Unit4 Natural disasters 单词2 学案-2023-2024学年高中英语人教版（2019）必修第一册 课件

Unit 4 Natural Disasters --Vocabulary 2 班级： 姓名： [教学目标]： 1. Learn important words and phrases:power calm supply survive aid crash sweep wave strike deliver 2. Use the words and phrases in daily study. [教学重难点]： 1. Use the words and phrases in daily study. Step1：Warming-up Check homework. Step2: Analysis of key words 1.power n.电力供应；能量；力量；权力　powerful adj.强有力的 Go to an open space away from buildings, trees, or power lines.(教材P53) 去一个开阔的地方，远离建筑物、树木或电线。 [合作探究]　体会power 的用法和意义 1.China is a country where the people are in power.中国是个人民掌权的国家。 2.It is reported that as soon as the new president comes to power，he will meet with a lot of problems. 据报道，新总统一上台就会有很多问题(需要解决)。 3.With years’ hard practice, he now has the power to finish the action perfectly. 经过数年的艰苦训练，现在他能完美地完成这个动作。 4.The difficult job is beyond my power.这工作太难了，我干不了。。 [词块积累] ①be in power 执政；掌权(状态) ②________________ 上台；执政(动作) ③________________ to do sth. 具有做某事的能力 ④beyond/out of one’s power 某人力所不能及的 ④seize power夺取政权 ⑤turn off the power关掉电源 [巩固内化] ①Since he ________________, he has been ____________ for almost five years. 自从他上台，已执政将近五年了。 ②I’m afraid it’s ____________________ to help you. 我恐怕无力帮助你。 2.calm adj.镇静的；沉着的；平静的 vt.&vi.(使)平静；(使)镇定 Stay calm.(教材P53)保持冷静。 [合作探究]　体会calm的用法和意义 1.Calm down! There is nothing to worry about. 冷静下来！没有什么可担心的。 2.She tried to calm them down but only to make matters worse. 她尽力使他们平静下来，不料却适得其反。 3.Tina tried to ignore the danger, and did her best to keep calm. 蒂娜试图不理睬危险，尽量保持镇静。 [自主发现] ①________________ 平静下来 ②________________ 保持镇静 ③________________ 使某人平静/镇定下来 [巩固内化] (1)选词填空(calm/quiet/still/silent) ①She is a ______ girl. She stood ______and kept _____when the teacher asked her some questions. But after a while she answered all the questions in a ____ voice. (2)补全句子 ②He _________ before danger. How brave he is! 在危险面前他保持镇静。太勇敢了！ ③After she _________, she sang better.她平静下来后，歌唱得更好了。 3.supply n. 供应(量)；补给；[pl.]补给品　vt.供应；供给 82 killed, 500, 000 affected(教材P49) 82人死亡，50万人受影响