1. IINN OONN AATT
BByy MMaaiittee SSaaeennzz

2. IN:
Months:
In June, in August
Seasons:
In spring, in summer, in autumn
Parts of the day:
In the morning, in the afternoon
Years:
In 1996, in 2014

3. ON:
Days:
On Monday, on Tuesday
Dates:
On 4th January
Special dates:
On Christmas day

4. AT:
Times:
At 4 o´clock, at half past 9
At bedtime, at the moment,
At the weekend, at night

5. AT
AT

6. IN
IN

7. AT
AT