有不规则形状的A、B两物体,其质量之比为3∶1,将其分别投入装满水的量筒后,完全浸入水中,溢出水的体积之比为5∶2,则A.A、B的密度之比为5∶6B.A、B的密度之比为6∶5C.A、B的密度之比为10∶3D.A、B的密度之比为3∶10
The mouse said _____ the lion, “Don’t eat me”. A. to B. with
It’s grandma’s birthday _______ Sunday. A. in B. on
I’ll try my best _____ help you. A. on B. to
What’s the matter ________ you? A. to B. with
I prefer ______ a comedy. A. to see B. see