Yang He, a 64-year-old man from Yichang, Hubei, has observed the changes in finless porpoises (江豚) population with his camera for six years. As a(n) _________ of the finless porpoise, he has taken more than 100,000 photos of them so far.

Every day, Yang wakes up early and drives to the _________ of the Yangtze River. He waits _________ there for hours for finless porpoises to capture (捕捉) their _________ with his camera. Yang _________ finless porpoises very well. They are just like his children. As soon as one of them comes out from the water, he can tell which family it _________ .

The Yangtze finless porpoise is so _________ to the Yangtze River that any change in the health of its living environment can support or _________ its survival. “When I was a teenager, I could see many finless porpoises. I would often observe them _________ boats in the river,” Yang says. “But __________ human activities, finless porpoises became fewer.”

However, the situation has changed as __________ measures have been taken to protect the species. In 2017, Yang was __________ enough to take a photo of a finless porpoise after a long waiting. In 2019, he was able to take more photos, including images of the porpoises __________ fish near the riverbank.

Thanks to his camera, he once discovered and __________ a porpoise whose tail became entangled (缠住) with a rope. “I will make it my life’s work to __________ this amazing creature.” Yang says.

Explorer Lucy Shepherd and her team completed a 253-mile walk across the Amazon’s Kanuku Mountains in 50 days.

She said she _______ deadly snakes and groups of wasps (黄蜂) and had to climb a tree to _______ a herd of wild boars (野猪). “I’m exhausted but excited,” she said.

Ms. Shepherd _______ the challenge in the hope of highlighting the ongoing deforestation (滥伐森林) of the Amazon and the _______ to protect wildlife areas.

For 17 days of the mission the group travelled without seeing _______, due to the thickness of the jungle’s covering. Once they were left holding their backpacks to stay afloat (漂浮) as their boat _______ in the strong rapids of the river. Ms Shepherd said she did not have accurate maps to _______.

“It was a _______ but unbelievably rewarding journey and to see what we’ve _______ together as a team is just ________,” she said. “To know I have witnessed the ________ of one of the last remaining unexplored wildernesses on earth is the ________ that will stay with me forever.”

“The Kanuku Mountains are ________ growing pressures from unsustainable (不可持续的) wildlife hunting and trapping, logging and mining, as well as forest clearing for agricultural expansion, which all ________ this unique ecosystem,” she said.

Ms Shepherd’s next journey is to ________the Arctic next year.

Residents of a Wiltshire town have created a vertical living garden to fight pollution. The wall of plants has been_________to the side of a shop in Bridge Yard in the center of Bradford-on-Avon.

Stephanie Edwards_________the idea and brought it to the town council to put into_________. “As a matter of fact, the plants have_________with them insects, and we’ve had a couple of birds sitting up there so it’s_________for sure and we must not forget the_________of health and well being,”she said.

The wall had been in the_________since 2019 and took about five days to construct. The wall is _________seasonal plants, low energy LED lighting, birdhouses and bug hotels.

Alex Kay said the living wall had a number of beneficial_________. “I don’t think that anyone will guarantee that this will solve our air quality situation, but it will__________it,” she said. “It’s not just the traffic and the__________quality, but this is about well being. This is good for the__________.”

James Sullivan-Tail your, who owns the nearby Swan Hotel, said he was really__________with the wall. “I think it’s__________a cleaner town, a nicer town, but also something__________that is going to attract visitors as well,”he added.