1. Choose an invention in this unit. Draw a diagram to show how it is used. Then work in groups to guess one another's inventions. (Chọn một sáng chế trong đơn vị này. Vẽ một sơ đồ để cho thấy nó được sử dụng như thế nào. Sau đó làm việc theo nhóm để đoán những phát minh của nhau)

Trả lời:

- allow people to commnunicate over long distances

- used for searching information

- people can play online game

=> the Internet

2. Rewrite the second sentence so that it has a similar meaning to the first. Use the expressions and the prompts below to help you. (Viết lại câu thứ hai để nó có nghĩa tương tự với câu đầu tiên. Sử dụng các biểu thức và lời nhắc bên dưới để giúp bạn.)

1. Al helps drivers to find the best routes in transport.

=> Helping drivers __________ benefits of Al in transport.

2. Vacuum cleaners allow us to clean the house quickly

=> __________ useful ___________________________

3. Smartphones are used for learning languages.

=> ___________ help ___________________________

4. Telephones are useful in communicating over long distances.

=> ___________ used ___________________________

Trả lời:

1. Helping drivers to find the best routes is benefits of AI in transport.

2. Vacuum cleaners is useful for cleaning the house quickly.

3. Smartphones help us to learn languages.

4. Telephones are used to communicate over long distances.

3. Write a paragraph (120 - 150 words) to describe two or three benefits of the invention you chose in 1. Use the outline below to help you. (Viết một đoạn văn (120 - 150 từ) để mô tả hai hoặc ba lợi ích của phát minh mà bạn đã chọn trong 1. Sử dụng dàn ý dưới đây để giúp bạn.)

Trả lời:

The Internet is one of the most important inventions of humans.

First of all, people can use the Internet to communicate over long distances. For example, in the past, using telephones is difficult to talk to people in other countries. Nowadays, thanks to the Internet, we can make friends with people all around the world and talk or chat with them anytime and anywhere.

Next, the Internet allows us to study better. Searching for more information is one of the benefits of the Internet. We can look for anything, watch videos and study online.

In conclusion, the invention of the Internet makes our lifes better and better