1.
What happened to the air raid shelters after the war?
They were abandoned and left unused.
They were used for underground agriculture.
They were converted into apartments.
They were demolished.
2.
After listening to the following sentence, choose the word that means the same as "in short supply."
at a premium
abundant
well over
whopping
3.
Why are carpet trays left in the propagation tunnel?
To prevent germination
To soak up water
To provide darkness for seeds
To grow pea shoots
4.
Choose the appropriate word to fill in the blank. "The Cygnus space capsule is like a __________ delivery truck for the ISS, carrying essential supplies and resources."
pressurized
galactic
catastrophic
fireproof
5.
After listening to the following description, please choose the word that best matches the meaning.
astronauts
authors
athletes
actors
6.
What is the role of the robotic arm in relation to the Cygnus module?
To launch the Cygnus module into space
To power the Cygnus module to the ISS
To reload the Cygnus module with rubbish
To attach the Cygnus module to the propulsion system
7.
How do LED lights contribute to the success of the underground farm?
They save energy and reduce electricity costs.
They deliver a specific light spectrum that plants require for growth.
They increase the carbon dioxide levels in the tunnels.
They are used for decoration in the underground tunnels.
8.
Why does the Cygnus module need to be lightweight?
To fit more supplies
To carry astronauts
To withstand temperature changes
To reduce launch costs
9.
What is hydroponics?
A method of growing plants in complete darkness
A process that uses sunlight to grow plants
A way to plant seeds in soil
A method of growing plants without soil
10.
If the Cygnus spacecraft is a one-way delivery truck to the ISS, why is it worth $20 million for a single launch?
Custom Paint Job: Each Cygnus spacecraft is custom-painted to add a unique touch to its appearance.
Minimal Maintenance Cost: Cygnus requires very little maintenance, reducing long-term expenses for space missions.
Aesthetic Design: Cygnus is designed with appealing aesthetics, making it an attractive choice for space missions.
Critical Missions and Functions: Cygnus plays a vital role in supplying essential resources to the ISS, supporting scientific experiments, and transporting laboratory materials. Its functions are crucial for the operation of the ISS, and this importance is reflected in its high price.
11.
What allows the Cygnus module to survive the harsh environment of space?
Its lightweight structure
High-tech insulation
The propulsion system
A robotic arm
12.
What is the purpose of the rotating carbine bit mentioned in the passage?
To create a pattern on the alloy rings
To attach the module to the ISS
To carve the hull
To feed the plants
13.
How is the water reused in the system?
It is discarded after irrigation.
It is used for hydroponics.
It is mixed with nutrients.
It goes through a filtration process and reused.
14.
What is the purpose of the world's most expensive cardigan mentioned in the passage?
To protect against space junk
To keep the mice warm
To provide insulation for the module
To protect against temperature changes
15.
After listening to the following sentence, choose the word that means the same as "responsible for."
in charge of
made up of
carried out
set off
16.
What is used instead of soil in the urban farm?
Concrete
Carpet
Hydroponics
Water
17.
What were the air raid shelters originally built for?
Growing subterranean salad
Providing housing for urban farmers
Protecting the public from bombs
Experimenting with hydroponics
18.
What advantage does the controlled environment provide for the underground farm?
Faster plant growth
More sunlight
Cheaper LED lights
Larger leaves
19.
After listening to the following sentence, choose the word that means the same as "reuse."
rebuild
abandon
renovate
repurpose
20.
What does the Cygnus module help scientists understand?
The effects of micro-gravity on bone and muscle
The cost of space technology
The history of the space race
The construction of the ISS
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