北京月新大厦施工工地地下室防水卷材突然起火。刚好路过现场的北京市第33中学高一学生徐宏源临危不惧，沉着冷静地先拨119报火警；在发觉现场车多人密的情况下，为防止消防车受阻，他立即向交警通报火情，使现场附近的交通及时得到控制；同时，他找到工地筹建处甲方索要图纸，协助消防队指挥员了解工地布局，争取了救火时间。此外，他还在现场有条不紊地参与指挥救助烧伤人员的行动。在整个过程中，他充分运用了自己所学的知识，既保证了救火和救助活动的顺利进行，也有效地保证了自身的安全。

阅读短文，下列问题

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    My grandfatherJack is 96 years old,and he has had an interesting life.He has travelled a lot in his life in the Far East.He visited the Taj Mahal in India and the Pyramids in Egypt.He hunted （狩猎） lions in Africa, and rode a camel in the Sahara Desert.He says the most beautiful place he has travelled to is Kathmandu in Nepal.

    Jack has married twice. His first wife died when she was32.He met his second wife Maria while he was cycling round France.They have been married for 50 years,and they have lived happily in a small village since they got married.

    Jack says that he has never been ill in his life.The secret of good health,according to my grandfather,is exercise. He goes swimming every morning.He has done this since he was a boy.He also has a glass of wine every night！Perhaps that is his secret！