Some Prezi presentations!

We have used the application "Prezi" to describe some processes, and in this way we practised the use of passive voice. What do you think about the following presentations? http://prezi.com/cmkpx4n_9zv7/untitled-prezi/?utm_campaign=share&utm_medium=copy

http://prezi.com/eigd8l5zxi-w/?utm_campaign=share&utm_medium=copy

http://prezi.com/qjarbkka0-ly/?utm_campaign=share&utm_medium=copy

http://prezi.com/nib7zzosxryo/sushi/