—How did she get infected? —She the viruses without any protectionA. exposed toB. had e

—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

A. exposed toB. had exposed to(答案→)C. was exposed toD. been exposed to解析：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。

正好我需要

如以上回答内容为低俗、色情、不良、暴力、侵权、涉及违法等信息，可以点下面链接进行举报！

点此我要举报以上问答信息