The ship is made in a company located in Qingdao.
The ship is made in a company located in Qingdao.
这艘船是在位于青岛的一家公司制造的。
His new suit is made out of his father's old ciothes.
他的新衣服是用他父亲的旧衣服改成的。
为什么这两句要用is？为什么不用was?