1.the policeman said to me:"do you know the traffic laws?"
=>the policeman asked me if I knew the traffic laws
2.she said :"will we go for a walk after dinner?"
=>She asked me if they would go for a walk after dinner
3.he said :"are you doing your homework in your room?"
=>He asked me if I was doing my homework in my room
4.she said to me:"have you been to california?"
=She asked me if I had been to california
5."will you make a trip if you finish the exam?"he said to me
=>He asked me if I would make a trip if I finished the exam
6.the police asked :"do you have driving license,tom?"
=>the police asked Tom if he had driving license
7."have you ever met mr powwell?"mr pike said to me
=> Mr pike asked me if I had never met mr powwell
8."does jim know what he's doing?"iwonder
=>I wanted to know if Jim knew what he was doing
9."do you understand what i have said?"he asked me
=>he asked me if I undertood what he had said
10. he said "were the exercises given by mr son difficult?"
=>He asked me if the exercises had given by mr son difficult