Thewholevillagehasbeenworkingdayandnightgatheringandthreshingthisyear'scropbeforeth请问这句话的gathering和threshing是现在分词作伴随状语吗?还是别的什么作用,请英语高手帮我解析下

　　Thewholevillagehasbeenworkingdayandnightgatheringandthreshingthisyear'scropbeforeth

　　请问这句话的gathering和threshing是现在分词作伴随状语吗?还是别的什么作用,请英语高手帮我解析下