This document discusses the past simple tense in English. The past simple tense is used to talk about completed actions in the past. It provides examples of affirmative, negative, and interrogative sentence structures in the past simple tense. Some key points include:
- Affirmative sentences follow the structure of subject + verb (past simple) + complement.
- Negative sentences use the auxiliary "didn't" followed by the verb in infinitive form.
- Yes/no questions in the past simple tense use the auxiliary "did" followed by the subject and verb in infinitive form.
- Short answers to yes/no questions are either "yes, I/she/he/etc. did