题目内容
| 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 |
试题答案
B
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题目内容
| 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 |
试题答案
B