问题
选择题
—How did she get infected?
—She _______ the viruses without any protection.
A.exposed to
B.had exposed to
C.was exposed to
D.been exposed to
答案
答案:C
题目分析:考察固定搭配。固定搭配expose sb to sth使某人暴露在….之下;接触….;转换为be exposed to…接触…;句义:—她是怎么被感染的?—没有任何保护就直接接触了病毒。故C正确。