He ______ the math problem, his classmates wanted to help him out.
#73365
A
sticking over
B
stuck
C
stuck with
D
sticking
推荐题目
It _______to John that he had left the door unlocked.
#72520
A
ppened
B
ccurred
C
truck
D
ook place
 Mary devoted her life       the sick.
#68321
A
to care for
B
caring for
C
to caring for
D
to have cared for
 In recent years, laws have been passed to stop wild animals from _______.
#64397
A
killing
B
to be killed
C
being killed
D
having killed