A Ghanaian man in Africa, who once made glass jewelry (珠宝), is now focusing on more than _________. The glass artist is reducing glass waste and helping his country both economically and _________.

Tetteh got to _________ the art of glass blowing (吹制) during a visit to Europe in 2012, then he became the nation’s only professional glass blower. Later, the beautifully-colored, artistic flower holders or water carriers really _________ him.

Why not _________ more Ghanaian people to make art pieces from glass? With efforts, Tetteh set up his own workplaces in Ghana where, every day, they _________ broken glass from waste centers and turns it into _________ for family use and decoration. Largely _________, after all, Ghana buys about $300 million yearly worth of glass and pottery from other countries.

Tetteh melts the _________ glass from old televisions or bottles and turns the old glass into hot liquid. Using a long pole to remove a ball of melted glass, he starts working to ____________ the glass into colorful items people can use again. Actually, In the past ten years, Tetteh’s ____________ has not only saved the country a lot of money but got the country ____________.

Tetteh, now 44, loves what he is doing. “Glass is my ____________, but Ghana is my heart,” he laughed, ____________ to do something for his country ____________.

After trying to convince members of his community to pick up trash, an Indonesian man put on a superhero outfit (服装). 36-year-old Rudi Hartono, a cafe worker from Pare-Pare, South Sulawesi, had long been trying to_________people of his small coastal community to keep their home clean by picking up trash on streets and beaches, but had little _________.

He put on a Spiderman suit just to _________his nephew, but he found that people started to take notice of him. “At first, I did the same _________without wearing this costume and it did not attract the public's _________to joining and helping pick up trash,” said the 36-year-old Hartono. “After wearing this costume, it turns out_________.”

Rudi bought the Spiderman costume in 2018, _________a way to entertain his 2-year-old nephew, but his nephew only got _________and started crying whenever he saw Rudi _________as the popular superhero, so the costume was ____________for about a year. Then, one day, he ____________got the idea to put it on before cleaning trash, and the ____________from the community made him excited.

People who had ____________ignored him when he was cleaning streets and beaches of plastic trash as a normal man, started ____________his example when they saw him dressed as Spiderman. The effect was so ____________that he took to Facebook and made a video dressed as the Marvel superhero, inviting more people to ____________against littering and pollution.

Despite only putting on the Spiderman for only a few months, Rudi has got many awards and become an important ____________in the local community. He has also ____________in national newspapers, and on several national television shows, ____________these opportunities to appeal to people to do ____________part in keeping the Earth clean.

On Friday, March 15, 2019, hundreds of thousands of kids from over 80 countries skipped and took to the streets. However, the __ strike is not a protest against too much _____ or long school hours, but to __ government officials to take immediate action against climate change.

The worldwide youth environment movement _____ a teenager—16-year-old Greta Thunberg. The Swedish girl was first ____ to climate change when she was just eight years old. Her teachers showed her films of floating plastics in the ocean. __ polar bears and so on. She cried ____ all the films. Those pictures were __ in her head and she decided to take action. Over the next few years, the girl convinced her parents to ___their carbon footprint. Her mother, a world-famous singer, stopped __ even though it severely impacted her ___   In 2018, the young girl decided to take her __ to a national level. She organized a strike to increase climate change ______ From August 20, 2018 to September 9, 2018, Greta __ school and spent the days sitting outside the government building in central Stockholm. On the first day, she sat alone. And then on the second day, people started ____ her. After that, there were people there all the time. Greta now __ every Friday protesting outside the government building. She plans on continuing this until the Swedish government __ the environmental policies according to the Paris Climate Agreement. The girl has also become the __ face of the environmental debate. She has had meetings to __   climate change with several leaders, including French President Emmanuel Macron. The teenager's movement has also inspired kids and teenagers worldwide to take up the ____ and finally led to the international protest on March 15,2019.