1. It is widely believed that...
被广泛认为...

2. There is no doubt that...
毫无疑问...

3. It is generally accepted that...
普遍认为...

4. It is commonly believed that...
普遍认为...

5. It is clear that...
很明显...

6. It is obvious that...
很明显...

7. It is well known that...
众所周知...

8. It is widely acknowledged that...
被广泛认可...

9. It goes without saying that...
不言而喻...

10. It is worth mentioning that...
值得一提的是...

11. It is important to note that...
值得注意的是...

12. It is essential that...
至关重要的是...

13. It is crucial that...
非常关键的是...

14. It is necessary that...
是必要的...

15. It is significant that...
非常重要的是...

16. It is advisable that...
建议...

17. It is preferable that...
更好的是...

18. It is desirable that...
理想的是...

19. It is regrettable that...
令人遗憾的是...

20. It is unfortunate that...
不幸的是...

21. It is fortunate that...
幸运的是...

22. It is a fact that...
事实上...

23. It is a well-known fact that...
众所周知的事实是...

24. It is a common fact that...
普遍的事实是...

25. It is a proven fact that...
已经证实的事实是...

26. It is a widely recognized fact that...
被广泛认可的事实是...

27. It is a widely held belief that...
被广泛持有的信念是...

28. It is a general belief that...
普遍的信念是...

29. It is a widely accepted truth that...
被广泛接受的真理是...

30. It is a well-established fact that...
已经确立的事实是...

31. It is a matter of common knowledge that...
众所周知的事实是...

32. It is a matter of great concern that...
令人非常关注的事实是...

33. It is a matter of utmost importance that...
至关重要的事实是...

34. It is a matter of public interest that...
公众关注的事实是...

35. It is a matter of personal opinion that...
个人观点的事实是...

36. It is a matter of debate that...
有争议的事实是...

37. It is a matter of controversy that...
有争议的事实是...

38. It is a matter of significance that...
重要的事实是...

39. It is a matter of priority that...
优先考虑的事实是...

40. It is a matter of choice that...
选择的事实是...