what___（size）are your feet 是size 还是sizes

what___（size）are your feet 是size 还是sizes 是in different size 还是sizes? What size are your feet?I_____ What size还是what sizes what's your size 换一种说法 what size are you fit?what sizes are ()are your feet?I am size eight.a:what.b:how big.c:what size 1：how （ ） are your feet 2：I wear size 14. what size are your ( ) What size are your“ ”（脚） Tom? What size are your ()(foot)? size与sizes的意思 英语翻译how big are your feet?I wear size 17.I wear size16.how l