Around the country, apps     1    connect customers to businesses with leftover food have begun to spread. The concept is simple: Restaurants and grocery stores throw away huge     2     (amount) of food every day. Rather than trash it, apps like Too Good To Go and Flashfood help businesses sell it     3    a reduced price. They claim that the businesses and buyers are helping the environment     4    the food would otherwise become food waste, a big contributor to climate change. Food production     5     (it) is a major contributor to greenhouse gas emissions,     6     (account) for between a quarter and     7    third of global emissions. Each step of the process — growing, harvesting, moving, processing, packaging, storing and preparing food —    8     (release) carbon dioxide, methane and other planet-warming gases. When the food     9     (waste), so are all those emissions. In addition, once unused food reaches landfills, it breaks down and releases more methane. In the United States, customers in 12 cities can browse restaurants and stores, then reserve “surprise bags” that typically cost about $4 to $6 and contain food that would have been     10     (origin) priced at roughly three times that amount.

Want a breath of fresh air? Well, here’s a solution. Some villagers are selling bags     1    (fill)with local fresh air to tourists for 10-30 yuan in Lianshan Mountain, South China’s Guangdong Province. Lianshan Mountain has the     2    (large)forest coverage in Guangdong.     3    (make)their sales pitch(推销商品的言辞)right, they have come up with     4     slogans as “buying air equals buying health” and “enjoying the air free     5     industrial pollution”.

But tourists’     6    (reaction)to the idea are different. Some find it funny, some are curious about it and others bargain with the villagers and then carry the bags all the way to their homes in cities.

Villager Zhi Chenglin     7    (be)the initiator(发起人)of the “fresh air” plan. He used to work in Guangzhou, Guangdong’s capital, but     8    (return)to his hometown to escape the bad air quality three years ago.

Zhi says he hopes the idea will remind urban residents of the importance of environmental protection.     9    (actual), Zhi is not the first one     10     wants to sell fresh air.

Every day we use energy. We use it for cooking, for heating and for lighting our cities. The energy comes from many different     1     (source). It can come from the sun, wind and water, but the energy we depend on the most comes from deep inside the Earth. These include coal, oil, and natural gas.

These fuels come from the remains of plants and animals. It takes millions of years     2     (make) them. However, with the world’s population     3    (grow), more and more of these fuels are dug up from the ground. Yet these fuels are non-renewable. When they     4    (use) up, they will be gone forever.

We need to have a strong sense of     5    (responsible) and it’s high time for us to think about     6     we can help save energy and preserve these fuels.

What about turning off anything     7     (electricity) we are not using? That’s a start! We can also recycle things such as newspapers, cans, bottles, and plastic—including plastic bags. Plastic bags start out as either oil     8     coal, and one big city can use millions of plastic bags in a year. When we use recycled things, it takes less energy     9     making something new.

Cars consume a lot of fuel, but there     10     (be) a variety of measures that car owners can take to preserve fuel. Try asking your family whether we can take a bus or walk instead of using the car.

China will closely track     1     assess the impacts of Japan's "extremely selfish and     2    (responsible) " plan to discharge nuclear-contaminated water into the ocean, the National Nuclear Security Administration said.

Japan's plan prioritizes its own interests     3     the long-term well-being of humanity, the administration said in     4     media release on Thursday, the same day that Japan is set to start releasing     5     (treat) radioactive water into the Pacific Ocean     6     part of its plan to decommission the crippled Fukushima Daiichi Nuclear Power Plant.

Japanese Prime Minister Fumio Kishida     7     (give) the final go-ahead for the plan to gradually release more     8    1 million metric tons of radioactive water from the plant into the ocean at a Cabinet meeting on Tuesday.

"We urge the Japanese government to listen to the voice of the international community and     9     (effective) dispose of the nuclear-contaminated water in a     10     (science), safe and transparent manner under strict international supervision," the administration said.