下列各组句中划线词语，意思相同的一组是（     ）

选出恰当的应答语。

  A．There was no computer room．

  B．I looked it up on the Internet．

  C．I went to Mountain Tai．

  D．He tripped and fell in the race．

  E．I went there by plane．

( 1 )____( 2 )____( 3 )____

( 4 )____( 5 )____

“一叶障目，不见泰山”这句话说明了光在同种均匀物质中沿____ 传播的；“捞不到的是水中月，摘不到的是镜中花”涉及的光学知识是____ 。