---Wherearethebooks?---________onthesofa.A.It'sB.They'reC.ThereareD

发布时间：2020-08-06 19:40:49

---Where are the books?
---________ on the sofa.A.It'sB.They'reC.There areD.These are

网友回答

B解析用they代替the books。
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