1) how ___ at college? you didnt say much about it

1) how ___ at college? you didnt say much about it in your last letter
a) do you get on, b) are you get on, c) have you arrived, d) will you arrive
2) when __ in this city again? - In a month
a) you arrive? b) you arrived, c) have you arrived, d) will you arrive
3)In the past people lived in __ harmony with the environment
a) a, b) an. c) the, d) -
4) Hockey __ in winter
a) was played, b) is played, c) played, d) has been played