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hidden caves,and little cafes.We rode through winding mountain roads to reach scenic villages that we would
never have otherwise encountered.It was a trip that healed my"scars"and supplied me with the confidence to
connect more readily with strangers and to adventure more.
24.What docs the underlined word"circumspect"in paragraph 1 mean
A.Friendly.
B.Impatient.
C.Cautious.
D.Enthusiastic.
25.What led the author to agree to go on a trip with Travis
A.Travis's spirit of adventure.
B.Their mutual interest in Laos.
C.Their shared purpose of traveling.
D.Travis's efforts to bond with him.
26.Why did the author hesitate to travel by motorbike at first
A.He didn't trust Travis's driving skills
B.He was not familiar with the roads in Laos.
C.He preferred a faster means of transportation.
D.He had an accident on a motorbike in the past.
27.Which of the following best describes the author's journey in Laos
A Healing.
B.Uneventful.
C.Adventures
D.Romantic.
C
Once an ignored industrial waterfront lined with abandoned storehouses and polluted soil,the newly opened
Harmony Park is greatly transformning the city's landscape and the lives of its residents.More than just a green
space,this 50-hectare(公顷)urban ecological park represents a bold step towards sustainable(可特续的)city
living,demonstrating how nature can be perfectly and productively woven back into the concrete jungle of a
metropolis(大都市)，
Designed with advanced ecological engineering principles,the park functions as a fully integrated ecosystem.
Over 20,000 native trees and bushes,including drought-resistant oaks,lindens,and expansive pollinator-friendly
wildflower meadows,form a multi-layered habitat for diverse local species.Bird monitoring has already
documented the return of kingfishers,while sensor-equipped "hedgehog highways"under pathways safeguard
small animal movement.The park's centerpiece is a 3-hectare constructed wetland,fed entirely by an advanced
rainwater harvesting system that collects water from the park's pathways and seven green roofs on site structures.
This natural filtration (system processes an estimated 15,000 cubic meters of water annually,removing over
80%of pollutants before clean water slowly recharges the-nearby river,where native fish populations are
rebounding(回升)
For citizens,the park delivers measurable,multi-layered benefits.Its 5 kilometers of accessible trails,outdoor
classrooms with real-time environmental data displays,and over thirty community garden plots promote health,
education,and social unity.Crucially,it serves as a vital "cooling island."A municipal sensor network shows the
park's core temperature can be up to 5-7 degrees Celsius lower than the surrounding asphalt-heavy districts ona
summer afternoon,with the cooling effect perceptible up to 500 meters downwind.The trees act as a natural air
filter,estimated to trap 2-3 tons of PM annually,while vegetation belts reduce traffic noise by a significant 10
decibels,creating a zone of tranquility.
Harmony Park plays,therefore,far more than its recreational (role;it is critical municipal green
infrastructure ()It is an ideal example of urban planning,where environmental repair,climate recovery,
and community health are fundamentally interconnected.As global cities grow more crowded and face rising

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