The kittens look exactly alike—how can you tell which is which ?

这些小猫看上去一模一样，你怎么能分辨出哪只是哪只呢？

《牛津词典》

How can you tell such a lie?

你为什么能说这种谎话？

youdao

How can you tell what sex a fish is?

你怎样辨别一条鱼的雌雄？

《牛津词典》

Observe how healthily -- how calmly I can tell you the whole story.

VOA: special.2009.05.16

Well, how can you tell the one from the other?

那么你怎么把它们分开呢？

耶鲁公开课 - 文学理论导论课程节选

Can you tell us your thoughts about how Golden Gate became so famous?

那你能谈下为什么金门会如此有名吗？

我住的地方是 - SpeakingMax英语口语达人

How can you tell if the stuff you're buying even qualifies for the credit?

FORBES: Energy Tax Breaks: About To Expire

How can you tell if running is a hobby or a business for you?

FORBES: Run With It: Sports, Races and Taxes

How can you tell them that there's nothing we can do rebuild the American dream?

NPR: Candidates Views on Economic Crises Compared