Prepositions describe the relationship of words in a sentence. We use prepositions of location such as 'in', 'at' and 'on' to show the position of objects in the sentence. We use 'at' for specific ...
Australia is an island country, which means that it is surrounded by water. The coastline of Australia is over 30,000 kilometres long. In this lesson, you will test your understanding of prepositions ...