He is a friend of Tom's father

He is a friend of Tom's father He is a friend of_____ A Tom's father's B Tom's father C Fat he is a good friend of of my father's He is a friend of my father正确还是He is a friend of my father's Tom's father is a great .He teaches me music he is a friend of Jim's还是he is a friend of Jim He is a friend of my brother's.和He is a friend of my brother He is Tom's father.怎么问 Jack is _____old friend of my father’s and he is _____ headm Tom is a friend of my father这句话有错吗? The boy is sitting Tom and Tom’s father.A.of B.between C.at Tom's father is a doctor.