全新版第一册unit2 language points.ppt

Language points New words Useful expressions Sentence structure Words available estimate practically tough urge postpone reference absoulely awful destination Phrases be lost in or something go ahead know/learn by heart may as well mot much of a keep up lose touch a couple of Phrases keep in touch with come up on one’s mind hang out every now and then choke up in the distance Words and phrases 1.be lost in / lose oneself in: be absorbed in, be fully occupied with. -- He was lost in playing computer games so he was unaware of my entering the room. -- I had lost myself in thought. 他忙于这项工作而对周围的一切都很漠然. -- He was lost to the world in this task. collocations: be lost in a fog 困惑不解 be lost in contemplation 想得出了神 be lost in thought 想得出神 be lost in admiration 赞叹不已, 令人惊叹 Exercises: 月季票三个月有效。 The season ticket is available about three months. The season ticket is available for three months. 这些茶杯可供使用。 These cups are available to using. These cups are available to use. These cups are available to be used. estimate:form a judgment about(a quantity or value) Underestimate “低估”, overestimate “高估” E.g.: The expense is roughly estimated at three million. Cf.estimate, evaluate and value estimate: 指对事物的数量或价值的一个粗略的计算； evaluate:指对事物的价值的整体好坏作细致具体的评价。 value: 指估计某物的价值,价格. -- He valued the house for me at ￡3,500. Estimate, evaluate value Put into each gap one of the above words. Change the form where necessary 1. How do teachers ________ their students’ work? 2. It was _________ that there were more than 2,250,000 spiders in one acre of grass field. 3. They have gone to have their jewels______. Keep up: continue without stopping -- I was so hungry all the time that I could not keep the diet up for longer than a month. Collocations: Keep to 坚持,信守 Keep up with