Поставьте прилагательные в сравнительную и превосходную степени: an old man, an interesting book, a big toy, a small shop, a high house, a good girl, an easy homework, a short time.

Elder man, the eldest. More interesting, The most interesting book. Bigger, the biggest toy. smaller, the smallest shop. Higher, the highest house. Better, the best girl. Easier, the easiest homework. Shorter, the shortest

An old man — an older man — the oldest man
an interesting book — a more interesting book — the most interesting book
a big toy — a bigger toy — the biggest toy
a small shop — a smaller shop — the smallest shop
a good girl — a better girl — the best girl
an easy homework — an easier homework — the easiest homework
a short time — a shorter time — the shortest time