We send cards and give presents ___ Christmas.
at
Our school picnic is ___ the twenty-eighth of June.
on
We celebrate Father's Day ____ June.
in
My father and I usually have a tea time ____ the afternoon.
in
I have a ballet lesson ____ four o'clock ____ six o' clock.
from...to
I was so sleepy ____ working for 12 hours.
after
I usually have breakfast ___ half past six.
at
Ellie gets up ____ seven o'clock ____ the morning.
at, in
Our class monitor usually turns off the lights ______ he leaves the classroom.
before
I have lessons ___ Mondays ___ Fridays.
from..to
We eat moon cakes ____ Mid-Autumn Festival.
at
We usually wear a vest and shorts ______ summer because it's too hot.
in