Question

СРОЧНО!!!!!!! REWRITE THE SENTENCES USING PASSIVE STRUCTURES They received a patent for the invention of this medicine fifteen years ago. Who discovered the penicillin? They are introducing new software now. They are developing a new model of a digital camera now. Who invented the sewing machine? When will they use new software?

Answer 1

A patent for the invention of this medicine was received  fifteen years ago.
Who was  the penicillin discovered by?
New software is being introduced  now.
A new model of a digital camera is being developed  now.
Who was the sewing machine invented by?
When will new software be used?

Answer 2

Fifteen years ago, a patent was received for the invention of this medicine. By whom was penicillin discovered? New software is being introduced now. A new model of a digital camera is currently being developed. Who invented the sewing machine? When will new software be used?