Whose...? 句型询问物品归属 — 英语填空题
题目
Tom 在教室里捡到三样东西。他逐一询问：A: Whose ruler is this? B: It's Lily's. A: Whose pen is this? B: It's Mike's. A: Whose schoolbag is this? B: It isn't Mike's. It's Lily's. 请根据对话填空：The ruler is ___'s. The pen is ___'s. The schoolbag is ___'s, too.