Question

change this sentence from the active voice into passive voice (16 to 20)​.​

Answer 1

16) An alternative to petrol will have been discovered by the scientists by the year2050.

17) Water on Mars may have been discovered by the Astronaut.

18) Flowers from the garden are being plucked by the children.

sorry dear I was Knowing only this....

Answer 2

I hope it helps you....Make my answer brainliest.....