    World. economic leaders hailed signs of  at’on Tuesday, but agreed. it had to be  ‘tare to prevent any setback -    Sentence 1  global. ‘re’  handled wi    sentence 2: DUBAI ; SEPTEMBER. 23 : The world economic:  Pajares hailed on Tuesday signs. of @ global revival but  agreed it had to be handled, with, care to.prevent ay  setb:          