His wife,（）you met at my house, has gone to Australia. ["that","which","whom","whose"]
（）问题构成了公共问题的基础。 ["政策问题","社会问题","公共问题","个人问题"]
春秋战国时代秦国喜欢任用布衣卿相，什么是“布衣”？
当锅炉燃烧强度未变，而负荷突然增加（） ["产生会升高的虚假水位","水位不变","产生会降低的虚假水位","都有可能"]
（）是社会上绝大多数的人或相当一部分人所遇到的共同的问题 ["政策问题","社会问题","公共问题","个人问题"]
快件的业务方式分为哪几类？
