根据句意和首字母提示补全单词。

1. Mario, you used to b    short, didn't you?

2. But now I'm more i    in playing soccer.

3. Did you use to have s    hair?

4. I'm t    of the dark.

5.1 go to sleep with my bedroom light o     .

2008年北京奥运会的火炬“重985克”的正确表述为：_____________________________，交警在监测车辆是否超速时，关注的是车辆的_________（填“平均”或“瞬时”）速度。