    Sentence, 1: Russia ‘had cldsed. checkpdintscn parts, of the  ‘Border with China’ and Mongolia until June, 43 ttar-Tass nevis  ‘agéncy said    ‘Sentence 2: Russia has closed. dozens of checkpoints oh the  border ivith’China and- Mongolia ', which ‘has. also" repiortéd  SARSoase8, .unti| June 4, fhar-Tass ews agency said.