Unit 3 What's your knowledge?

Reading

One of the most famous inventors in history is Thomas Edison. Edison is known for his numerous inventions that have changed the world, such as the light bulb and the phonograph. His journey as an inventor was not an easy one. He spent years experimenting, observing, and exploring different theories about electricity and sound. Many of his early ideas were considered impossible, but Edison’s determination to invent pushed him to continue.

Edison’s reason for inventing was simple: he believed that through observation and hard work, anything could be constructed. He often said, "I have not failed. I've just found 10,000 ways that won't work." His theory was that failure was just a step in the process of discovery. Through his many experiments, Edison managed to launch some of the most important inventions of the 19th century, which continue to influence our lives today.

1 Which two inventions is Thomas Edison known for?

Reading

One of the most famous inventors in history is Thomas Edison. Edison is known for his numerous inventions that have changed the world, such as the light bulb and the phonograph. His journey as an inventor was not an easy one. He spent years experimenting, observing, and exploring different theories about electricity and sound. Many of his early ideas were considered impossible, but Edison’s determination to invent pushed him to continue.

Edison’s reason for inventing was simple: he believed that through observation and hard work, anything could be constructed. He often said, "I have not failed. I've just found 10,000 ways that won't work." His theory was that failure was just a step in the process of discovery. Through his many experiments, Edison managed to launch some of the most important inventions of the 19th century, which continue to influence our lives today.

2 What was Edison’s journey as an inventor like?

Reading

One of the most famous inventors in history is Thomas Edison. Edison is known for his numerous inventions that have changed the world, such as the light bulb and the phonograph. His journey as an inventor was not an easy one. He spent years experimenting, observing, and exploring different theories about electricity and sound. Many of his early ideas were considered impossible, but Edison’s determination to invent pushed him to continue.

Edison’s reason for inventing was simple: he believed that through observation and hard work, anything could be constructed. He often said, "I have not failed. I've just found 10,000 ways that won't work." His theory was that failure was just a step in the process of discovery. Through his many experiments, Edison managed to launch some of the most important inventions of the 19th century, which continue to influence our lives today.

3 What did Edison often say about failure?

4 What is the topic of the conversation?

5 What materials does the government want people to recycle?

6 What can people do to get their money back?

First conditional. Choose the correct answer

7 If we (protect) endangered species, future generations (be able) to see them

8 If factories (spill) toxic waste into rivers, the water (become) polluted

9 If we (get rid) of single-use plastics, we (reduce) ocean pollution

10 If we (plant) more trees, we (reduce) air pollution

Rewrite the sentences in the Past simple passive

11 Edison invented the first gramophone

12 Henry Miller wrote that book