(2013·山西四校二模)Studies show that students often ________ to too much pressure tend to develop mental problems.
#89073
A
exposing
B
being exposed
C
to expose
D
exposed
推荐题目
 Mary came in , _____ by her dog. 
#96539
A
following
B
to follow
C
followed
D
to be followed
Would you please tell me the quickest way           English well?
#94328
A
to learn
B
A or D
C
how to learn
D
of learning