问题
选择题
-- What made your skin look so terrible?
--_______ to the sunlight for a long time.
A．Because it was exposed
B．After being exposed
C．Being exposed
D．Exposed
答案
答案：C
题目分析：句意：--什么使你的皮肤这么糟糕？--很长时间暴露于阳光。因为是对what的回答，也就是主语，所以用动名词做主语，因为“暴露于”是be exposed to sth，所以是be动词的动名词，选C。