He has two sons,both of whom are teachers.和He has two sons b

He has two sons,both of whom are teachers.和He has two sons b He has two sons,1.and two of them are teachers.2.two of whom He has two sons,both of whom work as chemists. 1 .He has two sons.Both of 应该填whom还是who are teachers .2.He h He has two sons,both of whom are workers.此句中whom可以换成who和whic He has two sons,both of whom are workers.此句中whom可以换成them吗? he has two sons and both are teachers这句话对吗? He has two sons；both of （）Walk as chemicals.括号中 He has two sons,and ( ) are collage students. I have two sons,both of whom are doctors.I have two sons ,an He has two sons,who in the same company He has two sons who He has two sons,one______is doctor.A.OF them B.of that C.of