试题题干
“Now a pink slip, a bad diagnosis, or a disappearing spouse can reduce a family from solidly middle class to newly poor in a few months.” 这句话的主语是（ ）
参考答案
正确答案：
试题解析
Now a pink slip, a bad diagnosis, or a disappearing spouse can reduce a family from solidly middle class to newly poor in a few months.
句意为：现在，一张解雇通知书，一个糟糕的诊断，或者一个失踪的配偶，都能在几个月内把一个稳固的中产阶级家庭变成一个新的贫困家庭。
故本句的主语为a pink slip、a bad diagnosis、a disappearing spouse。
所以本题选ABC。