1.The children asked their teacher to sing a song for them .
2.The mother told her child to turn off the radio.
3.The dentist asked a patient to open his/her mouth so that he could see the bad teeth clearly.
4.The secretary asked the woman on the phone to hold on for a minute.
5.John asked his classmate to lend him his pen .
6.The teacher told his student to go up to his office.