1、众所周知,...(It is known to all that...)
2、随着社会的不断发展,...(With the continuous development of society,...)
3、尽管如此,...(Despite this,...)
4、由此可见,...(It can be seen that...)
5、综上所述,...(In summary,...)
6、首先,其次,最后...(Firstly, secondly, finally...)
7、值得一提的是,...(It is worth mentioning that...)
8、对于这个问题,我个人认为...(As for this problem, in my personal opinion...)
9、我们应该采取积极措施,以解决这个问题。(We should take positive measures to address this issue.)