1 . —I am________ about playing computer games. I often play for 24 hours without stop.
—It’s bad for your________. You’d better give up this bad habit.

A．surprising; healthy	B．interesting; health
C．crazy; healthy	D．crazy; health

2 . While rock climbing is ________ extreme sport, most people use ropes and a harness(背带) to stay safe. The ropes will catch you if you fall. ________ others, like 31-year-old US climber Alex, make rock climbing even _______(crazy). (用适当的词填空)(所给词的适当形式填空)