问题
选择题
______ to sunlight for too much time will do harm to one’s skin.
A．After exposed
B．If exposing
C．Having exposed
D．Being exposed
答案
答案：D
题目分析：考查非谓语动词。句中考查动名词短语作主语，be exposed to暴露在…..。句意：在阳光下暴露太长的时间将对一个人的皮肤有害。故D正确。