按要求改写句子。(10分)
（1）You should clean your room. (改为否定句)
_________________________________________________________________
（2）We have lunch at school.(改为一般疑问句)
_________________________________________________________________
（3）I go to school on__foot．(就画线部分提问)
_________________________________________________________________
（4）I am not setting tables.(改为一般现在时)
_________________________________________________________________
（5）Li__Ming always makes a mess in the room.(就画线部分提问 )
_________________________________________________________________