To our surprise, the missing suitcase , pletely empty, near our office building the next morning.
A. found out
B. turned up
C. got back
D. e from
网友回答
A. found out
(答案→)B. turned up
C. got back
D. e from
解析：考查词组：A. found out弄清，查明，B. turned up出现，露面，C. got back回来，D. e from来自，句意：使我们惊讶的是，失踪的箱子第二天早上在我们办公楼附近出现了，是空的。选B。