Raincoat
A. What do you know about raincoats? B. I know ____________
Medal
A. What do you know about medals? B. I know that ______________
Mouth
A. What do you know about your mouth? B. I know that ____________
Party hat
A. When do you wear a party hat? B. I wear a party hat when ___________
Net
A. What do you know about nets? B. I know that __________
Oar
A. What is an oar for? B. An oar is for ___________