Tell me when you need a breather.

你需要休息时就告诉我。

《牛津词典》

Can you tell me when the movie starts?

你能告诉我电影什么时候开演吗？

《牛津词典》

Tell me when the tape starts recording.

磁带开始录时告诉我一声。

《牛津词典》

You tell me when it stops!" For years, almost all leading movie and television stars, male or female,were white.

VOA: special.2009.05.04

So I'm just curious you got your PHD from Harvard, ; you undergraduated at Harvard; tell me starting out, what fascinated you when you were an undergraduate at Harvard.

不过我很好奇，您本科是在哈佛大学，在哈佛毕业;,能不能谈一下，是什么,让您在哈佛大学时充满激情呢。

普林斯顿公开课 - 人性课程节选

Can you tell me about an episode when you have been too creative?

你能给我们举一个你过分发挥创意的例子吗？

发挥创造力的瞬间 - SpeakingMax英语口语达人

Even given the sorry state of the railroads in this country, tell me when that has happened.

NEWYORKER: Wakefield

"They had to wave at me to tell me when to stop, " says the 58-year-old Parkersville, W. Va.

WSJ: High Tech for Low Vision

For example, I use starc bands to tell me when not to buy and when to wait.

FORBES: 5 Rules for Success in 2013