1、In my opinion,…
2、It is widely believed that…
3、According to the latest research,…
4、There is no denying that…
5、It goes without saying that…
6、It is well known that…
7、As we all know,…
8、Considering all these factors,…
9、From my point of view,…
10、It is generally agreed that…
11、Despite the fact that…
12、On the one hand, on the other hand,…
13、The advantages/disadvantages of… outweigh the disadvantages/advantages.
14、To sum up,…
15、In conclusion,…
16、Therefore,…
17、Moreover,…
18、Furthermore,…
19、Additionally,…
20、Lastly,…
21、In contrast to…
22、However,…
23、Nevertheless,…
24、Nonetheless,…
25、On the whole,…
26、In essence,…
27、All things considered,…
28、Taking everything into account,…
29、What strikes me most about this issue is…
30、It’s hard to say for sure, but…