Is immigration good for the economy?

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!
10 words to remember in priority
2avantage, allocation
5population active
to 7remplir
8(départ à la) retraite
16compétence, savoir-faire
to 19concevoir
a 19une politique, un projet
to 20améliorer