Bobby: Sam, please go to the shop and buy(买) some eggs for me.
Sam: OK!
Bobby: But be careful(小心), don't make eggs broken(破碎的).
(At 6, Sam comes back with a blue paper box.)
Bobby: What is this?
Sam: Cakes!
Bobby: Where are my eggs?
Sam: They are in the cakes now. No one is broken.
Bobby: ...
Sam: Ha! Ha!