听写填空,只写填空内容,不抄全文,3-5个句子,不用写标号,注意标点~

By 2050, more than one in five of the 9 billion people on Earth will be over the age of 60, according to a U.N. report.

Hania Zlotnik: [---1---]

You're listening to Hania Zlotnik, director of the UN Population Division. [---2---]

Hania Zlotnik: [---3---]

[---4---]

Hania Zlotnik: But it's also important, the economic system allows them to save over their working life enough so at some point they are able to stop working as hard as they used to, or maybe just stop working at all.

[---5---]

Hania Zlotnik: So we have to see aging of the population as the greatest success of humanity and ensuring its sustainability.

E&S is a clear voice for science.

【视听版科学小组荣誉出品】
The population 60 and over in developing countries is going to almost triple, and in the whole world also is going to slightly more than triple in the coming four decades. She talked about the challenge of adapting to an aging population. The main concern that everyone is talking about is not so much just societal adaptation, but the economic adaptation. Zlotnik said people are staying healthier and living longer, and it's expected that older people will remain in the workforce. But despite the challenges, she sees the aging of the population as an encouraging sign that people are having fewer children.