You are going to make an advert for a machine or a gadget

ответ:

не знаю про

he has taken me to the airport.

i have been in prague.

they have spent a lot of money on their tour.

i have tried on a new coat.

she has visited hungary and poland.

denys has seen a lot of new countries.

we have driven on a highway.

quick- quicklyer-the quickliest

bad-worse-the worst

expensive-more expensive-the most expensive

clever-cleverer-the cleverest