一道初一英语When will you tell me your____________?这里应该填decide的什么形

When will you ___ ___ ___help me with my Chinese 应该填什么呢? could you tell me when the train leaves?这里为什么不用will leave,为什 when will you tell me?这里是一般疑问句和还是特殊疑问句 Can you tell me when to start our lessom?这里的when to start ou Will you please tell me ____________(离这里最近的医院怎么走) Can you tell me when I will attend the meeting? could you tell me when Mr.Smith returens/will return could you tell me when he would/will arrive? Could you tell me when the train will leave A:Will you please tell me when he_____? Could you tell me when the next train will arrive? Can you tell me when the train will there?