问题
选择题
When was it ______ you met Yao Ming in the street?
A．as
B．if
C．while
D．that
答案
答案：D
考查it 用法中的强调句式。
搜题请搜索小程序“爱下问搜题”
When was it ______ you met Yao Ming in the street?
A．as
B．if
C．while
D．that
答案：D
考查it 用法中的强调句式。