past simple tenseto talk about actions completed in certain time in the pastpositive Subject + التصريف الثاني للفعل I / He / They passed the examNegative Subject + didn't + infinitive I / He / They didn't watch the match.Interrogativ Did + Subject + infinitive? / wh-word + did + Subject + infinitive?Did the police arrest the criminal? Where did he spend the holiday?passive Object + was / were + P.P. The criminal was arrested.