A preposition is a word that tells you where or when something is in relation to something else. Examples of prepositions include words like 'after', 'before', 'on', 'under', 'inside' and 'outside'.

In each item below, the sentence contains a highlighted conjunction expressing a time relationship, followed by a preposition in parentheses. In the blank box under each item, rewrite the sentence ...

“From”, “at”, “since” or “around” – prepositions like these help us to locate things. They point us in the right direction – in time or place, for example. But it is not always as simple as it seems.

Though ending a sentence with a preposition can often sound clunky, it's still acceptable to do so and sometimes can help make its meaning more clear.

A preposition is a word that tells you where or when something is in relation to something else. Examples of prepositions include words like 'after', 'before', 'on', 'under', 'inside' and 'outside'.