查人人中国名人网乔丹教你投篮中文版:英语高手,please.
来源：百度文库 编辑：查人人中国名人网 时间：2024/05/10 12:30:40
Please________and bring some books.
A.go to upstairs B.go down upstairs C.go upstairs D.go up stairs
要原因
A.go to upstairs B.go down upstairs C.go upstairs D.go up stairs
要原因
C
上楼去
C upstairs 是方向性副词