To their great fear, they found _______ in the heaviest snowfall they had ever hadA.they were catchingB.themselves caughtC.they had caughtD.themselves catching
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B解析试题分析：考查find后跟宾补的结构。A、C是宾语从句，they和catch是动宾关系，应该用被动，排除A、C；find sb+doing/ done/adj作宾补，发现某人......。they和catch是动宾关系，排除D。故选B。考点：考查find后跟宾补