brother brothers brother's brothers' 这四个词

brother brothers brother's brothers' 这四个词 brother's 与brothers' 的区别 brothers 兄弟 brother Whose coat is it?It's my___.A.brother B.brother's C.brothers He hasn't any brothers.着里brother到底加不加s Tom's watch is the same as his____.A.brother B.brothers C.br these aren't their brothers改为单数句 jack is my brother's good f any后名词加s吗如Do you have any brother还是brothers? brothers-in-law和brother-in-laws这两复合词的复数哪个对? twin brothers为什么brother变复数而twin不变 my brother is tall.her brothers are tall too. These are your brothers.否定句 __ __your brother.