I am looking forward to( )your letter.A recive B receiving c received选哪一个我觉得我选B Can you sure?

问题描述:

I am looking forward to( )your letter.A recive B receiving c received
选哪一个我觉得我选B Can you sure?

look forward +doing
B

B..receiving lokking forward to doing

当然是B.
look forward to +动词ing

应该选A,to后面加原型