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1、words and expressions2021/8/11 星期三1calculator(n.)calculate(v.)operator (n.)designer(n.)design(v.)analytical(adj.)analyze(v.)analysis(n.)simplify(v.)simple(adj.)logical(adj.)logically(adv.)logic(n.)intelligence(n.)intelligent(adj.)person(n.)personal(adj.)personally(adv)application(n.)apply(v.)applica
2、nt(n.申请人，应征者)happiness(n.)happy2021/8/11 星期三2sothat 如此以致于 结果状语从句他兴奋得连话都说不出来 He was so excited that he could not speak.=He was too excited to speak.so that=in order that 目的状语从句他把收音机声音关小一点，以免邻居听到。He turned down the radio so that(in order that)his neighbors would not hear it.结果状语从句He got up late,so tha
3、t he didnt get to work on time.他起床晚了，结果没能准时上班 2021/8/11 星期三3rise,raise,arisearise(arose,arisen)表示“出现，产生”，一般指不好的事情。rise(rose,risen)是不及物动词，没有被动语态后面不能加宾语。另外，rise可以表示太阳的升起，The sun rises.raise 是及物动词,后面一定要加宾语。此外，有抚养、举起、养育等意思 He raised his arms above his head.2021/8/11 星期三4in a way=in some way/in one way相关
4、的词组in the way挡道，碍事by the way 顺便问一下on ones way to 在的路上in no way决不all the way 始终2021/8/11 星期三5electronic(adj.)电子的 electric(adj.)电的，以电为动力的 electrical(adj.)电的，电的知识deal with =do with What do you do with the problem?=How do you deal with the problem?watch overwatch out(for)注意，留神keep a watch on 监视2021/8/11
5、 星期三6Unit 3 Computers2021/8/11 星期三71.use computer for school work2.play games on the computer3.send emails to friends4.surf the Web for fun5.download music and films6.chat online7.search for information 8.look at photographs9.do shopping online How can we use the computers and the Internet?2021/8/11
6、 星期三8How useful computers are!2021/8/11 星期三9keyboardmousemonitorscreenspeaker host computer2021/8/11 星期三10 Look at these pictures.2021/8/11 星期三11Whats next?2021/8/11 星期三121.They can be used for calculating.2.They can deal with math problems.3.They are our friends.4.They are useful and helpful.Discuss what they have in common.I think thatIn my opinionI believe that2021/8/11 星期三13HomeworkoRecite the words and expressions in this unitoPreview the reading passage according to the exercise 1,2 on page192021/8/11 星期三14Have a good time!2021/8/11 星期三152021/8/11 星期三16