Задание 1.
1) went - b
2) have - c
3) Did you go... - b
4) is - a
5) do you study - b
6) begins - b
7) keep - c
8) How old are you? - b
9) do - c
10) learn..... have - a
Задание 2.
fast - faster - fastest
well - better - best
neatly - more neatly - most neatly
carefully - more carefully - most carefully
properly - more properly - most properly
badly - worse - worst
hard - harder - hardest.
Задание 3.
1) faster
2) the best
3) badly
4) well
5) most carefully