问题
选择题
. How pleased the detective was _____ what his customer told him!
A．hearing
B．heard
C．to hearing
D．to hear
答案
答案：D
搜题请搜索小程序“爱下问搜题”
. How pleased the detective was _____ what his customer told him!
A．hearing
B．heard
C．to hearing
D．to hear
答案：D