Period 3 语言知识讲练(Understanding ideas) 1．switch v．(用开关)改变，转换 n．开关；转换 (1)make a switch 做出改变 (2)switch (sth．) off 关(电灯、机器等) switch (sth．) on 开(电灯、机器) switch (from．．．) to．．． (从/由……)转变为…… [即学即练]———单句语法填空/完成句子 ①Mom asked me to switch_____the TV set as soon as I started eating． ②Would you please switch_____the light？I can't see much clearly．It is getting dark． ③(应用文之建议信)如果你遵循我的建议，我坚信你将从不爱运动的人转变为运动爱好者。 If you follow my suggestions，I strongly believe that you will_____． [温馨提示] 各种“开”“关”的表达法： open/close/shut the door/window开/关门/窗 switch on/off the radio/TV/light开/关收音机/电视/电灯 turn on/off the radio/water/gas开/关收音机/水/煤气 2．motivate v．激发，激励；成为……的动机(常用于被动语态) (1)motivate sb．to do sth． 激励某人做某事 (2)motivation n． 动机；积极性 (3)motivated adj． 积极的，主动的 be motivated by．．． 被……所激励 [即学即练]———单句语法填空/完成句子 ①(应用文之邀请信)To keep them better_____(motivate)，we intend to shoot some inspirational videos，where teachers and students are expected to give them some encouragement and best wishes within 2 minutes． ②_____(motivate) is what gets you started; habit is what keeps you going． ③给我印象最深的是，每当我遇到困难时，我的老师都会激励我坚持我的梦想。 What impresses me most is that my teacher will always_____whenever I come across difficulties． 3．on reflection经再三考虑 (1)reflection n． 反映；表达；映像； 沉思，深思 (2)reflect v． 反映；显示；反射(声，光，热等)； 认真思考，沉思 reflect on/upon 认真思考 [即学即练]———单句语法填空/完成句子 ①(2023·全国乙卷)The UK's obsession (痴迷) with food_____(reflect) through television scheduling． ②(2023·全国乙卷)As a musician，it's important to give maximum attention and time to your own_____(reflect) of your own feelings． ③The boss refused at first，but_____reflection，he realised the offer was perfect actually． ④如果你养成一种思考如何学习的习惯，你作为学生的成绩肯定会很好。 Your performance as a student will be excellent_____． 4．occupy v．占用，占去(时间/空间等)；忙着(做某事)，使忙于(做某事)；占领；占据 (1)occupy oneself with sth．/in doing sth．＝be occupied with sth．/in doing sth． 从事于/忙于做某事 (2)occupation n． 职业；占有 [即学即练]———单句语法填空/句式升级 ①The twins soon found themselves_____(occupy)in cleaning up the kitchen while their father was occupying himself_____the breakfast． ②Choosing an_____(occupy) takes time，and there are a lot of things you have to think about． ③I occupy myself in organizing a class meeting about traditional Chinese culture at present and I am writing to ask for your suggestions． →_____a class meeting about traditional Chinese culture at present，I am writing to ask for your suggestions．(动词 ing形式短语作状语) →_____a class meeting about traditional Chinese culture at present，I am writing to ask for your suggestions．(过去分词短语作状语) 5 ... ...
