问题
选择题
_________ the wind and the sun, the color on the board gradually ran.
A．Being exposed to
B．Having exposed
C．Exposing
D．Exposed to
答案
答案：D
考查过去分词做状语，the color和expose是被动关系，用过去分词做状语，句意是：如果暴露于阳光和风里，颜色会逐渐退掉的。选D。