连词成句。
1. second, it, floor, is, the, on, (.)
__________________________________________________
2. art, that, an, is, room, (.)
__________________________________________________
3. I, play, after, going, am, to, school, (.)
__________________________________________________
4. I, years, am, eleven, old, (.)
__________________________________________________
5. subject, my, is, science, favorite, (.)
__________________________________________________