I knowUnit7Here you are (给你)a pieA pie, please.(请给我一个馅饼。)Here you are.Thank you.a cakeA _______, please.Here you are.Thank you.cakeA cake, a cake,A cake, please.Here you are.Here you are.Thank you.Chantpiepiepiea hamburgerA _________, a_________,A _________, please.Here you are.Here you are.Thank you.ChanthamburgerhamburgerhamburgerWhat's missing?What's missing?a hot dogA ______ _____, please.Here _____ are.______ you. hot ..