You could tell she was just putting on an act.

你可以看出，她是在装模作样。

《牛津词典》

You could tell she was foreign by the way she dressed.

从她的穿着就可以看出她是外国人。

《牛津词典》

I don't suppose you could tell me where James Street is, could you?

不知你能不能告诉我詹姆士街在哪儿？

《柯林斯英汉双解大词典》

We could tell them do not cross that bridge until you come to it.

VOA: special.2009.08.30

And unlike souls, where it was all rather mysterious, how you could tell whether body whether souls swapping, was taking place or not.

不像灵魂论，那么充满神秘，你如何去辨别肉体,或者，灵魂是否，持续在变化，并不那么神秘。

耶鲁公开课 - 死亡课程节选

You could tell your colleague instead of asking him directly which might be a little inappropriate,

如果不想过于直接地问他，因为这可能有点不合适，你可以这样问你的同事，

I wonder if 课堂 - SpeakingMax英语口语达人

But -- so maybe you could tell us about the event tonight with the freshmen members.

WHITEHOUSE: Press Briefing

And you could tell by the people he had on his staff: Ken Mehlman.

NPR: Karl Rove is Out

Even the Chelsea players knew, you could tell by their reaction it was a penalty.

BBC: Fuming O'Neill blasts John Terry tackle on James Milner