Відповіді до зошита Activity book: Стр.110 (5)

5. a) Fill in electric/electrical and discover/invent.

1. The electrical system in our house works well.

2. My friend Alexander plays the electric guitar.

3. I prefer an electric toothbrush to an ordinary one.

4. The factory has bought all the electrical equipment.

5. Eddy discovered an error in that programme last time.

6. The first computer was invented in the 20th century.

7. Doctors have discovered the virus that causes this illness.

8. Vanessa wants to invent her own pair of smart glasses.

b) Make your own 4 sentences with electric/electrical and another 4 with discover/invent.

1. My electric kettle is new.

2. An electric car is quiet.

3. Electrical wires can be dangerous.

4. This is an electrical problem.

5. Scientists discover new things.

6. She discovered a new planet.

7. Edison invented a light bulb.

8. I want to invent a robot.