2 . Natalie and Callie, both 13 years old, started raising monarch butterflies(帝王蝶) for fun in2020.

But after realizing the monarchs were an endangered species, their_______soon turned into a serious mission.

They learned that the population of monarch butterflies had_______since the early 1990s, due to habitat _______and widespread use of chemicals(化学药物), which made the milkweeds(马利筋草) the butterflies_______ for their main diet dangerous to eat.

So the girls teamed up with a national nonprofit group to plant a native garden_______for the monarchs. The garden grew organic milkweeds that_______and kept the butterflies. To help_______the locals to sustain(维持) the monarch population, they created an exhibition about the monarchs in the local library. They also wanted to put up an educational sign in town, but it_______a lot. To cover the expense, they set up a stand at the Farmers Market to sell their_______milkweeds for people to plant. Although the fundraising days were long, they finally________in earning enough money with their hard work and people’s support.

The team has won the Silver Award for their________of taking care of butterflies, but they are not________with their work. ” Our next step is to cut down on the use of________to guarantee a safe environment for the monarchs,“ said Natalie. In the award ceremony, their teacher Brian________, ‘‘I am so proud of them for their constant________’’.

4 . My name is Miranda Gibson. I have been at the top of a tree for five months now. Some people might wonder________on earth I would choose to do that.

I have walked through this forest many times. On December 12, 2011, ________rolled into the forest and the destruction (摧毁) began. I couldn’t________the thought that these forests would be________ forever. So, on December 14, 2011, I packed up my life, ________of my job plans, and climbed 60 meters to the top of this tree. I have been here ever since.

Life in the tree top can be________at times. I have times when I feel frustrated (沮丧的) and wish I could________, to anywhere, just have a ________of scenery for a minute! There are times too, when I feel terribly________.I miss my friends and family.________these times, I find myself loving the________.

Living on the tree has been inspiring. I am willing to________ here for as long as it takes,________I honestly hope it won’t be too________before I can put my feet on the ground below and stand in a forest that will never be________.

5 . I was out in my fields, spade in hand, planting trees this morning. I feel good when I do it, knowing that long after I am gone, these trees will ________ high above the land, providing oxygen for humans not yet born and ________ the carbon dioxide from the air.

Each spring, as I am ________, my mind goes back to a ________ I have of my grandfather, walking with him on the land, listening to his ________ and learning about nature. He often told a story which has ________ in my mind all these years.

In the early 1900s, a man lost his wife and daughter to a terrible disease. Filled with ________,   he decided to take up the ________ occupation of shepherd in the hills. He was about 55 years of age at that time, and as he ________ his sheep, he looked around and saw the land was ________. Then the man felt he needed to do something to help the land ________ , for it had once been a splendid green forest.

He collected some ________ of oak trees from other places, ________ watered them and cared for the young trees that sprouted the next year. For the rest of his life, he planted every day. No one knew his story until he was 90 years old. Yet he ________ to plant, perhaps only five trees a day. At that time, the hill had become a green forest, ________ as far as people could see.

6 . What do you do with your clothes that you can’t or don’t want to wear anymore? Through cutting, stitching and redesigning, Baxter Salzwedel has found a_______way to be environmentally friendly.

In March, 2022, recycling clothes_______the 17-year-old from Lakeside High School a finalist spot in the Young Entrepreneurs competition. The competition was hosted by Junior Achievement of Wisconsin, a nonprofit organisation. He won a scholarship of $10.000 for his_______clothing brand The Mad Patcher.

In the beginning, Baxter just worked with clothes for fun. He learned his_______skills from his grandmother at a young age. He then started to _______his old jeans to try and make cool new designs.

The fun hobby quickly turned into a_______for Baxter when his classmates started asking him to make customized clothing for them and they_______for it. “I can’t make so many clothes for free.” said Baxter.

In 2021, Baxter started his clothing_______. He now uses colorful pieces from other clothes to_______his patchwork (拼缝物) designs like jeans, shirts and jackets. He only uses donated or________materials to ensure maximum sustainability.

Baxter has earned thousands of dollars through selling his clothes and he has________25 percent of his profits to some nonprofit environment conservation organizations.

He was________ as a finalist out of dozens of applicants across the US. The finalist needs to have successful business experiences, growth potential, innovation and________involvement. “It was amazing to do that and meet all sorts of young people with similar ideas,” Baxter said________. For Baxter, The Mad Patcher is a life-time________worth working on.

7 . I fell in love with Yosemite National Park the first time I saw it. My parents took us there for camping. On the way out, I asked them to wait while I ran up to El Capitain, a_________rock of 3,300 feet straight up. I touched that giant rock and knew_________I wanted to climb it. That has been my life’s passion(热爱) ever since—_________the rocks and mountains of Yosemite. I’ve long made Yosemite my_________.

About 15 years ago I started seeing a lot of_________, like beer cans, empty boxes, around the area. It’s beyond me why visitors started respecting the place_________and treated such a beautiful home-like place this way.

I tried_________trash(垃圾) myself, but the job was too big. I would_________an hour or two on the job, only to find the area trashed all over again weeks later. Finally, I got so tired of it that I decided something had to change.

In 2004, together with some climbers, I set a date for a_________. On that day, more than 300 people__________. Over three days we collected about 6,000 pounds of trash. It was amazing how much we were able to__________. I couldn’t believe the__________we made—the park looked clean!

Each year volunteers come for the cleanup from everywhere. In 2007 alone, 2,945 people picked up 42,330 pounds of trash.

I often hear people__________about their surroundings. If you are one of them, I would say the only way to change things is by__________rather than complaining. We need to teach by__________.

8 . I’m an ocean lover. Living in Montreal, far away from the ocean, makes it even more a dream land for me. And I ________ to visit the ocean at least once a year and I’ve been doing it for at least twenty ________.

When I was younger, I would ________ shells and rocks and bring them back home and ended up________ tons of them on my shelves, floors, desks, etc. But as I visited the ocean more and more, I started picking up the ________ left by careless people, picking up less ________ treasure.

I realised that a stone you find in the ocean has a ________ colour, which makes you pick it up but then, when it ________ , you don’t find it as lovely anymore, so why pick it up in the first place? Anyway, I just ________ then that natural things are nice in their natural ________ and if everybody picked every shell from the ocean, and left the wastes out there, the beach would become something not so nice_________ . So I decided that day, when I was probably 28 or 29, that I would just “________” things from the ocean, and bring them back after a while.

I ________ the quantity and keep it to the smallest amount. So if you’ve seen a ________ lady picking up rubbish and ________ shells back into the ocean, from a box or a bag, on a beautiful sunny day, it was probably me.

10 . Eradajere Oleita, a 26-year-old student in Detroit, launched the Chip Bag Project. She thinks it may be a partial solution to our country’s lasting problems: _________ and poverty. She is asking a favor of local snack lovers: Rather than _________ your empty chip bags, donate them so she can turn them into sleeping bags for the_________.

Chip eaters drop off their empty bags at two _________ in Detroit, a print shop and a clothing store, where Oleita and her volunteer helpers _________ them. After they sanitize(消毒)the chip bags, they _________ them open, lay them flat, and iron them together. They use padding(衬料)from old coats to line the insides.

It takes about four hours to _________ a sleeping bag, and each takes around 150 to 300 chip bags, depending on whether they’re single-serve or _________ size. The result is a sleeping bag that is “waterproof, lightweight, and _________, Oleita told the Detroit News.

Sure, it would be __________ to raise the money to buy new sleeping bags. But that’s only half the __________ for Oleita. “We are __________ to making an impact not only socially, but __________,” she says.

There’s the symbolism of saving bags that would __________ land in the rubbish can and using them to help the homeless. “I think it’s time to show connections between all the __________,” says Oleita.