Unit 2 重点短语和句型学案-2023-2024学年高中英语人教版（2019）选择性必修第一册

班级： 姓名： B4U2 Looking into the Future Period 2 Key phrases and sentences 1． 重点短语 1. switch off/on 关/开(电灯、机器等) 【例句】Have you ever forgotten to switch off the TV or computer? 你是否曾忘记关电视或电脑? (1) switch on/off(the radio/light...)开/关（收音机、电灯、水、煤气等） =turn on/off(the radio/light/water/gas ...) (2) switch from...to...从……转变为…… switch through(把电话）接到（某分机）,接过来 make a switch进行改变 练习： ①She switched the lamp because it was dark. ②He was so stubborn that he refused to make switch. ③我们问他们是否愿意和我们调换位置。 We asked them if they would ． ④你出门前要把电视关掉。 before you go out. ⑤遥控器让你在不同的电视频道之间轻松地转换。 The remote control allows you between TV channels. 2. catch fire 着火(动作) 【例句】These thatched roofs frequently catch fire.这些茅草屋顶屡屡着火。 相关短语： be on fire 着火(状态) set fire to…= set … on fire 使……着火 put out a fire 灭火 fight a fire 救火 make a fire 生火 练习： ①A post office was _______ _______ _______ and vehicles were stoned by looters. 抢劫犯防火烧了一家邮局，并用石头砸车。 ②And he left, because he had to _______ _______ _______. 他走了，因为他要去救火。 ③It took us a long time to _______ _______ _______ with matches. 我们花了好久的时间才用火柴将火生了起来。 3. in this sense (in...sense) 从这种(某种)意义上来讲 【例句】In this sense, the home of tomorrow is already the home of today.从这个意义上说，明天的家已经是今天的家了。 相关短语： make sense 讲得通；有意义 make no sense 讲不通；没有意义 in no sense 决不 There’s no/little sense in doing sth. 做某事没有意义 练习： ① makes sense to work on the problem before it gets out of control. ②There is no sense in (force) yourself to get what you don’t want. ③What you say is true in sense. ④这种事情决不能发生在我们学校。 In no sense happen in our school. ⑤从这个意义上讲它也有利于我们的健康。 it is also beneficial to our health. 4. keep in touch (with) (与…)保持联系;了解(某课题或领域的情况) 【例句】Let’s keep in touch through text messages.让我们通过短信保持联系。 相关短语： lose touch with/be out of touch with 与……失去联系 get in touch wi