The video discusses the prepositions in, on, and at as they relate to both time and place in English grammar. It explains the specific usage of each preposition with examples and provides a free PDF and quiz for further practice.

Exploring the usage of prepositions in, on, and at in relation to time and place, distinguishing their specific applications such as 'at Christmas' and 'on Christmas day'. Emphasizing the general to specific progression from 'in' to 'on' to 'at'.

The chapter discusses the specific usage of the prepositions 'in' and 'on' in relation to talking about months, weeks, and general parts of days. It highlights how 'in' is used for months, weeks, and general parts of days, while 'on' is specifically used for dates.

The chapter discusses the variations in expressing dates between American English and British English, highlighting how dates are structured differently in each language. It also touches on the usage of prepositions like 'on' and 'at' when referring to specific times.

Exploring the usage of prepositions in, on, and at for indicating time and place, with a focus on distinguishing their specific contexts. Includes a quiz for practice and tips for choosing the correct preposition.

Exploring the nuanced use of prepositions 'in' and 'on' in various scenarios such as books, newspapers, surfaces, and public transport, highlighting distinctions between enclosed and open spaces.