specific timecan be diverse and can cover a long priod of time but it cannot be undeterminable.
Subject + verb in the past form + ....+ adverb of time + ....Adverb of time can also be at the beginning of the sentence.
I went to mexico last year.
He had an exam yesterday.
I didn't do my homework.
Subject + was / were + verb + ing +..... a specific time
Alex was sleeping yesterday at 6:30 AM .
I was washing the dishes at around 5:30 - 6:30 yesterday .Structure 2:
When + subject + simple past tense + subject + was / were + verb+ing ...
When I went out, you were shouting from behind.
Whan sara came, I was sleeping.Structure 3:
Subject + was / were + verb+ing + when + subject + simple past tense...
You were shouting from behind when I went outside.
I was sleeping when sara came home.Structure 4:
While + subject + was / were + verb+ing + subject + was / were + verb+ing...
While I was sleeping, you were making noises.
While sara was playing, I was sleeping.
Subject + had + past participle form of the main verb + before + subject + simple past tense...
Alex had completed the task before teacher asked.
I had bought a phone before you came here.
Before + subject + sinple past tense + subject + had + past particible form of verb +...
Before I went to the office, I had finished some business with her.
Before she went home, she had taken a test.
Subject + simple past + after + subject + had + past particible...
I went to the office after I had finished some business with her.
Mark ate after I'd(had) bought him a bat.
After + subject + had + past participle + subject + simple past ...
After I had bought a phone for her, she left me! .
After she had gone, I found a new one.
Subject + had + been + [verb + ing] + .... + for / since + .... + before + subject + past simple tense
Alex had been playing cricket for 15 years before he retired.
Jack had been living in Sydney since 2010 before he moved to Melbourne.