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：此句是將keep a record of…當一個整體來使用，并用了它的被動語態(tài)) = 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…:為。。。做安排/計劃

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…一般要和表示結果的句子一起連用，如例句中的our team played very well in the match. 但是thank for…短語卻一般單獨成句，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,主語是人；go up / down不及物,主語是物.

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: 占用空間或某人的時間

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 發(fā)生變化成為B /change A for B: 換A為B

When the temperature falls to 0 degree centigrade , the cold will change water into ice.

My newly-bought watch does not tell the right time , so I have to change it for a better one

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兩者不同時用。

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(可能成為現(xiàn)實的愿望）

Sb wishes that… 表示無法實現(xiàn)或很難實現(xiàn)或根本就與現(xiàn)實相違背的愿望

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.)