—Kate, I don't think we can go to the Palace Museum by bike on time.—You mean it's _______ for us to take a taxi there?
A:important
B:possible
C:necessary
D:difficult
丘吉尔曾这样评价二战中的一次著名战役:“我们不要把这些援救说成是胜利,战争不是靠撤退而赢得的。但是,在这些援救中却孕育着胜利。”你认为这次战役应是