How many knifas are there in the box?这个句子哪里错了急!knifas是knifes
问题描述：
How many knifas are there in the box?这个句子哪里错了
急!
knifas是knifes
答
knife的复数是knives
答
knifes错应是knives
答
How many knives are there in the box?
拼写错误
knife 复数要把fe 变成 ves
答
是【小刀】？
knives。