*Aff.Structure:
Subject + Verb(ed/irr) + Complement + .
1.Daniel forgot to save the soda in the fridge.

*Neg.Structure:
Subject + didn't+Verb(base part) + Complement + .
2.Daniel didn't forget to save the soda in the fridge.
*Int.Structure:
-IF? (yes or no)
Did+Subject +Verb(base part) + Complement + ?
3.Did Daniel forget to save the buttr in the fridge? -No,He didn't.
-WH?
Wh+did + Subject + Verb(base part) + Complement + ?
4.Where did Daniel forget to save n the fridge? the Soda.