题目内容：

为什么选 c
He invited all of his ______ to join his wedding party 浏览次数：73次悬赏分：0 | 提问时间：2011-6-8 22:47 | 提问者：虾虾好
A.comrade-in-arms
B.comrades-in-arms
C.comrades-in-arm
D.comrade-in-arm

优质解答

B