新概念1中,"Here is your umbrella ang your coat."这句话为什么用"is"而不用"are"?

新概念1中,Here is your umbrella ang your coat.这句话为什么用is而不用are? 新概念英语第一册第三课中这句话--Here is your umbrella and your coat .be动词为何不用are?用is对吗?新概念中有错误吗?有纠正新概念错误的书吗? here is your Here is your here is your book Here is your ticket Here is your letter. is your father here 关于is和are的用法新概念中有这么一句话:Here is your umbrella and your coat.(场景为一个人在cloakroom领物品)英语时尚900句中有:Here are your juice and beer (场景为两个在酒吧,bartender对他们说的话.)为什么 (追加)新概念英语1,把文章中的单数改为复数.原文:My coat ang umbrella please.Here is my ticket.Thank you,sir.Number five.Here's your umbrella and your coat.This is not my umbrella.Sorry,sir.Is this your umbrella?No,it isn't.Is this i Here is your change?还是Here is your changes? Here is your present是什么意思? Here is your bicycle.是什么意思 Here is your password是什么意思 改错:Here your watch is. Is your home far ( ) here? your father is at here Here is your book的陈述句是Here is your book is here.为什么?