are () your cousins.NO,l don't know ( ) 是选them,they吗?

问题描述:

are () your cousins.NO,l don't know ( ) 是选them,they吗?

正确答案:Are (they ) your cousins.NO,l don't know ( them ).
are + 主语...所以用主格they
know 动词后跟宾格,所以用them
不明白的再问哟,请及时采纳,多谢