Answer:
There are 2 pattern for past tense....
nominals and verbs sentences.
this is the verbs patterns:
(affirmative) Subject + Verb 2 + Object
(negative) Subject + did + not + Verb 1 + Object
(interogative) Did + Subject + Verb 1 + Object + ?
nominal patterns:
(aff) Subject + Was/were + Adverb/Adjective
(neg) Subject + Was/were + Not + Adverb/Adjective
(int) Was/were + Subject + Adv/Adj
