Attitudes can be positive.Logical formLearned from59 sentences. A campaigning can be positive.Logical formLearned from59 sentences. Trials can be positive.Logical formLearned from59 sentences. A judgment can be positive.Logical formLearned from59 sentences. A material can be positive.Logical formLearned from59 sentences. A rider may test positive.Logical formLearned from59 sentences. Feelings can be positive.Logical formLearned from59 sentences. An environment can be positive.Logical formLearned from58 sentences. Emphasis can be positive.Logical formLearned from58 sentences. Some students may test positive.Logical formLearned from58 sentences. A polarity can be positive.Logical formLearned from58 sentences. Prints can be positive.Logical formLearned from58 sentences. Statistics can be positive.Logical formLearned from58 sentences. (Life changes) can be positive.Logical formLearned from58 sentences. A tone can be positive.Logical formLearned from58 sentences.