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I have been trying to give up smoking.( )

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will have been trying    have been trying    will be trying    had tried  
give up  pick up  build up  take up  
will have been trying   have been trying   will be trying    had tried  
give up  pick up  build up  take up  
give up  pick up  build up  take up  
telllies  lose confidence  avoid dangers  waste time  
shyness  pride  self-doubt  laziness  
gives up their college education  learn from other students  feels happy because they are in college  tries hard before giving up  
tried    had tried    will try    have been trying  
will have been trying    have been trying    will be trying    had tried  
give up  pick up  build up  take up  
waited   have waited   had been waiting   have been waiting  
give up  pick up  build up  take up  
give up  pick up  build up  take up  
telllies     lose confidence    avoid dangers  waste time  
pick up, give up  put away, give up   give up, put away  give up, pick up  
give off  put up  quit  accept  
give up  pick up  build up  take up  

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