根据句意和首字母填空
3.Andy is c_ about football .He p_ it even when it r_.
5.Their flat is on the third floor .O_ is on the ninth floor.
6.A giraffe has seven bones in i_ long neck.
7.I know ants can s_ things as w_ as dogs can .
9.There's no p_ life without lightning .
10.They I_ around but couldn't see anything unuual.
12.My brother is c_ about mice .But I'm a_ of them .I think it is s_ to have a mouse for a pet.