英语四级作文：常用句型之用于论证和说明

　　众所周知，大学英语四级作文一直考试的重难点，也是考生们苦苦关注的最后压轴部分，在备考阶段，同学们可以背诵一些英语四级作文常用句型，考试的时候可以帮助自己提高作文水平，下面来一起看看吧!
 

　　用于论证和说明

　　1. As it is described that…

　　2. It has been illustrated that…

　　3. It provides a good example of…

　　4. We may cite another instance of…

　　5. History man provides us with the examples of…

　　6. A number of further facts may be added…

　　7. the situation is not unique, it is typical of dozens I have heard.

　　8. A recent investigation indicate that…

　　9. According to the statistics provided …

　　10. According to a latest study, it can be predicted…

　　11. There is no sufficient evidence to show that…

　　12. All available evidence points to the fact that…

　　13. Examples given leads me to conclude that…

　　14. It reveals the unquestionable fact that…

　　15. The idea may be proved by facts…

　　16. All the facts suggest that…

　　17. No one can deny the fact that…

　　18. We may face the undeniable fact that…