V. 1. My father used to live on a farm when he was young.
    2. He used to teach English in our school five years ago.
    3. Bill used to be a good student and work hard.
    4. She used to stay up late when she was in high school.
    5. There used to be a lake behind my parents' house.
    6. I used to watch football every Sunday last year.
    7. I didn't use to like her but we are best friends now.
    8. When he was a child, he didn't use to study hard.
    9. I used to look after my younger brother.
    10. Mr. Lam used to spend a lot of money when he was young.
VI. 1. of
     2. to
     3. in
     4. at
     5. at
     6. at/in
     7. in
     8. at
     9. on
     10. in
VII. 1. Jane is the same height as her older sister'.
      2. My backpack is not the same as yours.