1. 1. My sister _______________ about studying in Canada, but she got married and had to stay in Australia.
    1.   had been thinking
    2.   had thinking
    3.   has been thinking
    4.   had been thought
  2. 2. It _______________ continuously for two weeks, but it finally cleared up yesterday.
    1.   had been raining
    2.   has been raining
    3.   had been rained
    4.   had raining
  3. 3. The football team _______________ on a small pitch for a month; however, they moved to the Olympic Stadium last week and they are playing much better.
    1.   had been trained
    2.   had been training
    3.   has been training
    4.   had been train
  4. 4. I _______________ to call you last week. I was extremely busy last week and I forgot to call you. I'm sorry.
    1.   had planning
    2.   had been planning
    3.   had been planned
    4.   has been planning
  5. 5. If you _______________ trouble with your math class last semester, you should have asked for help. Now, it's too late.
    1.   had been have
    2.   had been having
    3.   had been had
    4.   has been having
  6. 6. When the financial crisis hit, my father _______________ for this company for 10 years. Unfortunately, he had to leave the company and start all over.
    1.   had working
    2.   had been worked
    3.   has been working
    4.   had been working
  7. 7. We _______________ for a year when we ran out of money and had to return home.
    1.   had been traveled
    2.   had traveling
    3.   has been traveling
    4.   had been traveling
  8. 8. My professor _______________ that class with a lot of enthusiasm; however, after his illness, he seemed to lose a lot of energy.
    1.   had been teach
    2.   had been taught
    3.   had been teaching
    4.   has been teaching
  9. 9. I _______________ to get into Penn State University for two years. I was finally accepted last year.
    1.   has been trying
    2.   had been tried
    3.   had been trying
    4.   had been try
  10. 10. The students _______________ good work, but, after the midterm, they seemed to lose interest in their studies.
    1.   has been doing
    2.   had been done
    3.   had doing
    4.   had been doing