题干
.
____ as the most excellent student in her college, as most classmates had expected, made her parents very happy.
____ as the most excellent student in her college, as most classmates had expected, made her parents very happy.
A：Mary’ s being chose
B：Mary being chose
C：Mary chose
D：Mary was chose
答案(点此获取答案解析）
A
是两条直线，
是两个平面，给出下列命题：①若
，则
； ②若平面
上有不共线的三点到平面
的距离相等，则
；③若
为异面直线,
，则
．来源:Z,xx,k.Com
