Unit3 SectionⅣ-【精讲精练】2023-2024学年高中英语选择性必修第一册北师大版（教师用书）

Section Ⅳ　Lesson 2 Ⅰ.重点单词 基础单词 1．　packaging n．包装盒(瓶、袋)，包装材料 2．　wrap vt.包，裹 3．　transportation n．交通运输系统，运输方式 4．　innovative adj. 新颖的，创新的，革新的 5．　reusable adj.可再使用的，可重复使用的 6．　chopsticks n．筷子 7．　realistic adj.现实的，实际的 拓展单词 8．　collection n．收集；收藏品；专辑→　collect vt.收集；募捐 9．　aware adj.意识到的，明白的→　awareness n．意识，了解，觉察 10．　anxious adj.焦虑的，不安的→　anxiously adv.焦虑的，担忧的→　anxiety n．忧虑，焦虑，担心 11．　consumer n．消费者→　consume vt.消费，吃喝 12．　waste n．浪费→　wasteful adj.浪费的，挥霍的 13．　dirt n．灰尘，尘土→　dirty adj.脏的，布满灰尘的 Ⅱ.重点短语 1．　set out　开始做某事，着手进行 2．　pick...up　拿起，捡起 3．　on one's way home　在某人回家的路上 4．　do away with　废除，消灭，去掉 5．　instead of　代替，而不是 6．　sound like　听起来像是 7．　have an impact on...　对……有影响 8．　throw away　扔掉；摒弃 9．　take steps　采取措施 10．　be committed to　献身于，致力于 Ⅲ.重点句型 Why (not)＋动词原形句型，表示委婉的建议 I mean，　why wrap a coconut in plastic? 我是说，为什么要用塑料包装椰子呢？ [重点词汇] 1．set out开始做某事，着手进行 set about (doing) sth　着手，开始做 set aside　把……放一边；留出，空出 set off　出发，动身；使爆炸；引起 set down　写下，记下 set up　成立，建立 We need to set about finding a solution. 我们得着手寻找一个解决办法。 We set out to paint the house but finished only the front part that day. 我们开始油漆房子，但那天只完成了前面的部分。 [即学活用] 完成句子 ①　Set aside some time (留点时间)each day to practice speaking English. ②He has achieved what he set out to do three years ago (三年前他开始着手做的事情). ③Emerson would always set down new ideas (把新想法写下)that occurred to him. ④A great many boys were setting off fireworks (在放烟花)in the street during the Spring Festival. 2．aware adj.意识到的，明白的 be/become aware of...　意识到 as far as I am aware(＝as far as I know)　据我所知 make sb aware of 使某人知道/意识到 awareness n.　意识 the awareness of...　……的意识 unaware adj.　无意的；未察觉到的 I was not aware that I had hurt her feelings. 我不知道我已经伤害了她的感情。 Many people are unaware of just how much food and drink they consume. 许多人不知道自己到底消耗掉多少食物和饮料。 [即学活用] 单句语法填空 ①I am acutely aware of the difficulties we face. ②During that time，increasing environmental awareness (aware)made it desirable. ③She hadn't read the letter and so was unaware (aware) of its contents. ④