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,both of whom are teachers.和He has two sons b 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 work as chemists. He has two sons,1.and two of them are teachers.2.two of whom I have two sons,both of whom are doctors.I have two sons ,an She has 2 sons,both of whom are doctors.请问这句话怎么翻译? both of whom 和 two of whom 的区别? Mr.Smith has two __________ ,both of whom are teachers in a Mr. Smith has two ________ , both of whom are teachers in a The old man has two sons,both of who are awlayers翻译