It was freezing last night, so they had the fire___ all night long.
#91498
A
to burn
B
burned
C
burn
D
burning
推荐题目
It is reported that the bridge ______ last year has been damaged in a terrible flood.
#90714
A
having been completed
B
to be completed
C
completing
D
completed
We usually take turns ______cleaning ,and today it is my turn ____it 
#97241
A
to do; doing
B
doing; doing
C
doing ;to do
D
to do ;to do