Here is a rephrasing of sentences in active or passive
a. My father will buy a new car next year.
A new car will be bought by my father next year.
b. The students were given 15 minutes for the test.
They gave 15 minutes to the students for the test.
c. This restaurant is owned by English people.
English people own this restaurant.
d. The children were given some toys from their parents.
Parents gave some toys to their children.
e. His girlfriend is going to buy him a car.
A car is going to be bought by his girlfriend.
f. Tourists are paying a lot of money.
A lot of money is paid by tourists.
g. They built this house in 1900.
This house was built in 1900.
