Условие задания:

3 Б.
Match the given explanation with the correct idiom.
  
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1. An opportunist without any scruples or ethics, or a politician who wants to represent a place they have no connection with. 
    
 
2. A member of a subversive organisation who tries to help an enemy invade.
   
 
3. Things or people that are .... use language that will not cause offence.
   
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