在英语写作中，同一个意思的表达可以使用不同的句型，我们在写不同的作文时可以变换使用这些句型，以免造成自己和老师的视觉疲劳，而且可以丰富我们的语言储备，使我们在进行英语写作时能够游刃有余。今天，针对在英语写作中经常用到的十二个句意给大家总结了每个句意不同的表达方式，一起来看一下吧!
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...
例如：
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：如果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.
例如：
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 harmful to us.
例如：
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.
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.