请告诉我你最喜欢的颜色是什么。

Please ___tell me what your favorite color is.

老师告诉学生们完成课后作业。

The teacher ___told the students to finish their homework after class.

从她的笑容我能看出她很开心。

I can ___tell from her smile that she's very happy.

长期的压力开始对工作效率产生明显影响。

The constant stress is starting to ___tell on work performance.