Some people fear that air pollution may bring about changes in weather around the world.(2009·江西)
A. /；the
B. the；/
C. an；the
D. the；a
网友回答
(答案→)A. /；the
B. the；/
C. an；the
D. the；a
解析：第一个空后的air pollution是不可数名词，而且是泛指，所以不需要填任何冠词；第二个空后的weather被around the world修饰，所以weather前需要加定冠词the。