
- Only five years ago, there (be)________was_______ a shortage of computer specialists.
- My uncle (water) ________was watering_______ the flowers when I arrived.
- They usually (spend) ________spend_______ two hours watching TV after dinner.
- We (not see) ________haven't seen_______ any interesting films lately.
- We just (finish) ________had just finished_______ dinner when they came.
- He (work) _________has worked______ as a plumber for many years.