bonjour pourriez bous m'aider a se devoir d'anglais merci

je ne ne suis pas sur              if i were as small as a fly,i would travel all the world 
if i won the lottery , i would buy a beautiful car 
if i did not have to work later,i would go to the cinema
if my teachers were remplaced by computers,i would not understand well 
if only only more women were managers .. j'ai pas compris 
if school wasn't complusory , i would not go to it 
if  guns dissapeared  no one would be killed