All flights _____because of the snowstorm，we decided to take the train instead.
#91303
A
were canceled
B
had been canceled
C
having canceled
D
having been canceled
推荐题目
John slept late quite often and his frequent lateness for work led to .
#91471
A
him to be fired
B
fire him
C
him having fired
D
his being fired
____ the temperature down day by day, the leaves are turning yellow.
#91082
A
For
B
With
C
Because
D
As
In winter, it is dangerous to go to school with snow ______the ground.
#91031
A
cover
B
to cover
C
covering
D
covered
With all the books he was interested in _______, he left the library and went back to his dorm.
#91240
A
borrowed
B
borrowing
C
to borrow
D
borrow
With so many people ______ in the mine(矿), none of the rescue workers would stop to have a rest.
#91482
A
being buried
B
to bury
C
buried
D
to be buried