A military-commander may believe imperative.Logical formLearned from1 sentences. (Security measures) can be imperative.Logical formLearned from1 sentences. A use of metal can be imperative.Logical formLearned from1 sentences. A diet of amounts of milk can be imperative.Logical formLearned from1 sentences. Sound may make imperative.Logical formLearned from1 sentences. A (military effort) can be imperative.Logical formLearned from1 sentences. Organization of sources of knowledge can be imperative.Logical formLearned from1 sentences. A levy can be imperative.Logical formLearned from1 sentences.