Five plus two is seven.这句话对么?如果对,那么plus和is 岂不是都是动词了么?

Five plus two is seven.这句话对么?如果对,那么plus和is 岂不是都是动词了么? Seven plus two is nine(对 nine部分提问) what is two plus five 同义句 Four plus five is nine. Two plus five equals seven 同义句转换 Four plus five is nine.(对nine进行提问) 一道英语智力测试Four plus 3 plus five is FIVE PLUS TOW MAKE SEVEN seven plus eight that is fifteen意思 One plus five is nine.Why?有人愿意帮忙么? How m_____ is five plus nine? five plus two啥意思