The document is an English grammar exercise from GrammarNet.com that tests the use of the past simple form of the verb "to be" in affirmative, negative, and interrogative sentences. It provides example sentences and then 6 multi-part questions for the student to complete using "was", "were", "wasn't" and "weren't". The questions ask about locations and descriptions in the past such as "I was in Brazil last year" or "They weren't quiet".