5 Discuss with your friend the importance of the following inventions. Decide what the most useful invention is: a CD player a video camera a telephone a television a personal computer Discuss the options with your friend and choose the one you both think is the most useful. You have 3-4 minutes to do the task. Remember to: be active and polite come up with ideas give reasons agree or disagree with your friend invite your friend to suggest ideas find out your friend's attitudes and take them into account come to an agreement