网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
All flights _________ because of the snowstorm, many passengers could do nothing but take the train.
A) had been canceled B) have been canceled
C) were canceled D) having been canceled
参考答案
更多 “ Allflights_________becauseofthesnowstorm,manypassengerscoulddonothingbuttakethetrain.A)hadbeencanceledB)havebeencanceledC)werecanceledD)havingbeencanceled ” 相关考题
热门标签
最新试卷