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：如考生写第一个句子没有把握，可将其改写成两个句子。如：Great changes have taken place in our life. There are three reasons for this.这样写可以避免套用中的'表达失误。
2.表示好处
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.表示坏处
1)It has more disadvantages than advantages.
2)It does us much harm.
3)It is harmfulto us.
例： However，everything dividesinto 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 televi- sion.
4.表示重要、必要、困难、方便、可能
1)It is important(necessary，difficult，convenient， possible)for sb.to do sth.
2)We think it necessary to do sth.
3)It plays an important role in our life.
例： Computers are now being used everywhere，whether in the government，in schools or in business.Soon， computers will be found in every home，too.We 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： The housing problem that we are confronted with is becoming more and more serious.Therefore，we must take some effective measures to solve it.
6.表示变化
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： Some changes have taken place in people’s diet in the past five years.The major reasons for these changes are not far to seek.Nowadays，more and more people are switching from grain to meat for protein，and from fruit and vegetable to milk for vitamins.
7.表示事实、现状
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.
8.表示比较
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 petroleum.Secondly，they do not cause the pollution problem.Last but not least，they contribute to people’s health by giving them due physical exercise.
9.表示数量
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，itcan be seen that student use of computers has increased from an average of lethan two hours per week in 1990 to 20 hours in 2000.
注：“From the graph listed above，it can be seen that”见句式12。考生将句式9和句式12结合在一起，便可较好地写出2002年6月CET -4、6短文写作的第一段。
10.表示看法
1)People have(take，adopt，assume)different attitudes towards sth.
2)People have different opinions on this problem.
3)People take different views of(on)the question.
4)Some people believe that...Others argue that...
例： People have different attitudes towards failure.Some believe that failure leads to success.
Every failure they experience translates into a greater chance of succeat their renewed endeavor.However， others are easily discouraged by failures and put themselves into the category of losers.
生活中会发生什么，我们无法选择，但至少，我们可以选择怎样面对。
2.Sometimes,you are not happy if you see through everything.It's better to be naive and inattentive.
很多时候，看的太透反而不快乐 ，不如幼稚的没心没肺。
3.Sometimes life can only be understood backwards; but it must be lived forwards.
有时候，生活只能是后知后觉，但却必须勇往直前。
4.Happiness is straight for ward: you and I sit together to chat and laugh, and do some stupid things.
快乐其实很简单：你和我，坐在一起说说笑笑，外加干点小傻事。
5.One day, you will meet a rich man, let you feel that others are the clouds.
总有一天，你会遇到一个绚丽的人，让你觉得其他人都是浮云。
6.No matter how hard it is， just keep going because you only fail when you give up.
无论多么艰难，都要继续向前，因为只有你放弃的那一刻，你才输了
7.There is a friendship, no less than love;relations are not ambiguous; talk
has been confided; the outcome is always difficult family dependents; This is the friend!
有一种友谊不低于爱情;关系不属于暖昧;倾诉一直推心置腹;结局总是难成眷属;这就是知己!
8.Someday, you will find the one, who will watch every sunrise with you until the sunset of your life.
总有一天，你会遇上那个人，陪你看每一次日出，直到你的人生落幕。
9.Worrying never stops the bad stuff from happening. It just keeps you from enjoying the good.
忧虑并不能阻止不好的事情发生，它只能阻止你享受生活中的美好!
10.Yesterday is history, tomorrow is amystery, but today is a gift.
昨天已经过去，明天还没到来。只有今天是一份礼物。
11.You're lucky enough to be different,never change.
你很幸运能和别人不一样，不要改变你的特别。
12.Life is too short to wake up in the morning with regrets. So, love the people who treat you right and forget about the ones who do not.
生命太短，没留时间给我们每日带着遗憾醒来。所以去爱那些对你好的人，忘掉那些不知珍惜你的人。
13.Everybody wants happiness nobody wants pain but you can't have a rainbow without a little rain.
每个人都想要幸福，没有人想要伤痛，但是不经历风雨怎么见彩虹?
14.Don't mind what others said, how to evaluate you. You are you, only you,you unique, irreplaceable.
不必介怀别人说了什么，怎么评价你。你就是你，唯一的你、独特的你，无可替代。
1)People have(take，adopt，assume)different attitudes towards sth.
2)People have different opinions on this problem.
3)People take different views of(on)the question.
4)Some people believe that...Others argue that...
例： People have different attitudes towards failure.Some believe that failure leads to success.
Every failure they experience translates into a greater chance of succeat their renewed endeavor.However， others are easily discouraged by failures and put themselves into the category of losers.
