Rewrite these sentences in the Passive Voice. 1] Who discovered Australia? 2] An...

Question

Rewrite these sentences in the Passive Voice. 1] Who discovered Australia? 2] An architect is designing Mary's new house 3] They will install air-conditioning in their office 4] Your climbers are planning an expedition up Mount Everest 5] Has Jason fed all the animals?

Answer 1

1) Who was Australia  discovered by? 

2)  Mary's new house is being designed by  an architect.

3) Air-conditioning in their office  will be  installed by them.

4) An expedition up Mount Everest  is being planned by four climbers. 

5) Have all the animals been fed by  Jason?