A stare can be blank.Logical formLearned from21 sentences. A person may stare at a blank page.Logical formLearned from21 sentences. Emails can be blank.Logical formLearned from21 sentences. A keyframe can be blank.Logical formLearned from21 sentences. An inside can be blank.Logical formLearned from21 sentences. Fields may be left blank.Logical formLearned from21 sentences. Certificates can be blank.Logical formLearned from21 sentences. (Credit cards) can be blank.Logical formLearned from21 sentences. (Index cards) can be blank.Logical formLearned from21 sentences. A white canvas can be blank.Logical formLearned from21 sentences. Worksheets can be blank.Logical formLearned from21 sentences. A blank check can be signed.Logical formLearned from21 sentences. Page can be blank.Logical formLearned from21 sentences. Thousands can be constituted-of-or-filled-with blank ballots.Logical formLearned from21 sentences. Some percent may cast blank ballots.Logical formLearned from21 sentences.