1. Television is considered as one of the most wonderful things that man has ever invented.

Key: "It is indeed one of the most wonderful things that man has ever invented."

"Indeed": Đồng ý. Nên nó được xem như (considered) as one of the most wonderful things that man has ever invented.

2. Through television, we learn about people and events thousands of miles away.

4. People prefer watching than listening to the radio.

5. Students who cannot go to school because of transport or other problems are taught all their lessons at home through television.

6. Listening requires knowledge of many things, but what we see with our eyes explains that itself.