1.He had a lot of friends,only a few of____invited to his we
1.He had a lot of friends,only a few of____invited to his wedding.A;whom Bthem; C;which D;who
Mr Smith has 2 sons ,one of____working as a bus driver now
A.who B,whom c,them D,whose
这两题选什么?为什么?有什么语法点吗?