your uncle是单数还是复数

your uncle是单数还是复数 your family是复数还是单数 your counsin是单数还是复数? your parents是单数还是复数,your parent呢? 单数变复数Is your uncle behind the armchair? your classmate是单数还是复数?为什么?如题 here _______(be)your glassesglasses是单数还是复数? Parents是单数还是复数是单数还是复数(简练) ''people''是复数还是单数? clothes是单数还是复数? weather是单数还是复数 chocolate是单数还是复数? family是单数还是复数 people是复数还是单数? people是单数还是复数? milk是单数还是复数 hamburger是单数还是复数? half是单数还是复数