"Do you have a driver's license?" she asked

A. He asked me what I am doing now.                           

B. He asked me what you were doing now.

A. She asked me how long I had been working at my present job.

B. She asked me how long had I been working at my present job.

C. She asked me how long I have been working at my present job.

A. He asked me where could he buy a phone card in that city?

B. He asked me where he could buy a phone card in that city?

C. He asked me where I could buy a phone card in that city?

A. He asked me can you lend him some money?

B. He asked me could you lend him some money?

C. He asked me if I can lend him some money?

A. Miss White told him why was he so late and did your car have a flat tire.

B. Miss White asked him why was he so late and did your car has a flat tire.

C. Miss White asked him why he was so late and if your car have a flat tire.

A. She wanted to know what I do in my spare time.

B. She wanted to know what I did in my spare time.

C. She wanted to know what did I do in my spare time.