Could you be strong and stand up?

你可以坚强点站起来吗？

youdao

Could you be an astronaut?

你能成为宇航员吗？

youdao

How could you be so petty?

你怎么那么小气呢？

《牛津词典》

Could you be nice? He's important.

VOA: standard.other

In fact, you could be sitting three years from now waiting before commencement and you can get that grade adjusted.

实际上，你可以从现在到知道毕业典礼前,一直坐等三年,你可以更正成绩。

麻省理工公开课 - 固态化学导论课程节选

you could maybe be speaking with a friend who talks about his long work hours and you are very surprised,

在你跟一个朋友聊天时，他谈起自己很长的工作时间，而你感到非常惊讶，

Do you ever课堂 - SpeakingMax英语口语达人

You become a product of your own environment, and what better environment could you be in under one of the greatest coaches.

WSJ: Syracuse's Mike Hopkins never stops learning

Sting, Bruno Mars and Rihanna joined forces for a Bob Marley tribute that featured Rihanna and Marley's son Ziggy duetting on his father's 1980 classic Could You Be Loved.

BBC: Grammy success for Fun, Gotye and Mumford and Sons

Could you be more specific? (Laughter.) Thank you, sir.

WHITEHOUSE: The White House