In OR On
I have English classes ___ Monday.
ON
I have English classes ON Monday.
She's going to travel ___ tomorrow.
TOMORROW
She's going to travel TOMORROW.
We go on holiday _____ August.
IN
We go on holiday IN August.
____ the morning, I have bread and chocolate milk.
IN
In the morning, I have bread and chocolate milk.
The shop opens ____ 9 o' clock.
AT
The shop opens AT 9 o'clock.
They don't watch TV ____ the evening.
IN
They don't watch TV IN the evening.
My birthday is _____ 25th September.
On
My birthday is ON 25th September.
What do you usually do ____ the weekends?
AT
What do you usually do AT the weekends?
I don't go to school ___ Sunday.
ON
I don't go to school ON Sunday.
____ November, people celebrate Thanksgiving Day.
IN
IN November, people celebrate Thanksgiving Day.
I was awake ____ night. It was terrible because I have a test ___ the day after tomorrow.
AT
NO PREPOSITION
I was awake at night. It was terrible because I have a test the day after tomorrow.
I get up ____ half past six.
AT
I get up at half past six.
She was born ___ 1994. Her birthday is ___ 14th April.
IN
ON
She was born IN 1994. Her birthday is ON 14th April.
Can you meet me ___ lunchtime?
AT
Can you meet me at lunchtime?
My birthday is ____ 7th September. It's ___ a Friday.
ON
ON
My birthday is ON 7th September. It's ON a Friday.