题干
. Mother has been busy packing my belongings, making sure I have everything I need. It feels as if she ____ to college with me.
A：were going
B：had gone
C：would go
D：has gone
答案(点此获取答案解析）
C
,平面
,且
,给出下列命题:①若
∥
，则m⊥
；
