When what where的用途和意义是什么?

1.As to who,what,when,where,why - these are the questions burning in my mind too.
至于是谁,为什么,在何时,在何地(*对我投的毒)-这些疑问也让我极不安生.
2.When reporting you answer the questions; when interviewing,you ask the following:Who,What,When,Where,Why.
报导时,需要回答问题；采访时,需要问问题,这“五大”问题就是：何人、何事、何时、何地、何因.
3.Detailed information regarding what,when and where the training courses will be held,please kindly find the following.
有关培训课程、时间的安排,请见以下信息.
www.***.com