题干
A: Where's my ball ?
B:________________.(在门旁边)
A：It's near the door .
B：It's near the desk .
C：Hello.
答案(点此获取答案解析）
A
A: Where's my ball ?
B:________________.(在门旁边)
A：It's near the door .
B：It's near the desk .
C：Hello.
平面
，过平面
与
都成
角的直线有且只有：( )