问题
选择题
This problem is ______ difficult __________.
A．so; that few of us can do
B．so; that few of us can do it
C．too; for anyone of us to do
D．too; for anyone of us to do it
答案
答案：B
本题考查so…that…的用法。anyone 不与of连用；选项A that few of us can do中do没有宾语。