2dRole-play the conversation.
Mom: Come on, Jack!
Jack: Oh, no! Where’s my bag?
Mom: Hmm … is it on your desk?
Jack: No.And it’s not under the chair.
Mom: Oh! It’s on the sofa.
Jack: Thank you, Mom.Err… where’s the map?
Mom: I think it’s in your grandparents’ room.
Jack: Yes, it’s on their bed! And my hat?
Mom: It’s on your head!
Jack: Oh, yeah! Haha!