问题
选择题
—Do you know when we can go back home?
—Sorry, I don’t. Because of the heavy snow storm, highways have been blocked and flights have been __________.
A．put up
B．put off
C．taken off
D．taken up
答案
答案：B
题目分析：句意：——你知道我们什么时候回家？——对不起，我不知道。因为暴风雪，高速公路已经被堵塞，航班已被推迟。A. put up 举起；B. put off 推迟，延误；C. taken off 脱下，起飞；D. taken up占据。根据Because of the heavy snow storm,可知因为暴风雪航班被延误，推迟。故选B。