Translation of "Doubts…" in Chinese

I have no doubts.

我没有疑问。

I cannot forbear expressing my doubts.

我忍不住要說出我的疑惑。

Tom doubts whether Mary is honest.

湯姆懷疑瑪麗是否誠實。

- I have doubts about the success of their plan.
- I have serious doubts about their plans succeeding.
- I have serious doubts about their plan succeeding.

我很怀疑他们的计划是否能够成功。

- I have serious doubts about their plans succeeding.
- I have serious doubts about their plan succeeding.

我很怀疑他们的计划是否能够成功。

- In a way you are right, but I still have doubts.
- In a way you're right, but I still have doubts.

在某种程度上你是对的，但我还是有疑问。

To have doubts about oneself is the first sign of intelligence.

自我怀疑是聪明的第一标志。

- I have no doubts.
- I have no doubt about it.
- I don't doubt it.

- 毫无疑问。
- 我没有疑问。

- If there is anyone out there who still doubts that America is a place where all things are possible; who still wonders if the dream of our founders is alive in our time; who still questions the power of our democracy, tonight is your answer.
- If there is anyone out there who still doubts that the United States is a place where all things are possible; who still wonders if the dream of our founders is alive in our time; who still questions the power of our democracy, tonight is your answer.

如果外頭還有人懷疑，美國是否真的是任何事都可能發生的地方，懷疑我們開國先賢的夢想今天是否依然存在，懷疑我們民主的力量；今夜，就是你們要的答案。