If you make every effort, your dream will________, and this________all the people.
A:be come true; is true to
B:come true;is true of
C:realize;is true for
D:be realized;is true to
根据图中数据,回答下面的问题.
— What can you do _____ the party?
— I can dance.
甲、乙两物体的质量之比为3 :2,密度之比为1 :2,则其体积之比为()
点F(c,0)为双曲线x2a2﹣y2b2=1(a>0,b>0)的右焦点,点P为双曲线左支上一点,线段PF与圆x2+y2=b24相切于点Q,且PQ→=12PF→,则双曲线的离心率等于( )