This picture was taken a long time ago.I wonder if you can my father.
A. find out
B. pick out
C. look out
D. speak out
网友回答
A. find out
(答案→)B. pick out
C. look out
D. speak out
解析：find out“(经过调查、取证等)找出，发现”；pick out“识别，认出，挑出”；look out“留神,照料”; speak out“大胆地说,大声地说”。