题目内容：

阅读下面材料，在空白处填写1个适当的单词或括号内单词的正确形式。

Olympic and Paralympic medals for the Tokyo 2020 Games will be made from recycled mobile phones donated by the public.

Olympic host cities have 1. (tradition) obtained the metal from mining firms. But Japan, 2. lacks its own mineral resources, is keen on taking the theme of a sustainable future a step 3. (far).

“A project which allows the people of Japan 4. (participate) in creating the medals is really good, and helps raise the environmental awareness of our citizens,” said Tokyo 2020 sports 5. (direct) Koji Murofushi. “6. the resources of our earth are limited, we need to recycle more and avoid waste. This program is setting an example.”

Collection boxes have been placed in local offices and telecom stores and they will remain there until the metal required 7. (collect).

Members of the organizing committee put forward the idea to government officials and companies earlier this year and won their support.

As a result, the medals hanging around Olympic winners’ necks will carry even more meaning 8. usual. People’s personal memories, once 9. (store) in their smart phones and other handheld devices, will take the round shape of an Olympic medal, one of the most precious 10. (prize) in sport.