An endeavor can be prolonged.Logical formLearned from7 sentences. A period can be prolonged.Logical formLearned from7 sentences. An economy can be prolonged.Logical formLearned from7 sentences. A (cell phone use) can be prolonged.Logical formLearned from7 sentences. A passage can be prolonged.Logical formLearned from7 sentences. A battle can be prolonged.Logical formLearned from7 sentences. An accommodation can be prolonged.Logical formLearned from7 sentences. An anticipation can be prolonged.Logical formLearned from7 sentences. An intensive care can be prolonged.Logical formLearned from7 sentences. A shortness can be prolonged.Logical formLearned from7 sentences. Outbreaks can be prolonged.Logical formLearned from7 sentences. (Freezing temperatures) can be prolonged.Logical formLearned from7 sentences. A minimum can be prolonged.Logical formLearned from7 sentences. A pleasure can be prolonged.Logical formLearned from7 sentences. A grip can be prolonged.Logical formLearned from7 sentences.