Наука і технічний прогрес. 9 клас

Fill in the gaps with the words from the list

Alexander Graham Bell is known to be an _______________ of telephone.

An antibiotic that can treat a range of bacterial infections was ____________ by Alexander Fleming.

Steve Jobs and Steve Wozniak _____________the Apple II, a popular mass-market personal computer.

One of the greatest ______________ in the world is the Internet.