Choose the correct answer.
          
            
                
                
                
                    
                        
                            
                                1 of 8
                                What is the plural of: city
                            
                            
                        
                    
                    
                
                    
                        
                            
                                2 of 8
                                What is the plural of: man
                            
                            
                        
                    
                    
                
                    
                        
                            
                                3 of 8
                                What is the plural of: box
                            
                            
                        
                    
                    
                
                    
                        
                            
                                4 of 8
                                What is the plural of: foot
                            
                            
                        
                    
                    
                
                    
                        
                            
                                5 of 8
                                What is the plural of: mouse
                            
                            
                        
                    
                    
                
                    
                        
                            
                                6 of 8
                                What is the plural of: leaf
                            
                            
                        
                    
                    
                
                    
                        
                            
                                7 of 8
                                What is the plural of: sheep
                            
                            
                        
                    
                    
                
                    
                        
                            
                                8 of 8
                                What is the plural of: tomato