YESTERDAY, AGO, LAST MONTH, IN 1990....
DID+SUBJECT+ VERB+COMPLEMENTS?
WH-QUESTION+DID+SUBJECT+VERB+COMPLEMENTS?
A finished action in the past
Actions that follow each other in a history
A past situation or habit
REGULAR VERBS
THOSE ENDING IN -ED: WORKED
IRREGULAR VERBS
SECOND COLUMN: EAT-ATE
SUBJECT+ DIDN'T+ BASE FORM