of whom用法i sent invvitations to 80 people,of whom only 20 ha

of whom用法i sent invvitations to 80 people,of whom only 20 ha I sent invitations to 60 people,______have replied.A.of whom of和whom的用法, of whom 的用法是? 英语翻译I don't think the number of the people to whom this happ whom定语从句用法he is the only one for whom I have my most respect 定语从句里whose 、of which、of whom 的用法 定语从句of which,of whom,whose的用法 ​ many of whom, whom of those many of whom LiPing is the only one of the students whom i think_____fit