STRUCTURE PAST TENSE
by Raquel Noemí Camacho Vite

1. AFFIRMATIVE
1.1. S + V ( PAST) + C
1.2. PETER BUILT A HOUSE
2. INTERROGATIVE
2.1. DID + S + V ( present) + C ?
2.2. DID PETER BUILD A HOUSE?
3. NEGATIVE
3.1. S + DIDN´T + V ( present) + C
3.2. PETER DIDN´T BUILD A HOUSE
4. AFFIRMATIVE
4.1. S + BE + C
4.2. RACHEL WAS BUSY
5. NEGATIVE
5.1. S + BE ( NOT ) + C
5.2. RACHEL WASN´T BUSY
6. INTERROGATIVE
6.1. BE + S + C?
6.2. WAS RACHEL BUSY ?
7. PAST VERB BE
7.1. I, HE, SHE , IT
7.1.1. WAS
7.2. WE, YOU, THEY
7.2.1. WERE
8. PAST OF VERBS
8.1. REGULAR VERBS
8.1.1. 1. WALK WALKED PLAY PLAYED
8.1.2. 2. LIVE LIVED
8.1.3. 3. STUDY STUDIED
8.1.4. 4. PLAN PLANNED
8.2. IRREGULAR VERBS
8.2.1. GO WENT
8.2.2. FLY FLEW