I could do it now, if you like.

如果你愿意的话，我现在就可以做这事。

《牛津词典》

I wish I could do that.

我但愿我能做那件事。

《柯林斯英汉双解大词典》

I've made this trip so often, I could do it with my eyes shut.

我经常走这条路，闭着眼睛都能找到。

《牛津词典》

I did the only thing I could do. I hit him with my closed fist as hard as I could.

VOA: special.2010.07.17

But imagine I actually wanted to gather them together. I wanted to collect them, so I could do something with them.

把那些除数都显示出来,这很有用，但是请想想下我想要，把它们放在一块。

麻省理工公开课 - 计算机科学及编程导论课程节选

If I could do that for the rest of my life, get paid to talk all day, I would love to.

如果我的余生能够通过说话来赚钱，我非常愿意这样做。

想成为配音演员 - SpeakingMax英语口语达人

As Hansen prepared the meal, I asked if there was anything I could do to help.

BBC: Kluane, Canada (Credit: Parks Canada/Fritz Mueller)

"The only thing I could do was to try and win the race, " said a beaming Vettel.

BBC: Red Bull's Sebastian Vettel kept Formula 1 title belief

"It hurt, but there was nothing I could do to change it, " she says.

CNN: A beauty beyond skin deep