1, where he (ply) => does he ply
(-) He doesn't fly
(?) Does he fly?
2,my father (listen) to the radio => listens
(-) My father doesn't listen to the radio
(?) Does your father listen to the radio?
3,she (have ) dinner in the kitchen => has
(-) She doesn't have dinner in the kitchen
(?) Does she have dinner in the kitchen?
4,Mr.nam (not work) at the school => doesn't work
(-) Mr.Nam works at the school
(?) Does Mr.Nam work at the school?
5,students (be) in the class => are
(-) Students aren't in the class
(?) Are students in the class?
6,The chidren (play) in the prank => play
(-) The children don't play in the park
(?) Do the children play in the park?
7,I often (read) book => read
(-) I don\t often read book 
(?) Do you often read book?