Answer the questions using in/on/at.

1. When is your friend's birthday? - It's on May 14th. 2. When do you tidy your room? - I tidy my room on Saturday morning. 3. When was your granny born? - She was born in 1945. 4. When do you find presents under the New Year tree? - At midnight on January 1st. 5. When do you go to school? - I go to school in the morning. 6. When do you go to bed on Friday? - At half past ten. 7. When did you go to the country? - Last weekend, on Sunday afternoon.