1.套語
1)It’s well known to us that ...
2)As is known to us，...
3)This is a topic that is being widely talked about.
4)From the graph(table，chart)listed above，it can be seen that ...
5)As a proverb says，“Where there is a will，there is a way.
例如：
As is well known to us，it is important for the students to know the world outside campus.
The reason for this is days，the society is changing and developing rapidly，and the campus is no longer an “ivory tower? college students，we must get in touch with the world outside the in this way can we adapt ourselves to the society quickly after we graduate.
再如：
Does it pay to be honest?This is a topic that is being widely talked about and different people have different opinions on it.
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.
例如：
Books are like can help us know the world better，and they can open our minds and widen our efore，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.
例如：
However，everything divides into vision can also be harmful to can do harm to our health and make us lazy if we spend too much time watching television.
4.表示重要、必要、困難、方便、可能
1)It is important(necessary，difficult，convenient， possible)for do sth.
2)We think it necessary to do sth.
3)It plays an important role in our life.
例如：
Computers are now being used everywhere，whether in the government，in schools or in ， computers will be found in every home， have good reason to say that computers are playing an increasingly important role in our life and we have stepped into the Computer Age.
5.表示措施
1)We should take some effective measures.
2)We should try our best to overcome(conquer)the difficulties.
3)We should do our utmost in doing sth.
4)We should solve the problems that we are confronted(faced)with.
例如：
The housing problem that we are confronted with is becoming more and more efore，we must take some effective measures to solve it.
6.表示變化
1)Some changes have taken place in the past five years.
2)A great change will certainly be produced in the world’s communications.
3)The computer has brought about many changes in education.
例如：
Some changes have taken place in people’s diet in the past five major reasons for these changes are not far to days，more and more people are switching from grain to meat for protein，and from fruit and vegetable to milk for vitamins.
7.表示事實、現狀
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.
例如：
We cannot ignore the fact that industrialization brings with it the problems of solve these problems， we can start by educating the public about the hazards of government on its part should also design stricter laws to promote a cleaner environment.
8.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.
例如：
Compared with cars，bicycles have several advantages besides being tly，they do not consume natural resources of ndly，they do not cause the pollution but not least，they contribute to people’s health by giving them due physical exercise.
9.表示數量
1)It has increased(decreased)...
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.
例如：
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.
