Unit 3 Words and Expressions 重点单词详解课件-2023-2024学年高中英语同步备课堂（人教版2019）（选择性必修第一册）

Unit 3 Words and Expressions 1. edge n.边;边缘;边线;刀刃 vt.& vi.(使)徐徐移动;给……加边 (教材原句)I leave my tent and walk over to the mountain edge 归纳点拨 at/on the edge of... 在……的边缘 I heard the birds singing at the edge of the woods. 我听到林边的鸟儿在歌唱。 Susan is sitting on the edge of her bed. 苏珊正坐在她的床边上。 live on the edge 冒险或危险的生活方式 生活在痛苦中 许多贫困人口不得不生活在边缘，努力维持生计 He loves to live on the edge and try extreme sports. 他喜欢冒险，尝试极限运动。 Many people in poverty have to live on the edge and struggle to make ends meet. 聚精会神地(看或听) on the edge of one’s seat/chair be on edge His nerves were constantly on edge. 他的神经一直处于紧张中。 感到紧张;焦虑不安 edge towards/away/along 朝……缓慢移动 The little boat edged away quietly, while no one was looking. 趁没人注意，小船悄悄离岸而去。 【语境应用】完成句子 1) Tom sat ____________________, reading a storybook attentively. Tom坐在床沿上，专注地读着故事书。 2) Although the old man was ___________________, he still fought with the disease bravely.尽管那位老人身处死亡边缘，却仍然在勇敢地同疾病斗争. 3)In the civil war, many people lived ______ the edge. 4)When I came in, I saw that he was ______________________(专心听讲). 5)Robert stood up and _______________(缓缓朝……移动) the black object on the ground. on the edge of the bed on the edge of death on　 on the edge of his seat　 edged towards　 2. ban vt.明令禁止;取缔 n.禁令（banned,banned,banning） 禁止做某事 禁止某人做某事 ban doing sth. ban sb from doing sth. a ban on. . . 关于……的禁令 place/put/lay a ban on sth= put/place sth under a ban impose/withdraw/lift a ban on sth He was banned from driving because of drinking. 归纳点拨 由于喝酒他被禁止开车了 There is a ban on talking and eating loudly in cinemas. 电影院里应禁止大声说话和吃东西。 They placed a ban on fishing in that area during the winter. Smoking was put under a ban here. 颁布/解除/取消对...的禁令 sb be banned from doing 某人被禁止 sth be put/placed under a ban The man (ban) from attending the meeting for not having the permit. There should be a ban talking and eating loudly in cinemas. Citizens under 18 are banned driving in China. This country will ________ ____