1.持某观点: claim ( contend, deem, reckon, assert, share the belief that )
2.支持某观点: advocate (maintain vote for side with be in favor of )
3.反对某观点: contradict (criticize be against cast doubts on )
4.合理的:justified ( sensible feasible convincing, persuasive, rational, practicable, logical, wise, sagacious, viable, preferable, advisable, appropriate, hold water bear much analysis)
5.好处: advantage (benefit, merit, positive side, upside, boon, pros)
6.弊端: disadvantage( defect, demerit, negative side, downside, flaw, drawback, bane, cons)
7.肯定:undoubtedly (indeed undeniably there is no denying that)
8.不确定:be likely to ( potentially presumably)
9.重要的:essential (significant, vital, crucial, critical, fundamental, indispensable)
10.有益的:beneficial (conducive instrumental )