eat | ate | eaten
- S + V2
- S + didn't + V
- Did + S + V ?
didn't = did not
#past #simple
- S + was + Ving
- S + wasn't + Ving
- Was + S + Ving ?
| I/He/She/It | was | wasn't = was not |
| You/We/They | were | weren't = were not |
#past #continuous
- S + had + V3
- S + hadn't + V3
- Had + S + V3 ?
hadn't = had not
#past #perfect
- S + had been + Ving
- S + hadn't been + Ving
- Had + S + been + Ving ?
hadn't = had not
#past #perfect_continuous
