The trip was hard at first. But it was smooth_____ . 
#27214
A
at the end
B
in the end
C
of the end
D
by the end
推荐题目
Don’t laugh at people who are ______.
#26160
A
in troubles
B
in a trouble
C
in trouble
D
in many troubles
____ the fog, we should have reached our school in time.  
#27062
A
But for
B
Due to
C
In case of  
D
In spite of