______around the university, we then were taken to a building, ______ many scientists worked.
#91693
A
Showing; where
B
Having been shown; where
C
Having shown; which
D
Being shown; that
推荐题目
 The composers soon began to write musical dramas about Bible stories ______ in church.
#98725
A
to perform
B
performing
C
to be performed
D
be performed
He reached the station _____ only _____ that the train had just left. 
#98773
A
tired;learned
B
tiring;learning
C
to tire;to learn
D
tired;to learn