If only I ______ the petrol before we started out. Now I have to push the car to the road side.

A．It inspired the publication of Blue Magazine.
B．It attracts rich people to read.
C．It is intended for American kids.
D．It changed the generation of rock’n’roll.

A．To take the medicine four times a day.
B．To have a rest.
C．To do some exercises.
D．To wash his feet with warm water.