问题
选择题
The old man used to raise many ________ to make a living on the farm.
A．duck
B．horse
C．bird
D．sheep
答案
答案：D
many修饰可数名词的复数形式，而duck-ducks/ horse-horses/ bird-birds，只有sheep是单复数同形的
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The old man used to raise many ________ to make a living on the farm.
A．duck
B．horse
C．bird
D．sheep
答案：D
many修饰可数名词的复数形式，而duck-ducks/ horse-horses/ bird-birds，只有sheep是单复数同形的