早教吧作业答案频道 -->英语-->
This pair of shoes cost为什么不加s?
题目详情
This pair of shoes cost
为什么不加s?
为什么不加s?
▼优质解答
答案和解析
这个cost是过去式,cost的过去式和过去分词都是他本身
看了 This pair of s...的网友还看了以下：
为什么CH3COCOOCH3不属于酯类?我是这么写的：OO////CH3—C—O—C—O—CH3为 2020-05-14 …
Then he pick the little girl up and set her feet 2020-05-14 …
Thirty dollars___ enough for this pair of shoes.A 2020-05-16 …
This pair of shoes cost为什么不加s? 2020-05-16 …
C-C与C=C是键长相等还是不等哈,键长等不等能证明什么吗 比如说为什么甲烷的四个碳氢键的键长相等 2020-05-16 …
I have no idea what size shoes she wears 为什么size 2020-05-16 …
a pair of shoes 中new加那a pair of new shoes还是a new 2020-05-16 …
his shoes were worn out.He wanted to buy a new___ 2020-05-16 …
答案为什么是C?shoes不是不可数名词吗,be动词应该用is啊?Ihaveshoes.veryn 2020-06-08 …
在（）中,a和b成正比例c/a=b（c一定,a不等于0）ab=c（c一定,a,b不为0）a/b=c 2020-06-14 …