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1、2022年高中英语Unit3TheComputerSection1教案(I)1 Thanks to the silicon chip,puters are now cheap and convenient.Thanks to =owing to=because of=as a result ofConvenient的主语不使用人，结构是it is convenient for/to sb to do sth如，If it is convenient for you,please drop in.假如你方便，请来访。2 Every year or two,a new puter can mult
2、iply many times over,with great speed,for less money.英语中一两年的表示One year or two / one or two yearsMultiply增加,后面常常接数字;increase/add to后常跟 sth.如:The bad weather increased our difficulty in solving the problemover adv更多.如:men of 50 and over50和50以上的人5 kilometres and a bit over五公里多一点.一般地说,over常和动词放在一起用,意思是:
3、在-的过程中.如jump over/fly over/chat overA plane is flying over the Pacific Ocean/Lets have a chat over some coffee.3 He told me that he didnt want me to be spending at the Internet Cafto be spendingto be spending 是动词不定试的进行时，它表示动作和谓语动词的动作一起发生,强调动作的正在进行或者动作的持续进行。如He predented to be writing when the teache
4、r entered .He seemed to be stealing when he was caught而to do 是表示动作的将来或者通常情况下的动作。如To catch the early bus,we have to get up at sixTo have done 是表示动词不定式的完成，它表示动作在谓语动作之前发生。如，Tom seemed to have finished his homework,for he was watcii4 He started talking about all the time people waste sitting in front of
5、 puter一般情况下，用start doing但如果其后是表示感知的动词,用动词不定式。如，start to realize/start to understand5 First of all,I checked my email and signed on to a chat line.First of all,首先 强调顺序。如，First of all,let me introduce myselfAfter all,毕竟；终究Please forgive him.After all,he is a childAbove all 最重要的是 I need a fortable room
6、.After all,it is nice.Sign on to -这儿的意思是“登陆”-/sign on 原意思是“签约受雇佣/签约参加组织”如，He signed on for a special course6 Sometimes I think teachers here are unfair because they think that just because practically every student in Canada has a puter,we should be able to do research on any topic.有时，我认为这儿的老师想法过于偏激
7、，就因为基本上每个加拿大学生都有电脑，就想当然的认为我们能做任何课题的研究。这个句子结构较为复杂，大的句是含有原因状语的主从复合句，而在主句中还有一个省略that的宾语从句 teachers here are unfair。而原因状语状语从句中，又包含一个宾语从句。Practically adv.基本上。Practical adj 实用的，实际的。如，a practical skill/He is so practial that he never buys more than needed.7 Anyway,between my homework,chating with my friend
8、s,answering my emails and downloadig a couple of new songs,I guess I was on the Internet a long time.我先处理了一些家庭作业，后又回了几封EMAIL，接着又下载了几首歌曲。我想我在网上呆的时间太长拉。 anyway.adv.相当于 anyhow意思是“不管怎么说”1. 再说。Ive decided to postpone the idea of doing a course,and anyway I got acceped by the Council.2.不管怎么说-I can give yo
9、u a lift if you wait. -No,Ill walk.Thanks,anyway.3.至少-All of them? -Some,anyway.4.究竟What are you phoning for ,anyway8 It all began when I went to an Internet Caf after schoolIt all began when-意思是从-开始，句中IT 可以换成THAT。再如，That all began when I graduated from a university.9 Even with a puter it takes a lo
10、ng time to find what youre looking for,since there is so much information avaible.Available意思是“能得到的，可以利用的”。常做后置定语。There is not enough water available in the village .Is the book avaible in the bookshop?10 When my mother got home from work she was very upsetupset这儿意思是 不高兴。注意它和nervous/anxious。upset=rather unhappy.nervous=rather afraidanxious=worried.Upset也可以做动词意思是“使-不安”。如， What he said upset me
