定语从句 39.Can you tell me the name of the patient _____ you pa

定语从句 39.Can you tell me the name of the patient _____ you paid a visit last week?
) 39.Can you tell me the name of the patient _____ you paid a visit last week?A.whom B.who C./ D.to whom ( ) 40.All of the plants now raised on farms have been developed from plants _____ wild.A.once they grew B.that once grew C.once grew D.they grew once