，he is in a rhino protecting programme. B：Yes，many animals 2. for something they have.In the rhino’s case，it is their horns.Some people think 3.________________ __________. protecting animals in danger are illegally hunted it is useful in medicine I：How can we stop this from happening? B：Well，the first step is 4. —we need to make everyone know hunting these animals is illegal and that these amazing animals are 5.________________ we live in. I：How long do we have before rhinos 6. ? B：If we don’t do something now,7. in the world in 20 years. I：That’s an incredibly 8. ... 返 回 education part of the world become extinct there will be no rhinos left urgent matter 知识学习 语言 14 adj.有教育意义的，知识性强的 (inform vt.通知 information n.信息；情报) 1 (1)The designer was not informed the time of the meeting，which brought about much trouble. (2)The lecture，though passionate as well as fun，didn’t contain much ____________(inform). informative inform sb of/about sth 告知某人某事 inform sb that...通知某人…… of/about information (3)(2018·全国Ⅱ，书面表达)《一起成长》这部短片，不仅有教育意义，而且很有趣。 The short movie，GROWING TOGETHER，will be ___________ ______________________________. 写作佳句 not only informative but also interesting • pose a threat to...对……构成威胁 under the threat of...处于……的威胁之下 • threaten to do sth 威胁要做某事 threaten sb with sth 用……威胁某人 n.威胁；(灾难等坏事)发生的可能 (threaten vt.威胁，恐吓) threat 2 (1)The hijackers(劫匪) threatened (kill) the professor if their demands were not met. (2)Some species will be under threat of extinction if humans keep destroying their habitats. to kill the (3)(话题写作之环境保护)众所周知，漂浮在海洋中的塑料袋对海洋动物构成了巨大的威胁。 As we all know，plastic bags floating in oceans ______________ _________marine animals. (4)(2020·浙江7月，读后续写)熊猛烈地拍着栅栏，用它锋利的牙齿和强壮的爪子威胁我们。 The bear patted the fence fiercely，________________________ __________________________. 写作佳句 pose a great threat to threatening us with its sharp teeth and strong paws • switch on打开(电灯、电视等) switch off关上(电灯、电视等) switch to切换到，转到 • switch shifts调班 vi.& vt.转换，改变 n.开关 switch 3 (1)The last to leave the dormitory should remember to switch the laptop and air conditioner. (2)Seeing my embarrassment，the professor switched another interesting topic. off to (3)(读后续写之动作描写)由于不知道灯的开关在哪里，我在黑暗中摸索着走，不时地撞到家具上。 Not knowing ，I felt my way in the dark，bumping into furniture now and then. 写作佳句 where the light switch was • urge sb to do sth 催促某人做某事 urge that...主张……[从句用虚拟语气，即从句谓语动词用“(should ＋)动词原形”] • have an urge to do sth 有做某事的冲动 adj.紧急的，急迫的(urge vt.催促；极力主张；驱策 n.强烈的欲望；冲动 urgently adv.急切地；迫切地) urgent 4 (1)The local government has urged the supermarket (stop) using free plastic bags several times. (2)I have to break the appointment because I have something __________ (urge) to handle. to stop urgent 写作佳句 (3)(读后续写之情绪描写)我站在舞台上，心跳加速，大脑一片空白，我有一种逃跑的冲动。 Standing on the platform，my heart racing and my mind going blank， . I had an urge to run away 返 回 本课结束 $