问题
选择题
Due to the policy of free highway fees on major holidays, too many passenger cars are trapped on the highways, causing heavy traffic jams, some even _______ for several hours.
A．held up
B．broken up
C．taken up
D．given up
答案
答案：A
题目分析：考查动词短语的区别。A 举起，支持，阻拦，使停滞；B 分解，解散； C 占据时间、空间，从事； D 放弃；根据题干：由于高速路在主要假期免费通行的政策，太多的轿车被困在路上，引起了严重的交通堵塞，一些汽车甚至停滞了几个小时。故A正确。