谢谢，小译一下，嘿嘿

but what a pity is that I don't think I have done well in the examinaion.

但遗憾的是我想我考得并不好
It was a pity that I think I didn't get a satified points in the exam.

But I am afraid I didn't do well in the exam.

but I'm afraid that I did poorly on my test.

But sorry is I think I test not good

I thought I test certainly am not certainly good