A.The public telephones often go wrong in malting a long distance call.B.It is not ver
A.The public telephones often go wrong in malting a long distance call.
B.It is not very expensive to make a long distance call on a public telephone.
C.You'll probably not be charged for dialing a wrong number in matting a long distance call.
D.You'd better not make a long distance call on a public telephone for it charges too much.