(Crude oil) can be expensive.Logical formLearned from7 sentences. A transition can be expensive.Logical formLearned from7 sentences. Provisions can be expensive.Logical formLearned from7 sentences. Caviar can be expensive.Logical formLearned from7 sentences. Drains can be expensive.Logical formLearned from7 sentences. Schooling can be expensive.Logical formLearned from7 sentences. A hostile bid can be expensive.Logical formLearned from7 sentences. (Internet access) can be expensive.Logical formLearned from7 sentences. Robots can be expensive.Logical formLearned from7 sentences. A tree can be expensive.Logical formLearned from7 sentences. Labor may get expensive.Logical formLearned from7 sentences. A market may get expensive.Logical formLearned from7 sentences. Framing can be expensive.Logical formLearned from7 sentences. Board can be expensive.Logical formLearned from7 sentences. A type can be expensive.Logical formLearned from7 sentences.