Class, July 27, 2026
Class Objective: Build vocabulary through listening and reading activities
1. Warm-up: What do you do? I will give four problems. Tell the group how you deal with that specific problem. Pass the papers to each other to make sure each student can discuss their solution to that specific problem.
2. P. 11, We will watch the video about Farming Underground and discuss the problems this solves.
3. Speed Read. We will read the following passage and answer questions in 10 minutes.
Underground Farming: A Creative Solution to the World's Food Shortage
As the world's population continues to grow, cities need more fresh food for its citizens. However, there is not enough farmland near many large metropolitan areas. Furthermore, transporting vegetables from distant farms also increases pollution and makes food more expensive. Therefore, finding new ways to grow food is becoming an important challenge.
Steven Dring and Richard Ballard have come up with a creative solution to this problem. They started an underground farm in London by using an abandoned World War II air-raid shelter. Instead of building a traditional farm, they transformed the empty tunnels into a place where vegetables can grow throughout the year. They use LED lights instead of sunlight and control the temperature and humidity with modern technology. Their farm also uses hydroponics, which allows plants to grow in water with nutrients instead of soil.
This underground farming system solves several problems. First, it produces fresh vegetables close to customers, so trucks do not need to travel long distances. As a result, transportation costs and pollution are reduced. Second, the controlled environment protects plants from bad weather, insects, and many diseases. This means the farm can produce food throughout the year without depending on the seasons.
Although underground farming has many advantages, it also has some challenges. The technology and electricity required to operate the farm can be quite expensive. In addition, not every type of crop grows well indoors. Even so, improvements in energy efficiency and farming technology may help reduce these costs in the future.
Overall, Steven Dring and Richard Ballard's underground farming project demonstrates how creative thinking can solve modern problems. As cities continue to grow, innovative farming methods like this may become an important part of providing fresh, local food while protecting the environment.
Multiple-Choice Questions:
1. What is the main problem discussed in the essay?
A. There are too many farms in cities.
B. Cities need more fresh food, but there is limited farmland nearby.
C. People do not like fresh vegetables.
D. Farmers no longer grow vegetables.
2. Where did Steven Dring and Richard Ballard build their underground farm?
A. In a shopping mall
B. In an old factory
C. In an abandoned World War II air-raid shelter
D. Under a school
3. Why do they use LED lights?
A. To decorate the tunnels
B. To replace sunlight
C. To keep workers warm
D. To scare away insects
4. What is hydroponics?
A. Growing plants in water with nutrients
B. Growing plants in soil with fertilizer
C. Growing plants in sand
D. Growing plants only outdoors
5. How does underground farming reduce pollution?
A. It uses more trucks.
B. It grows food on larger farms
C. It burns less electricity.
D. It grows food closer to customers
6. Which problem does the controlled environment help prevent?
A. Heavy traffic
B. High food prices only
C. Bad weather, insects, and many diseases
D. Population growth
7. What is one disadvantage of underground farming?
A. The technology and electricity can be expensive
B. It cannot grow vegetables.
C. It requires a lot of sunlight
D. It requires more farmland.
8. According to the essay, why can the farm produce food all year?
A. It depends on good weather.
B. It grows plants only in summer.
C. The indoor environment is carefully controlled.
D. It imports vegetables from other countries.
9. What does the author suggest about the future of underground farming?
A. It will probably disappear soon.
B. It may become more useful as technology improves.
C. It will replace every traditional farm immediately.
D. It is only useful for flowers.
10. What is the main purpose of the essay?
A. To entertain readers with a fictional story
B. To teach readers how to build a farm
C. To compare two different countries
D. To explain a problem and describe an innovative solution
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