A person may double check that something-is-the-case.Logical formLearned from6 sentences. (Water consumption) may double some years.Logical formLearned from6 sentences. (Credit card companies) may double payments.Logical formLearned from6 sentences. Short interest may double.Logical formLearned from6 sentences. (Oil prices) may double in value.Logical formLearned from6 sentences. Money may double some years.Logical formLearned from6 sentences. A (survival rate) may be doubled with some percent.Logical formLearned from6 sentences. (Motor insurance premiums) may double.Logical formLearned from6 sentences. Customers may double a male.Logical formLearned from6 sentences. A list may be doubled.Logical formLearned from6 sentences. A price of (thistle seed) may double in price.Logical formLearned from6 sentences. Registrations of a breed may double.Logical formLearned from6 sentences. A faucet may double as a sprayer.Logical formLearned from6 sentences. An enjoyment may be doubled.Logical formLearned from6 sentences. Wages may double.Logical formLearned from6 sentences.