Most people make treehouses using a pile of wood, a hammer, and some nails. Mitchell Joachim, an architect from the Massachusetts Institute of Technology, has a(n) _______ vision. He pictures a day when homes will be created from_______.

Joachim's vision _______ an idea called bleaching (编织), where tree branches are grown so that they _______ weave together. Since the growth patterns of trees are _______ by wind and sunlight, it may be _______ to control the way a tree develops.

These Fabricated Tree House Habitats would use trees grown into shapes as housing. One of the _______ of these designs is that trees would not have to be cut down _______.

"A 100 percent treehouse would take _______ to create," Joachim said. ________ the climate, a house could take anywhere from 5 to 30 years to grow. Fortunately, there's a way to ________ the process. Joachim suggests including ________ materials such as sod (草皮), grasses and living branches in the housing designs. "This material would be able to move ________ the house grows," Joachim said.

A home would become an actual ecosystem, a community of plants, animals, and bacteria working together. The trees would also give off water vapor that would assist in ________ the homes. Solar panels and wind would help provide   ________. The tree homes might even have soil pockets, ________ plants could grow from the structure itself.

"The environment and its study are very important. We need to respect nature, don’t ________,” he said.

One of Asia's best-known tourist attractions is taking a major stand （表明立场）for animals.

Due to the ____ from animal activist groups, Apsara, the management authority for the Angkor Archaeological Park in Cambodia announced in June 2019 it would_________elephant rides in early 2020. Nov% the process has already ______ .

The Khmer Times reports that on November 15, two of the 14 elephants __ at the park, site of the ___ Angkor Wat temple, have been ____ to the nearby Bos Thom community ____. Long Kosal, an Apsara press representative, told the Khmer Times that the remaining dozen ___ would be relocated to the same forest by "early next year.” "The elephant is a big animal, but it is also ____ and can be hurt easily. We don't want to see the animals being used for tourism ____ anymore," Kosal said. want them to live in their natural surroundings."

In 2016, an elephant named Sambo died at   Angkor; drawing worldwide _________. Her death was __ a combination of heat stroke and ____ from ferrying so many human beings around. Two years later, the World Wildlife Fund __ an in-depth report on the present situation of the Asian elephant, noting that the species' ____ had declined by 50% in just three generations.

According to Angkor Enterprise, which manages park admissions, the UNESCO-listed site is ____ a decline in tourist numbers. Its ______ report says many tourists refuse to _____ tickets to the temple complex from January to September a 13.7% decline over the same period in 2018. While there's no predicting whether the ban on Angkor elephant rides will _____ visitor numbers, it comes at a time when more and more ____ and tourism organizations around the world have moved to eliminate (清除)animal-related attractions.

There was a time when I was certain I could never deeply love an animal. I know this is ________ to admit. In Britain, an indifference (冷漠) to pets is considered a fault on one's character.

My wife was also ________ sure that she could never deeply love me if I could not love animals. And at the beginning of this year, the risk increased. We were to ________ a cat from a friend who had fallen for a woman who is allergic (过敏的) to them.

I ________ — but coldly enough, I felt, to make clear that I would not be responsible for the creature's upkeep. I would ________ the cost of cat food, of course, but like a strict Victorian father I would avoid ________ entanglement (瓜葛)．

However, Hopper-well, I hardly need tell you that Hopper differs from other cats. Eight years old but slim as a kitten. Green-eyed and white-socked. Entirely independent but in need of human ________ , too, when the mood takes her. Like I said — unique.

These last four months have ________ me to spend an unexpected amount of time with Hopper. In my makeshift office, she sleeps beside me, meows at my feet, or leaps onto my back. Through the window, I watch Hopper stalk (踱方步) through the long grass, ________ me of a wilder world outside.Every morning feed her; every evening we play with a feather stuck to a stick. It is our ________ -the only part of my timetable that has not been spoiled by the coronavirus (冠状病毒). Without the lockdown, would I have realized the everyday happiness a cat can bring?