A (frequency discipline) can be active.Logical formLearned from4 sentences. Active members may pertain-to a family.Logical formLearned from4 sentences. An (aid organization) can be active in a country.Logical formLearned from4 sentences. (Relief organizations) can be active.Logical formLearned from4 sentences. Some international organizations can be active.Logical formLearned from4 sentences. A (housing market) can be active.Logical formLearned from4 sentences. Active learning may be encouraged.Logical formLearned from4 sentences. Products may contain active substances.Logical formLearned from4 sentences. A bat can be active.Logical formLearned from4 sentences. Some element can be constituted-of-or-filled-with active learning.Logical formLearned from4 sentences. Practitioners can be active in affairs.Logical formLearned from4 sentences. Engineers can be active.Logical formLearned from4 sentences. Knowledge can be active.Logical formLearned from4 sentences. Medical students can be active.Logical formLearned from4 sentences. A (form field) can be active.Logical formLearned from4 sentences.