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1、Unit2,Wonders in Science and Technology,Oral-practice,Talk about one of great achievements in science and technology.,useful language,1. discovery n. 1) 科学家们在医学领域作出了许多重大发现。 Scientists have made many important discoveries in the medical field. discover v. 2) 是居里夫人发现了镭元素。 It was Madame Curie who disco
2、vered the element radium.,2. devoted adj. 专注的，忠诚的 1）She is a good wife and a devoted mother. 她是一位贤妻良母。 devote oneself to = be devoted to (doing) sth. devote ones life/ time/ energy/ attention, etc. to (doing) something 2）这位音乐家将一生奉献给了音乐。 The musician devoted himself to music. 3）他把他的一生都奉献给了教育事业。 He de
3、voted his whole life to the cause of education.,3. ease v. 解除痛苦忧愁 1) The pills eased my headache. 药片减轻了我的头疼。 2) Watching comedies helps to ease his pain观看喜剧帮助他解除了疼痛。 ease sb. of ones troubles 消除某人的烦恼,ease n. 1) In general, people dont feel _ ease in a strange place. 2) He is expected to win the game
4、 _ ease. feel at ease舒适，自由自在 with ease =without any difficutly毫不费力地，轻易地,at,with,4. electricity n. 电，电流 electric adj. 电的，带电的；电动的 electrical adj. 用电的，与电有关的，电学的； _ equipment _engineering _ light _ blanket,electrical,electrical,electric,electric,5. develop v. 发展； 生长； 开发； 研制； 冲洗（胶片） 1) 我们去冲洗照片吧! Lets hav
5、e the photographs developed. 2) 养成好的学习习惯 develop a good study habit 3) Is China a developed country? No, its a developing country.,6. date n. 日期，日子； 约会； 时代，年代 v. 记载日期； 注有（或注明）日期 1）The letter is dated June 18. 2）In China the needle treatment dates back to ancient times. 3）Whats the date today? 时新的，新式
6、的 up to date 过时的 out of date,7. contribute v. ( to) 贡献，捐献，有助于 1）诚实加苦干有助于成功和幸福。 Honesty and hard work contribute to success and happiness. 2）每个工人都向红十字会捐献了一美元。 Each worker contributed one dollar to the Red Cross.,contribution n. 贡献，捐赠，捐助；捐助物 1) 他对公司的成功作出了重要的贡献。 He has made an important contribution to
7、 the companys success. 2) 我们给饥荒赈济基金捐了款. We made a contribution to the famine relief fund.,8. warning n. 警告 No one has given out a warning of the danger 没有人对所要发生的危险发出警告。 warn v. 警告，告诫； 通知； 预告 warn sb. of sth. 提醒(警告)某人某事 warn sb.(not) to do提醒(警告)某人(不)做某事 warn sb. against提醒某人/警告某人不要做某事,1) He has been w
8、arned of danger of driving after drinking wine. 他已被提醒过酒后开车危险。 2) They warned him against swimming in that river. 他们警告他不要到那个河里游泳。,9. be concerned about 1) Please dont be concerned about me. Ill take good care of myself. 请不要为我担心。我会好好照顾自己。 2) The newly-elected president was much concerned about the mil
9、itary crisis. 新任的总统为军事危机而忧心忡忡。,10. take for granted 1) I took it for granted that you have read the book. 我认为你一定读过这本书。 2) Never take others help for granted. 不要将他人的帮助视作理所当然。,Grammar,虚拟语气在宾语从句中的应用,1）在表示“坚持”、“命令”、“建议”、“要求”等后的宾语从句要用虚拟语气。这类动词有人归纳为“一个坚持(insist)、两个命令(order, command)、三个建议(advise, suggest,
10、propose)、四个要求(demand, require, request, ask)”，这类虚拟语气由“should+动词原形”构成，其中的should通常可以省略。,He insisted that I (should) go with them. 他坚持要我同他们一起去。 He ordered that it (should) be sent back. 他命令把它送回去。 The doctor advised suggested that he (should) not smoke. 医生建议他不要抽烟。 He requires that I (should) appear. 他要求
11、我出场。,I wish I were not so busy. 但愿我不那样忙碌。 I wish I were was better looking. 要是我长得漂亮些就好了。 She wished she had stayed at home. 她后悔的是她当时要是留在家里就好了。 I wish you would go with us tomorrow. 要是你明天同我们一起去就好了。 I wish you wouldnt look down on this kind of work. 我希望你不要看不起这种工作。,should use English as much as possible,should read,should read no less than 2000 words each day,should read more,he were a little bit taller,they had an umbrella,
