Задание 3. Заполните пропуски словами из списка: discover, invent, research, experiment, develop

Задание 3. Заполните пропуски словами из списка: discover, invent, research, experiment, develop

1. Alexander Graham Bell invented the telephone.
2. Scientists develop new vaccines to fight diseases.
3. Columbus discover America in 1492.
4. We need to research more on renewable energy.
5. In the lab, they experiment with chemicals.