A.He is a friend of the woman.
B.He is the woman' s ex-husband.
C.It is a lovely dog.
D.He is a tenant.
A.Mother and son.
B.Teacher and student.
C.Landlady and tenant.
D.Sister and brother.
A.The boy' s parents.
B.The boy' s summer holiday.
C.The boy' s study.
D.An illness.