He is heavily insured against death.他给自己投了巨额的人身保险

今天的几个句子是有关保险的：1.It turned out he had not insured the house sufficiently. 原来他没有给房屋投足保险。2.How much will it cost to insure the building against fire? 给这幢房子投火灾保险需要多少钱？3.I assured myself against losses. 我投了一切损失的保险。