Wybierz właściwe wyrazy. WB 4/78

1 They go to football practice at / in one o'clock.
2 We ride our bikes every / by day.
3 They have basketball at / on Fridays.
4 They go home by car on / at four o'clock every day.
5 We eat lunch at home every day / quarter.
6 We go to bed at ten o'clock every day / night.

correct answer(s).