Ответ:

1)a horse is slower than a leopard, but a tortoise is the slowest

2) videogames are more expensive than magazines, but cars are the most expensive

3)fizzy drinks are more bad for you, than chocolate, but burgers are the worst for you

4)plane is more dangerous than train, but cars are the most dangerous

5) supermarkets are nosier than libraries, but discos are the noisiest