英语 三年级 词汇题 较难

句型Where is...? It's in/on/under... — 英语词汇题

外研社版(主编:孙有中)·英语 Unit 5 In my classroom AI 三重审校通过

题目
补全单词,使对话完整。A: Where is the book? B: It's __ the bag.(在……里面)A: Where is the bag? B: It's __ the desk.(在……上面)