ADJ
                            
                            
                                - matching
 - a matching pair of vases
 
- identical
 
                             
                         
                                                
                            
                                
PREP
                            
                            
                                - in a/the ~
 - Answer one question in each pair
 
- in ~s
 - These candlesticks only come in pairs
 
- ~ of
 - a pair of shoes
 
                             
                         
                                                
                            
                                
PHRASES
                            
                            
                                - one of a pair
 - one of a pair of crystal vases
 
                             
                         
                                         
             
         
                
            
            
                
                                            
                            
                                
ADJ
                            
                            
                                - inseparable
 
- good
 
- happy (= a newly married couple)
 
- odd
 - They make an odd pair
 
                             
                         
                                                
                            
                                
VERB + PAIR
                            
                            
                                - match
 - The pair were matched for age
 
- make
 - I thought they would make a good pair so I arranged for them to meet
 
                             
                         
                                                
                            
                                
PREP
                            
                            
                                - in a/the ~
 - The students worked in pairs
 
                             
                         
                                         
             
         
                
            
            
                
                                            
                                                
                                                
                            
                                
PREP
                            
                            
                                - ~ of
 - a pair of swans nesting by the river