题干
Lucy，I can easily ______ your smiling face that the news is good.
A：refer to
B：find out
C：tell by
D：talk about
答案(点此获取答案解析）
C
Lucy，I can easily ______ your smiling face that the news is good.
A：refer to
B：find out
C：tell by
D：talk about
，
，则