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    C1 Test: Word Formation

    Tryb DEMO — wynik zobaczysz poniżej, ale nic nie zapisujemy.


    Zadanie 1. (SUSTAIN) Policies must be ___ and equitable.
    sustainment sustainable sustainability sustainably

    Zadanie 2. (ROBUST) Findings are ___ across samples.
    robustness robust robustly robustive