--- Did you watch the basketball match last weekend?

--- Yes, I did. It was covered      , and I think it was wonderful.

A． lively

B．alive

C．living

D．live

下列说法正确的是（　　）

A．光的传播速度总是3×10⁸m/s

B．太阳光是由红、绿、蓝三种基本色光组成的

C．物体经过平面镜成等大的实像

D．过强的紫外线照射会伤害人的眼睛和皮肤