a pair of trousers前为什么要加pair of呢?可省略吗

a pair of trousers是什么意思 Here___ a pair of trousers a pair of trousers前为什么要加pair of呢?可省略吗 a pair of trousers的中文是什么? 翻译“a pair of blue jeans trousers” have a new pair of trousers made A pair of trousers 作主语算第三人称单数吗?The trousers A pair of shoes 一条裤子是a pair of trousers 还是one trousers trousers视为单数还是复数? I want to buy( ).A a trousers B a pair trousers C a trousers D a pair of trousers选哪个?为什么? Simon dresses up [ ](穿着) a pair of white trousers She is wearing a pair of orange trousers.(often) she wears a pair of trousers.(改一般疑问句) A pair of cotton trousers 算是复数吗 英语判断题：哪个短语是对的1、a pair of new trousers 2、a new pair of trousers My sister has a pair of pink trousers划线在a pair of pink trousers 该如何提问 He wants to buy a (pair) of trousers为什么要选pair That pair of trousers _____ Kate's? This pair of trousers are yours 改错