They are talking excitedly about the writers and their books ________ interest them.

A．who                              B．whom                    C．that                      D．Which

She still remembers the things and persons          they talked about last year.

A．who             B．whom            C．which            D．that

They talked about the persons and things ______ they remembered at school.

A．which            B．who              C．that              D．whom

I am going to meet Tom __________ they say is a good boy.

A．who                                 B．whom

C．whose                                D．which

Those _______ suffer from headache will find they get relief from this medicine.

A．that              B．who              C．which            D．whom