Patient: Must I go to the hospital?
  Doctor: No, you _____ . You _____ stay at home.
  A) can't / had to
  B) mustn't / had to
  C) needn't / may
  D) are able to / can
  E) shouldn't / might

  She _____ a lot by cutting down on the luxuries, but she didn't.
  A) could save
  B) could have saved
  C) should save
  D) would save

  My girlfriend said I _____ her anything for her birthday, but I think I _____ her some flowers at least or a nice bottle of wine.
  
   A) didn't need to buy / should buy
   B) had to buy / can't have bought
   C) should have bought / must buy
   D) don't need to buy / don't have to buy
   E) may not buy / may have bought

  This is an opportunity that comes once in a lifetime. We _____ let it
  pass.
  A) don't have to
  B) shouldn't have
  C) needn't have
  D) mustn't

  I feel sick and tired. So I _____ go to school.
  A) can
  B) could
  C) haven't to
  D) am not able to
  E) am able to

  Jane and John saved and saved, and finally they _____ buy the house
  of their dreams.
  A) can
  B) could
  C) managed to
  D) couldn't

  _____ I ride with you to work?
   A) Does
   B) Haven't
   C) Allow
   D) May

  A: _____ .
  B: No, thank you. I've had enough.
  A) Would you like a coffee?
  B) Do you like strawberries?
  C) Could you set the table?
  D) Would you like some more?

  A: I went out last night, and my cold got worse.
  B: You _____ at home.
  A) must stay
  B) had better stay
  C) ought to stay
  D) should have stayed

  Transport systems _____ likely to change in the future. One probable
  difference is that there _____ more electric vehicles.
  A) is / will be
  B) will / are
  C) are / will be
  D) will / would be