sheep是名词，不是动词没有ing形式
英 [ʃiːp]美 [ʃiːp]
羊
词典释义
n.
羊绵羊
变形
名词
复数:sheep
双语例句
全部羊绵羊
1、
The sheep had got out and were loose on the road.
那些羊跑出来在路上自由自在地走动。
《牛津高阶英汉双解词典》
2、
Sheep were grazing in the fields.
羊在野地里吃草。
《牛津高阶英汉双解词典》
3、
The path was no better than a sheep track.
那条小路简直就像是羊肠小道。
《牛津高阶英汉双解词典》
