a frog has four feet,three frogs have twelve feet.为什么have,has这样填?

a frog has four feet,three frogs have twelve feet.为什么have,has这样填? A panda has four ------- A feets B foot C foots D feet The deer has four( ).括号里应填A.foot B.feet C.feets D.foots The pig has four .A.foot B.feet C.foots参考： A frog ( ) feet.Three frogs ( )twelve feet空格里填什么啊.拜托了!亲们! A cat have four feet.改错 四年级英语智力题What has four feet sitting on four feet waiting for four feet?The first four feet stands for(指代）__________(用英语回答）The second four feet stands for(指代）__________(用英语回答）The third four feet I have four feet 翻译I'm about four and a half feet tall. A dog has four foot . A dog has four f___ A hourse has four f___ . A hores has four f___ 为什么It's a four-foot-long box.=The box is four feet long.主要在four-foot和four feet上 A man has two feet;dogs have four feet. 人有两只脚,狗有四只脚. dog为什么用复数啊?一个狗是4只脚,复数就不是4只脚了啊 what has two head；six feet,one tail,and four ears? he has （ ） a house中间填a.four-bedroomsb.four-bedroomc.four bedroomd.four bedrooms Sheep have four feet 改错