12. I'll do my best.
我盡力而為。

實(shí)戰(zhàn)一
A: Do you think you can do it?
您認(rèn)為你可以嗎？
B: I'll do my best.?
我盡力而為。

實(shí)戰(zhàn)二
A: I want to congratulate you on the complete success of?A project. You really did a good job.
恭喜你的A項(xiàng)目取得圓滿成功，你的工作真的做的很出色。

B: Thank you, Jane. I appreciate it. It was a very interesting project. I really enjoyed working on it. Unfortunately, I must mention that, from what I've seen so far, the B project doesn't go well. Is there any problem I can help with?
謝謝，簡。我很感謝。這個(gè)項(xiàng)目很有意思，我很喜歡干。不過，我不得不指出，根據(jù)我所了解的情況來看，B項(xiàng)目進(jìn)展的不太順利。有什么我可以幫忙的嗎？

A: Not really. I'll get it back on track. I'm sorry. I think I jumped the gun.
不用，我會(huì)讓它馬上步入正軌。很抱歉，我想是我太倉促了。

B: I'm sure you can deal with it.
我相信你能處理的很好。

A: I'll do my best.
我會(huì)盡力的。

補(bǔ)充包
I'll try my best.
我盡力而為。
I did all I can do.
我已經(jīng)盡了最大的努力了。
That's all I can do.
我已經(jīng)盡了最大的努力了。