what colour------the socks?-------white a.are;it s b.is;they re c.are; they re 横线上该填哪个

问题描述:

what colour------the socks?-------white a.are;it s b.is;they re c.are; they re 横线上该填哪个

C are , They're

c
socks是复数,用are,下面的代词用they