| Unit 9 Computers 语言要点 |
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A Useful expressions 1 in one’s opinion In my opinion, six hours of TV each day is bad for your eyes.= I think (that) six hours of TV each day is bad for your eyes. Tom, in my opinion, is the very man for this job.= I think (that ) Tom is the very man for this job. 2 a waste of money / time Playing computer games too much is a waste of both money and time. 3 make a decision (on / about) The company hasn’t made a decision on the price of these products. = The company hasn’t decided on the price of these products. 4 decide to do The boy is seven now, so we decide to send him to the local primary school. 5 keep a record (of…) Any file(文件) you want to use at a later time can be kept a record of by a computer.(注意：此句是将keep a record of…当一个整体来使用，并用了它的被动语态) = Any file you want to use at a later time can be recorded(v.) by a computer. 6 at one time At one time, tens of strong men had to be employed to harvest rice in this field. However, just one machine can do all the work nowadays. = Once in the past, tens of strong men had to be … 7 make a plan for sth…:为。。。做安排/计划 Before you do it, make a good plan for the job. Have you made any plan for the weekend? 8 thanks to … Thanks to your suggestion, our team played very well in the match. = Because of your suggestion, our team played very well. 注意：thank to…一般要和表示结果的句子一起连用，如例句中的our team played very well in the match. 但是thank for…短语却一般单独成句，如Thanks for your suggestion! 9 bring down , go down /up They will bring down the price of the potatoes. =They will make the price of the potatoes lower. The price will go up / down, = The price will go higher / lower. bring down 及物,主语是人；go up / down不及物,主语是物. 10 as a result, as a result of… More and more milu deer are being sent to the park .As a result , it’s becoming too crowded with the animals. = More and more … , so it’s becoming too crowded with the animals. As a result of higher prices, workers who are poorly paid are leading a harder life. = Because of higher prices, workers… 11 take up room (space) or one’s time: 占用空间或某人的时间 I’m sorry that I’ve taken up too much of your time. The bed is so big that it takes up most of the space in the room. 12 change A into B: 使A 发生变化成为B /change A for B: 换A为B When the temperature falls to 0 degree centigrade , the cold will change water into ice. B Sentence patterns: 1 I believe ( that )… = I think (that)… I believe that the price will go up. 2 Although…, … / …, but… Although it’s expensive, we decide to buy it. / It’s expensive, but we decide to buy it. although , but两者不同时用。 3 It’s (not) important /necessary / good / wrong / a waste of money/…(for sb) to do sth It’s necessary (for us ) to learn how to operate computers. It’s a waste of money (for him) to buy a computer, because he has not any knowledge of it at all. 4 Sb hopes (that)…:某人希望(可能成为现实的愿望） Sb wishes that… 表示无法实现或很难实现或根本就与现实相违背的愿望 I hope that he’ll be successful as a businessman. ( It’s possible that he’ll be successful as a businessman.) I wish I could fly like a bird. ( It’s in fact impossible for me to fly like a bird.) |
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