Question

А18. They got up early … the morning.
a) at
b) after
c) in
d) on
А19. We played hockey … winter.
a) on
b) at
c) in
d) into
А20. He slept well …night
a) at
b) under
c) in
d) on

Answer 1

A18) at (a)
A19)on(a)
A20)under(b)