Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
I (work) in Australia for 3 years then I returned to Spain.
I (work) at this school for 20 years and I want to retire (quiero jubilarme) here.
He is not feeling well because he (eat) too much today.
He was very fat because he (eat) too much, but after a diet he is okey.
I cannot give your the tickets because I (lose) them.
She is tired because she just (run) 10 Km
When he was 5 years he (play) the piano very well
He is the first. He (win)
You cannot go into the classroom because the class (start)
He (invest) (invertir) all his money in a business but he lost it.