tell me what to do

tell me what to do.
告诉我该干什么

tell sb how/where/when/what to do

告诉某人该....

• Could you tell me how to do yoga at home ?
  你能告诉我， 该怎么在家里做瑜伽？

• Could you tell my son where to find my T-shirt?
  你能告诉我儿子，该在哪里找我的体恤呢？

• Please tell us when to go to school.
  请告诉我们，该什么时候去学校。

• Don't tell your son what to do ,or what not to do.
  不要告诉你的儿子，该做什么,或不该做什么