问题
选择题
He is seriously ill. His doctor said he is ___ of death.
A．at the edge
B．on the edge
C．at edge
D．on edge
答案
答案：B
搜题请搜索小程序“爱下问搜题”
He is seriously ill. His doctor said he is ___ of death.
A．at the edge
B．on the edge
C．at edge
D．on edge
答案：B