Choose the correct words to complete the rules. 1)We use on/in

1)We use on with days of week and dates (for example, on Wednesday, on Friday, on 15^st January 2019).

2)We use in with months, seasons and parts of the day (for example, in April, in winter, in the morning).

3)We use at with times and words such as weekend, beginning and end (for example, at 3 oclock, at the weekend, at the beginning, and the end).