Some people believe that smoking may （）one’s life. Not only cancer, but also heart and lung diseases are related with smoking.
A、
enlarge
B、
increase
C、
brighten
D、
shorten
【正确答案】：D
【题目解析】：
有些人认为吸烟会缩短寿命。不仅癌症，而且心肺疾病都与吸烟有关。shorten缩短，符合句意。enlarge扩大；increase增加；brighten照亮。
