Conditionals: Unreal or Improbable 
Nivel: Principiantes
1.  If I ... you, I ... to the rules.   was, stuck 
  were, stuck 
  would be, should stick 
  had been, would stick 
  were, should stick 
2.  I ... the roof if I ... a ladder.   could repair, would have 
  should repair, could have 
  would repair, had 
  repaired, had 
  will repair, had 
3.  If she ... here, I ... her a kiss.   were, would give 
  would be, would give 
  will be, would be 
  was, gave 
  can be, give 
4.  He ... things quiet if you ... his palm, but I know you won't.   will keep, greased 
  would keep, greased 
  keeps, greased 
  will keep, will grease 
  would keep, would grease 
5.  If he ... all his possessions, he ... a fortune.   would sold, would made 
  sold, would made 
  sold, made 
  sold, would make 
  sell, will make 
6.  If they ... a ghost, they ... frightened to death; but, fortunately, ghosts don't exist.   will see, will be 
  would see, would be 
  saw, were 
  saw, will be 
  saw, would be 
7.  If my wife ... an alien, I ... her to show me the universe.   is, would ask 
  was, asked 
  were, would ask 
  would be, would ask 
  will be, will ask 
8.  I ... a large house If I ... the lottery.   would buy, would win 
  'll buy, 'll win 
  buys, wins 
  'd buy, won 
  'd bought, won 
9.  What ... if ... immortal?   you would do,  you were 
  would you do, you were 
  can you do, you were 
  would you do, were you 
  did you do, you were 
10.  ... him again if you ... born again?   Can you marry, are 
  Would you marry, were 
  Will you marry, are 
  you will marry, are 
  you would marry, were