I support [Someone’s] point of view.
我支持 [某人的] 觀點。

例I support Linda’s point of view that the government should invest more in alternative energy resources.
我支持 Linda 的觀點，政府的確應該對替代能源進行更多投資。

[Someone] has mentioned a good point about ....
[某人] 針對……提出了很好的觀點。

例Linda has mentioned a good point about the importance of education.
Linda 針對教育的重要性提出了很好的觀點。

[Someone] has got a point about ....
[某人] ……是有道理的。

例Linda has got a point about considering potential impacts before starting the project.
Linda 在開始做專案之前考慮了其潛在影響是有道理的。

I think [Someone’s] idea makes sense.
我覺得 [某人的] 想法很有道理。

例I think Linda’s idea makes sense, because I also think we need to adjust our strategies.
我覺得 Linda 的想法很有道理，因為我也覺得我們需要調整策略。

[Someone] has made a strong argument …
提及……，真是強而有力的論點。

例Linda has made a strong argument when she mentioned the need for more budget.
Linda 提及需要更多預算，真是強而有力的論點。

[Someone’s] point is rather convincing / reasonable.
[某人的] 觀點相當有說服力。

例Linda’s point is rather convincing as she backs it up with real-life examples.
Linda 的觀點相當有說服力，因為她用現實生活中的例子來支持此一觀點。

I would say that [Someone] is totally / absolutely / definitely correct / right.
我認為 [某人] 完全說對了。

例I would say that Linda is totally correct, as I would interpret the poem the same way.
我認為 Linda 完全說對了，我也會以同樣的方式來解讀這首詩。