I don't know anyone here but I am sure I will manage when I find my feet.

我在这儿什么人都不认识，但我确信一旦站住脚就会应付过来。

《柯林斯英汉双解大词典》

I am sure I will pass the exam.

我确信我会通过考试。

youdao

I am sure I will be successful.

我相信我能成功。

youdao

So let us see it. I am sure I will help him. Do not worry about it.

VOA: standard.2009.11.08

I am sure you recognize this as Stevens' "Anecdote of the Jar," but I will quickly quote to you the poem.

大家一定知道这首诗就是史蒂文斯的《坛子轶事》,但是我还是想快速地给大家读一下。

耶鲁公开课 - 文学理论导论课程节选

"Coming in mid-session will be more difficult than having started January 6th,I am sure.

VOA: standard.2009.06.30

So, lots of folks may bristle at the way I put this but I am sure Paul will get it.

FORBES: Krugman on Being Dovish: Social Security and Climate Editions

As I flip through the book looking at the cartoons (which I am sure you will do the moment you get this book), I realize I am familiar with most of the cartoons.

FORBES: What's Almost As Good As A New Puppy?

"I hope I will get a chance to play because I am sure Brian will be making some changes, " said the Wasps prop.

BBC: Ashton determined to make amends