Had Tom spent as much time studying as he did _______ the computer games, he would have passed the exam.

1. A.
   play
2. B.
   to play
3. C.
   playing
4. D.
   played

Had he______her promise, she would have made it to Yale University.

1. A.
   looked up to
2. B.
   lived up to
3. C.
   kept up with
4. D.
   come up with

Had I known the party was so boring, I wouldn’t have come. I _______anything.

1. A.
   hadn’t done
2. B.
   haven’t done
3. C.
   didn’t do
4. D.
   wouldn’t do

Had it been possible I would have gone to the movies but I _____ busy.

  A. had been   B. am   C. was  D. would be

Had it been possible I would have gone to the movies but I _____ busy.

  A. had been   B. am   C. was  D. would be