题目内容：

The students,( ) at the way the questions were put,didn't know the answers to them.B surprised C
The students,( ) at the way the questions were put,didn't know the answers to them.
B surprised
C their being surprised

优质解答

选B
学生们惊讶于问题被提出的方式,不知该如何回答.

追答：

如果放句首的话Being surprised at the way the questions were put, the students didn't know the answers to them.这样也可以。