将 I was a lawyer two years ago.变成特殊疑问句.

I was a lawyer two years ago.我两年前是个律师.
其实你说变成特殊疑问句有很多种变法,因为你没有向什么成分提问.
1.对“I”提问,用Who
Who was a lawyer two years ago?谁两年前是律师?
2.对“a lawyer”提问,用问职业的
What did you do two years ago?你两年前的工作是什么?
3.对“two years ago ”提问,用When
When were you a lawyer?你什么时候是律师?