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SPANISH

ENGLISH

unproductive

[ˌʌnprəˈdʌktɪv]
adjective
[land, work]

improductivo ( f improductiva)
[discussion, meeting]

infructuoso ( f infructuosa)

similar words

unproductive

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unpronounceable

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unprepossessing

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French

German

Italian

Complétez la séquence avec la proposition qui convient.

I have a sore throat because I … all night long.
- have been singing
- have sung