this is his address and post code. 这种表达正确吗?为什么是is?

问题描述:

this is his address and post code. 这种表达正确吗?为什么是is?
那如果说这是史密斯先生和他的太太可以是this is Mr. Smith and Mrs. Smith吗?
那如果说这是史密斯先生和他的太太可以是this is Mr. Smith and Mrs. Smith吗?

注意his 了吗?his 一个词修饰的应该看成一个整体.下面这句应是 This is Mr.Smith and this (that) is Mrs.Smith.