The ____on the hill are theirs .They feed ____very well.A.sheeps.theirs B.sheep.them C.sheeps.their B.sheep.they

问题描述:

The ____on the hill are theirs .They feed ____very well.
A.sheeps.theirs B.sheep.them C.sheeps.their B.sheep.they

B.sheep.them

B sheep是单复数同行 所以不用+S