where am i ,where i am , who i am ,who am i

问题描述:

where am i ,where i am , who i am ,who am i
am i 和i am 在什么情况下用呢

单独说 我在哪儿?我是谁?就用 Where am Who am
如果用于宾语从句中,则用另一个:
I don't know where i am.
I won't tell him who i am.