本文为正在复习英语六级作文的同学整理了部分议论文常用句型，供大家参考。

　　1. It is considered /thought that ------- 人们(有人，大家)认为

　　2. It is generally /usually accepted /agreed/recognized that ----普遍(一般，通常)认为

　　3. It is believed that -----有人(人们，大家)相信

　　4. It is well-known that ----大家知道(众所周知)

　　5. It is said that ----据说(有人说)

　　6. It is learned that ---据闻(悉)

　　7. It is supposed that----据推测

　　8. It is estimated/predicted/calculated that---据估计(预计

　　9. It must be pointed that ---必须指出

　　10. It is reported that----据报道

　　11. It must be admitted that----必须承认

　　12. It will be seen that ---可见(可以看出)

　　13. It will be seen from this that ----由此可见

　　14. It is understood that----不用说(都知道)

　　15. It can not be denied that---无可否认

　　16. It has been proved/demonstrated that---已经证明

　　17. It may be confirmed that ----可以肯定

　　18. It may be safely said that----可以有把握地说

　　19. It is sometimes asked that---人们有时会问

　　20. It is expected that/hoped that----人们希望

　　21. When it comes to ------要说到，要谈及