问题
选择题
To their great fear, they found _______ in the heaviest snowfall they had ever had.
A．they were catching
B．themselves caught
C．they had caught
D．themselves catching
答案
B
本题考查非谓语动词的用法。根据句型结构以及句子对语态的要求，此处用过去分词短语作宾语补足语，构成find oneself done，表示“发现自己被……”；另外be caught in也是固定用法，表示“遭遇”。