常用句型：

　　1. 表示原因

　　1)There are three reasons for this.

　　2)The reasons for this are as follows.

　　3)The reason for this is obvious.

　　4)The reason for this is not far to seek.

　　5)The reason for this is that...

　　6)We have good reason to believe that...

　　例：There are three reasons for the changes that have taken place in our life. Firstly, people’s living standard has been greatly improved. Secondly, most people are well paid, and they can afford what they need or like. Last but not least, more and more people prefer to enjoy modern life.

　　注：如考生寫第一個(gè)句子沒有把握，可將其改寫成兩個(gè)句子。如：Great changes have taken place in our life. There are three reasons for this. 這樣寫可以避免套用中的表達(dá)失誤。

　　2.表示好處

　　1)It has the following advantages.

　　2)It does us a lot of good.

　　3)It benefits us quite a lot.

　　4)It is beneficial to us.

　　5)It is of great benefit to us.

　　例：Books are like friends.They can help us know the world better，and they can open our minds and widen our horizons.Therefore，reading extensively is of great benefit to us.

　　3.表示壞處

　　1)It has more disadvantages than advantages.

　　2)It does us much harm.

　　3)It is harmful to us.

　　例：However, everything divides into two. Television can also be harmful to us. It can do harm to our health and make us lazy if we spend too much time watching television.

　　1.表示事實(shí)、現(xiàn)狀

　　1)We cannot ignore the fact that...

　　2)No one can deny the fact that...

　　3)There is no denying the fact that...

　　4)This is a phenomenon that many people are interested in.

　　5)However, that’s not the case.

　　例：We cannot ignore the fact that industrialization brings with it the problems of pollution. To solve these problems，we can start by educating the public about the hazards of pollution. The government on its part should also design stricter laws to promote a cleaner environment.

　　2.表示比較

　　1)Compared with A, B...

　　2)I prefer to read rather than watch TV.

　　3)There is a striking contrast between them.

　　例：Compared with cars, bicycles have several advantages besides being affordable. Firstly, they do not consume natural resources of petrol. Secondly, they do not cause the pollution problem. Last but not least, they contribute to people’s health by giving them due physical exercise.

　　3.表示數(shù)量

　　1)It has increased (decreased) from...to...

　　2)The population in this city has now increased (decreased) to 800, 000.

　　3)The output of July in this factory increased by 15%compared with that of January.

　　例：With the improvement of the living standard，the proportion of people’s income spent on food has decreased while that spent on education has increased.

　　再如：From the graph listed above，it can be seen that student use of computers has increased from an average of less than two hours per week in 1990 to 20 hours in 2000.

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