Research can be active.Logical formLearned from60 sentences. A person can be active.Logical formLearned from60 sentences. Teens can be active.Logical formLearned from60 sentences. Gangs can be active.Logical formLearned from60 sentences. Active members can be constituted-of-or-filled-with society.Logical formLearned from59 sentences. Personnel can be on active duty.Logical formLearned from58 sentences. A session can be active.Logical formLearned from58 sentences. Some companies can be active.Logical formLearned from58 sentences. A body can be active.Logical formLearned from58 sentences. Cells can be active.Logical formLearned from58 sentences. Troops can be active.Logical formLearned from58 sentences. Separatists can be active.Logical formLearned from58 sentences. A period can be constituted-of-or-filled-with active duty.Logical formLearned from57 sentences. An enzyme can be active.Logical formLearned from57 sentences. (Reserve troops) may be called to active duty.Logical formLearned from57 sentences.