嫦娥二号卫星每秒飞行15千米，它飞行405千米需要几秒？

根据句意及首字母提示填单词，使句意完整，请注意单词的正确形式。

小题1:Tom often r_________ .his bike to go to the zoo.

小题2:Some students are playing soccer on their school p_________.

小题3:—Dou you think English is easy?

—No. I think it’s a little d_________ .

小题4:We can’t see the ball because it is b ________ the door.

小题5:It’s about 130 k_________ away from Beijing to Tianjin.