It’s their duty for the soldiers          our country          our enemies.
#93133
A
to prevent; from
B
to keep; from
C
to protect; from
D
to defend; with
推荐题目
The storm left ,_______ a lot of damage to this area .
#98956
A
caused
B
to have caused
C
to cause
D
having caused
The bank is reported in the local newspaper,     in broad daylight yesterday.
#94763
A
being robbed
B
having been robbed
C
to have been robbed
D
robbed
As we drew closer, I could see a whale      by a pack of about six other killers.
#95008
A
attacked
B
to be attacked
C
having been attacked
D
being attacked