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