25 change the sentences into the passive voice. 1) he will buy the tickets tomorrow. 2) they are looking fortnesses of the accident. 3) she can find this book in the library. 4) he has just introduced his friend to us. 5) you should check the bill at once. 6) we give grants to our best students. 7) pupils didn'n laugh at the freshman in their class. 8) they were talking about the film. 9) they weren't listening to the guide. 10) you mustn't take my camera.
