public class Manage

    {

        private readonly IPeople _people;

        //增加了构造函数，参数是IPeople对象

        public Manage(IPeople people)

        {

            _people = people;

        }

        public void Say()

        {

            _people.Say();

        }

        public void Sex()

        {

            _people.Sex();

        }

    }

class Program

    {

        static void Main(string[] args)

        {

            var builder = new ContainerBuilder();//创建容器

            //builder.RegisterType<Manage>();//注册

            builder.Register(x => new Manage(x.Resolve<IPeople>()));//注册

            //builder.RegisterType<ChineseMan>().AsImplementedInterfaces();

            builder.RegisterModule(new ConfigurationSettingsReader("autofac"));//使用config中的配置注册

            using (var container = builder.Build())

            {

                var manager = container.Resolve<Manage>();

                manager.Say();

                manager.Sex();

            }

        }