in a heavy snow, the couple had to walk home, leaving their car behind.
A. Caught
B. Having caught
C. Catching
D. To catch
网友回答
(答案→)A. Caught
B. Having caught
C. Catching
D. To catch
解析：考查非谓语动词。be caught in遭受。在句中作状语，故用过去分词，故选A。句意：遭到大雪，夫妻不得不留下汽车，走回家。