M7U1 Living with technologyWelcome to the unit 学案第一部分:重点讲解:1. record n. 记录;成绩;履历v. 记录,记载;录音,录象recording n. 录音,录音制品recorder n. 录音机record player 电唱机归纳拓展an official record of the accident 事故的正式记录a school record 学业成绩his employment record 他的工作经历break/beat the record 破记录set up the record 创记录hold the record 保持记录keep a record of sth 把……记录下来make a record 制作唱片make a recording of 录制…… 练练吧!1). the score in a notebook. A. kept a record B. kept the record C. recorded D. kept the record of2). The police keep record of all the traffic accidents.(改错)3). She (保持着世界记录) for the 100 meters.4). You should (记录) how much you spend.5). I’m fond of listening to r of famous singers ,such as CoCo Lee’s and Sun Yanzi’s.6). She took her Sony tape r out of her bag and placed it down.7). It all began in 1877 when Thomas Edison made the first r of a human voice. 捐献……2. contribute to 贡献……给…… 有助于,对……起作用用心 爱心 专心练练吧!1).所有的孩子把空余时间花听音乐会上了.2).充足的新鲜空气有助于健康.3).他的粗心大意是造成事故的原因.. It is certain/uncertain that … ……(不)确定(certain/uncertain 不能用 sure/unsure 替换)3. be uncertain about/of… 对……没把握 in no uncertain terms 明确有力地 uncertainly adv.拿不准地 uncertainty n. 忧郁; 拿不准的事练练吧!1).我们俩都不确定该怎么办.2). I told him what I thought of him (直言不讳地).3). I’m (不确定他会不会赢) in the round.4). It’s what his role in the company will be, and he is a bit anxious about it at moment. A. certain B. uncertain C. sure D. unsure5). They smiled at one another. A. uncertain B. uncertainty C. uncertainly D. in uncertain terms4. be superior to …超过… … ; 比… … 优越 be inferior to...