单选题

What we consider a luxury at one time frequently becomes a ______, many families find that ownership of two cars is indispensable.
A. fashion B. necessity C. proclivity D. nuisance
【正确答案】 B
【答案解析】句意：我们在一段时间里觉得是奢侈品的东西很快就变成了生活必需品，现在很多家庭都发现同时拥有两辆车是必不可少的。necessity必需品；fashion时尚；proclivity倾向；nuisance讨厌的人或东西。