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'.

Each item below offers a choice, in a pull-down menu, of four prepositions for expressing various logical relationships. For each numbered item, select the preposition that best fits in the sentence.

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 ...