Unit 2 Section Ⅱ Starting out & Understanding ideas—Language points（Word教参）-【优化指导】2022-2023学年新教材高中英语选择性必修第二册（外研版2019）

Section Ⅱ　Starting out & Understanding ideas—Language points [对应学生用书P36] 1 switch v．(用开关)改变，转换；交换，调换 n．开关；改变，转变 With the detox now finished，they've switched on their devices and they're back online. 如今，脱瘾活动已结束，他们已经开启电子设备，重返网络。 ►情景探究 ①(2020·天津7月卷)He pulls out a special device，points it at the suspect，and switches it on. 他拿出一个特殊装置，对准嫌疑人，并打开开关。 ②According to the airline rules，we suggest you (should) switch off your mobile phone before boarding. 根据航空规定，我们建议你在登机之前关掉手机。 ③Thanks to the development of science and technology，I can have a hot meal in a couple of minutes at the flick of a switch. 多亏了科学技术的发展，我只要轻轻一按开关，几分钟内就能吃上一顿热腾腾的饭。 ►要点突破 ①switch on＝turn on (用开关)开，打开(电灯、无线电等)，接通(电流等) switch off＝turn off 关上，断掉(电源等) ②at the flick of a switch 轻轻一按开关 ►学以致用 [赏句猜义] ①When you leave the room，please turn off all the switches.开关 ②She made the switch from the full­time work to the part­time work when her first child was born.改变，转变 ③Press these two keys to switch between documents on screen.转换 [单句填空] ④I always hear that song whenever I switch on the radio. ⑤You'd better switch off the motor when anything goes wrong with the machine. 2 motivate v．激发，激励 I bet you're as eager as I am to find out just how many have been motivated enough to last the full seven days! 相信你们和我一样，迫切地想知道有多少人有足够的动力坚持了整整七天！ ►情景探究 ①The plan is designed to motivate employees to work more efficiently. 这个计划旨在促使员工更加高效地工作。 ②(2019·天津卷)With high motivation and enthusiasm，we can keep on learning. 有了很高的积极性和热情，我们可以不断学习。 ③(2019·全国Ⅱ卷)More than that，how should you stay motivated to achieve the goal? 更重要的是，你应该如何保持积极性去实现目标？ ►要点突破 ①motivate sb．to do sth. 激励某人做某事 ②motivation n．动力，积极性；动机 ③motivated adj.积极的，主动的 ►学以致用 [单句填空] ①(2019·全国Ⅱ卷改编)You should reassess your goals，and motivate yourself to set(set) a fresh goal. ②Without motivation(motivate)，you can neither set a goal nor reach it. ③I largely work with people who already are motivated(motivate). [完成句子] ④好老师能够激励学生努力学习。 A good teacher is the person who can motivate students to