问题描述：
The village seemed deserted,the only sign of life________an ugly-looking goat tied to a tree in a field nearby．
A.is B.being C.was D.be
being在句子中作什么成分?
A.is B.being C.was D.be
being在句子中作什么成分?
问题解答：
我来补答展开全文阅读