问题
选择题
Air quality in Beijing was rated as poor______ more than 5 million cars in the capital.
A．except for
B．regardless of
C．due to
D．in spite of
答案
C
题目分析：句意：北京的空气质量被认为很差因为在首都有五百多万量汽车。except for除了； regardless of不管；due to因为；in spite of尽管。结合句意选C。
考点: 考查介词短语的用法。