*Activity 5: Change these sentences from the active into the passive. Example: You must do this exercise carefully. This exercise must be done carefully. a) We can solve the problem. …………………………………………………………… b) People should stop experiments on animals. …………………………………………………………… c) We might find life on another planet. …………………………………………………………… d) We have to improve all the schools in the city. …………………………………………………………… e) They are going to build a new bridge in the area. ……………………………………………………………

a) We can solve the problem.
………The problem can be solved……………………………………………………
b) People should stop experiments on animals.
………Experiments on animals should be stopped……………………………………………………
c) We might find life on another planet.
…………Life on another planet might be found…………………………………………………
d) We have to improve all the schools in the city.
……All the schools in the city have to be improved………………………………………………………
e) They are going to build a new bridge in the area.
…………A new bridge is going to be built in the area…………………………………………………