long enough to have a job, I would choose to be a doctor,        hose AIDS patients．

    A．Had I lived, helping     B．If I should live, help

    C．Were I to live, helping D．If I would live, helping

        long enough to have a job, I would choose to be a doctor,        hose AIDS patients．

    A．Had I lived, helping     B．If I should live, help

    C．Were I to live, helping D．If I would live, helping

If I         long enough to have a job, I would choose to be a doctor,       those AIDS patients．

A．had lived; helping               B．should live; help     

C．were to live; helping            D．should have lived; help   

If I _______ long enough to have a job, I _______ choose to be a doctor, helping these AIDS patients.

1. A.
   were to live; would
2. B.
   had lived; would
3. C.
   should live; would have
4. D.
   lived; would have