Practise in this link and do the exercises REMEMBER.... In: months | in July; in September |
| year | in 1985; in 1999 |
| seasons | in summer; in the summer of 69 |
| part of the day | in the morning; in the afternoon; in the evening |
| duration | in a minute; in two weeks |
At: part of the day | at night |
| time of day | at 6 o'clock; at midnight |
| celebrations | at Christmas; at Easter |
| fixed phrases | at the same time |
On: days of the week | on Sunday; on Friday |
| date | on the 25th of December* |
| special holidays | on Good Friday; on Easter Sunday; on my birthday |
| a special part of a day | on the morning of September |
