在写作的时候很多人都会因为不知道该怎么准确的表达出自己的意思而苦恼，而好不容易写出了个句子，很可能也会因为太过简单，或者不符合英语用语习惯而得不到好评，这种时候平常的积累就非常需要了，小编这次为大家带来一些可以提升作文水平的句型，快点背起来吧！
1.A number of factors are accountable for this situation.  
2. A good case in point is 。。。
3. As an illustration, we may take。。。
4.Such examples might be given easily。
5.。。。is often cited as an example。
6. The answer to this problem involves many factors。
7. The phenomenon mainly stems from the fact that。。。 
8. The factors that contribute to this situation include。。。
9. The change in 。。。largely results from the fact that。。。 
10. We may blame 。。。，but the real causes are。。。 
11. Part of the explanations for it is that。。。
12.The advantages gained from A are much greater than the advantages we gain from B。
13. Indeed， A carries much weight when compared with B。
14. There is no doubt that it has its negative effects as well as positive effects。
15.No one can deny the fact that。。。
16. The idea is hardly supported by facts。 
17. Unfortunately，none of the available data shows。。。 
18. Once in (a newspaper) ，I read of/learnt 。。。 The phenemenon of 。。。has aroused public concern.
19. I have a friend who 。。。Should he 。。。 ？ Such a dilemma we are often confront with in our daily life。
20. According to statistics proved by 。。。， it can be seen that。。。