Відповіді до зошита Activity book: Стр.104

3. a) Circle the correct variant.

1. The Wright brothers invented the airplane.

2. Rosalind Franklin discovered the structure of DNA.

3. Astronomers sometimes discover new stars in the night sky.

4. Helen always dreams that one day she will discover a robot.

5. Scientists discovered a new planet outside our solar system.

6. Nikola Tesla discovered many machines that use electricity.

b) Make your own 3 sentences with discover and another 3 with invent.

1. Scientists discover new planets.

2. I want to discover something new.

3. She discovered a new animal.

4. People invent useful machines.

5. Bell invented the telephone.

6. I want to invent a robot.