问题
选择题
—Are these your sheep ?
—No. Mine _____ on grass at the foot of the hill.
A.are feeding
B.feed
C.is fed
D.is feeding
答案
答案:A
A mine指my sheep 为复数形式。是主动语态。
—Are these your sheep ?
—No. Mine _____ on grass at the foot of the hill.
A.are feeding
B.feed
C.is fed
D.is feeding
答案:A
A mine指my sheep 为复数形式。是主动语态。