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必修2 UNIT 2
第2课时·作业评价
Ⅰ.阅读理解
A(关注课标新增主题:生态环境)
(2026·吉林长春模拟)Environmental groups have claimed success after bringing local wildlife back to Hackney Marshes in East London following the destruction of habitats in recent years.
Weasels (鼬), wood mice and other small mammals (哺乳动物) had been disappearing from around the River Lea until hundreds of volunteers began rebuilding their ecosystems. All the volunteers had been on edge realizing the increasingly urgent problem. Now, all paid off. Ian Phillips, an ecologist as well as one of the volunteers, said, “It finally happened. It was absolutely a comfort and pleasure to see everything fall into place.”
With funding from Hackney Council, the mission was undertaken. Mr Phillips explained wood mice’s disappearing caused a chain reaction. Weasels left the habitat, and that in turn impacted the population of a type of local bind, “It’s like a classic sort of building block game — if you pull any piece out of the local ecosystem, everything can collapse,” he said. “So three years ago, when we realized we were at a critical point, we took it upon ourselves to do something.”
The departure of wildlife resulted mainly from larger numbers of visitors and houseboaters taking logs from the area to use for firewood. While these gatherings made the headlines, the loud noise and log burning caused great disturbance to local species, driving kingfishers and small birds to abandon their nests. A rise in dog ownership also posed a threat to Hackney Marshes’ mammals. “When you’ve got 3,000 dogs coming through here a day sometimes, there’s going to be death,” Mr Philips added.
This project shows what can be done with local knowledge and devotion in partnership with the council. The rewilders said they’re working to expand their efforts across the region into Millfields Park and London Fields. They are also actively training council staff to help them recover species in the wider area. Meanwhile, Hackney Council has given them the green light to introduce other species like slow worms into Hackney Marshes.
1.How did Phillips’ feeling change?
A.From doubtful to proud.
B.From alarmed to astonished.
C.From helpless to hopeful.
D.From pressured to relieved.
2.What do Phillips’ words imply in paragraph 3?
A.Wood mice will disappear completely.
B.The ecosystem has been unstable.
C.Every species in the ecosystem is vital.
D.Their success relies on a joint effort.
3.What is mainly talked about in paragraph 4?
A.Causes of the disappearance of wildlife.
B.Biological diversity in Hackney Marshes.
C.Death threat from dogs to local mammals.
D.Conflicts between tourism and conservation.
4.What are the rewilders attempting to do?
A.Gain support of the local council.
B.Educate the public on wildlife protection.
C.Restore biodiversity in more areas.
D.Monitor the foreign species in the region.
B
(2026·高三全国专题练习)To reduce biological diversity loss, more environmentally friendly agricultural practices are needed. A research team investigated how ecological system services could be improved in nut plantations. Scientists showed that a certain design of plantations can increase the pollination (授粉) performance of bees.
The research team initially investigated the role of insect pollinators in the production of nut trees. “Insect pollination is essential for production. A complete loss of insect pollinators would reduce the amount of nuts by 75 percent,” says Professor Ingo Grass from the team.
To find out which conditions encourage pollinators, the researchers observed the bees on the nut flowers. “Surprisingly, it’s less important how many bee groups were established. The more important factor is how large the proportion (部分) of semi⁃natural habitats is in the plantation, since most pollinators fly from the semi⁃natural habitats into the plantations,” he adds.
Therefore, how the rows of trees in the plantations are arrayed is particularly important: 80 percent more nuts grew at the edge of the plantation than in the middle. Directly after flowering, the nut formation increased more than three times in tree rows planted at right angles to semi⁃natural habitats, compared to rows planted parallel (平行的) to the habitats. “Pollinators move more easily from their habitats to the plantations when the rows are upright, as they prefer to fly along the rows rather than through them,” Professor Anders from the team explains.
Given the urgency to reduce the harmful environmental influences of agricultural practices, the researchers call for the recovery and conservation of semi⁃natural habitats in plantations and the surrounding landscape. They emphasize the enormous potential of supporting ecology through intelligent plantation design.
5.What is the goal of the study of nut plantations?
A.To modernize agricultural practices.
B.To deal with biodiversity loss.
C.To build ecological system services.
D.To show how honey bee groups pollinate.
6.Professor Ingo Grass found that the increase of pollination depends on .
A.the number of insects
B.the tree rows parallel to the habitats
C.the land around the plantations
D.the area of surrounding semi⁃natural habitats
7.What does the underlined word “arrayed” in paragraph 4 mean?
A.Watered. B.Surrounded.
C.Arranged. D.Left.
8.What might the text continue talking about?
A.How severe the environmental situation is.
B.How to improve the surroundings of plantations.
C.How to raise awareness of the plantation design.
D.How the intelligent plantation design benefits ecology.
Ⅱ.阅读七选五
Turning off just half the lights in a big building at night can result in up to 11 times fewer bird collisions, a new study finds.
9 . But light pollution from buildings attracts and confuses many birds, causing them to fly toward the light. Each year, as many as 1 billion birds are killed in the United States from collisions with buildings and glass windows.
10 . On nights when fewer lights were on at McCormick Place because of construction work or holidays, there were fewer dead birds on the ground the next morning. He began collecting data on light patterns, as well as gathering the birds he found on the sidewalk. He quickly saw there was a link between the number of lights and the number of collisions.
In the new study, researchers added more sophistication to that earlier work.
“Our study combined records collected by David Willard and other Field Museum scientists with information on weather conditions and the number of migrating birds flying over Chicago each night,” Benjamin Van Doren, a postdoctoral associate at the Cornell Lab of Ornithology and the paper’s first author, tells Treehugger.
The team used Doppler radar to measure the number of birds that were migrating over the city each night. 11 . “The McCormick Place played a key role in this study because it’s a large building on the lakefront with large windows with lots of light output,” says Van Doren. “ 12 ,” he says.
Many cities have joined Lights Out campaigns, which voluntarily urge property managers and homeowners to turn off unnecessary external and internal lights at night to protect birds during the migration season.
The National Audubon Society created the first Lights Out program in 1999 in Chicago. 13 , including Atlanta, Baltimore, Boston, New York, Philadelphia, and Washington, D.C.
A.I am excited by the potential to apply our results to make a difference
B.But McCormick Place is only one example of a wider problem of light pollution
C.Now there are more than forty cities with Lights Out programs
D.Most birds migrate at night using light from the night sky
E.They also used information about weather conditions from a local airport
F.Few birds migrate at night using lights from the night sky
G.Years ago, Willard began noticing a pattern
第2课时·作业评价
Ⅰ.阅读理解
[A]
语篇解读:本文是一篇记叙文,主要讲述环保组织通过重建生态系统让伦敦哈克尼沼泽地野生动物回归的故事。
1.选D 细节理解题。根据第二段中的“All the volunteers ...‘It finally happened. It was absolutely a comfort and pleasure to see everything fall into place.’”可知,菲利普斯的感受从紧张变为宽慰。故选D。
2.选C 推理判断题。根据第三段中的“Weasels left ...‘It’s like a classic sort of building block game — if you pull any piece out of the local ecosystem, everything can collapse,’he said.”可知,菲利普斯的话暗示生态系统中的每个物种都至关重要。故选C。
3.选A 段落大意题。根据第四段中的“The departure of wildlife ...a threat to Hackney Marshes’ mammals.”可知,第四段主要谈论野生动物消失的原因。故选A。
4.选C 细节理解题。根据最后一段中的“The rewilders said ...the wider area.”可知,野生动物保护者正试图在更多地区恢复生物多样性。故选C。
[B]
语篇解读:本文是一篇说明文。科学家在坚果种植园中发现,提高授粉效率的关键不在于蜂群数量,而在于种植园周边半自然生境(指未受人为干扰、保留自然植被的生态区域)的面积及其与树行的垂直布局。
5.选B 细节理解题。根据第一段中“To reduce biological ...in nut plantations.”可知,研究团队研究坚果种植园的直接目的就是应对生物多样性丧失。 故选B。
6.选D 细节理解题。根据第三段Ingo Grass教授所说“The more important ...into the plantations”可知,Ingo Grass教授发现授粉效果主要取决于种植园四周半自然生境的面积大小。故选D。
7.选C 词义猜测题。根据画线词下文“80 percent more ...to the habitats.”可知,种植园中树木的排列方式很重要,影响坚果的产量,因此arrayed意为“排列,布置”,与arrange意义一致。故选C。
8.选D 推理判断题。根据最后一段中“They emphasize the enormous potential of supporting ecology through intelligent plantation design.”可知,文章接下来最可能继续阐述这种智能设计如何具体惠及生态。故选D。
Ⅱ.阅读七选五
语篇解读:本文是一篇说明文。文章主要介绍了一项新研究发现,夜间关闭大楼部分灯光可大幅减少鸟类碰撞,同时介绍了相关研究、光污染问题及多地开展的熄灯保护鸟类计划。
9.选D 上文“Turning off just ...a new study finds.”说明研究揭示了灯光与鸟类碰撞的关系。下文“But light pollution ...toward the light.”表转折,强调光污染的负面影响。空处需衔接研究结论与光污染问题,且与后文形成转折逻辑。所以D 项“大多数鸟类在夜间利用夜空的光线迁徙。” 符合语境,既解释了鸟类依赖自然光线迁徙的习性,又为后文光污染做铺垫。故选D。
10.选G 上文“Each year ...and glass windows.”说明鸟类因碰撞建筑物而死亡的数量很多。下文“On nights when ...the next morning.”说明麦考密克广场的灯光与鸟类死亡数量有关。空处应引出麦考密克广场的灯光与鸟类死亡数量之间的关系。所以G项“几年前,威拉德开始注意到一个规律。”符合语境,说明威拉德注意到了麦考密克广场灯光与鸟类死亡数量之间的规律,为下文的具体描述做了铺垫。故选G。
11.选E 上文“The team used ...city each night.”说明研究小组使用了多普勒雷达来测量鸟类数量。空处和上文为承接关系,应说明研究小组还使用了其他方法或数据。所以E项“他们还使用了当地机场提供的天气状况信息。”符合语境,说明研究小组还使用了天气状况信息,与上文提到的多普勒雷达数据相结合,为研究提供了更全面的信息。故选E。
12.选B 上文“‘The McCormick Place played ...says Van Doren.”说明麦考密克广场在研究中的重要性。空处和前文为承接关系,B项“但麦考密克广场只是光污染这一更广泛问题的一个例子。”符合语境,进一步说明麦考密克广场只是光污染问题的一个代表,强调了光污染问题的普遍性。故选B。
13.选C 上文“The National Audubon Society created the first Lights Out program in 1999 in Chicago.”说明美国奥杜邦学会在芝加哥创建了第一个熄灯计划。下文“including Atlanta, Baltimore, Boston, New York, Philadelphia, and Washington, D.C.”说明还有其他城市也参与了熄灯计划。空处应引出其他城市也参与了熄灯计划的情况。所以C项“现在有40多个城市有熄灯计划。”符合语境,“more than forty cities”与后文具体城市举例相呼应。故选C。
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