     
                                               
                      10                          
   1.                                                  80                            
   2.              5     7                       26      24      26       35            
   3.                             
  eat      eat,eats,ate,eating,eaten                        1944                                                                                        
   4.                                                                                                                        
                                
            1000 2000                                              
                
                         
                       