1.  s____________   ( a carved or painted board; a mark having an accepted meaning)
2.  d___________   ( illness)
3.   s___________   ( to find a solution)
4.   c___________   ( make clean)
5.   c___________   ( to express feelings of pain. or dissatisfaction)
6．e__________  ( set up)
7.   t___________ up  (come up with)  
8．c___________   (teach or train sb. esp. for a sports contest)
9．S___________   (looking like sb./sth. , but not the same)