All flights ______because of the heavy fog, we had to decide to take the train.A.were canc
All flights ______because of the heavy fog, we had to decide to take the train.
A.were canceled
B.having canceled
C.having been canceled
D.have been canceled
All flights ______because of the heavy fog, we had to decide to take the train.
A.were canceled
B.having canceled
C.having been canceled
D.have been canceled
第1题
All flights ____________________(被取消了) because of the terrible weather, they had to go there by train.
第3题
All flights __________(由于暴雪而被取消), many passengers could do nothing but take the train.
第4题
第5题
A) having been canceled
B) had been canceled
C) having canceled
D) were canceled
第6题
A later winter storm is occurring in the Northwest in Mid-Atlantic.
A.正确
B.错误
第7题
The fourth paragraph of the text implies that________
[ A] all the flights in European countries are cancelled because of volcano eruption.
[B] Things are closely related to each other.
[ C] because of vocalnic eruption, fewer tourists visit restaurants which leads to food cor-ruption.
[ D] factories are the biggest victims of volcano eruption.
第8题
Which of the following statements is NOT true of "free flight"?
A.Commercial aircraft is guided by GPS.
B.Civilian aircraft are free to move over all territories.
C.Cargo carders no longer collide with one another.
D.Passenger flights are safe to fly with military aircrafts.
第9题
A) had been canceled
B) have been canceled
C) were canceled
D) having been canceled