An indicator can be blank.Logical formLearned from8 sentences. A parody can be blank.Logical formLearned from8 sentences. A layout can be blank.Logical formLearned from8 sentences. Options can be blank.Logical formLearned from8 sentences. Contents can be blank.Logical formLearned from8 sentences. Screens may go blank.Logical formLearned from8 sentences. A (video tape) can be blank.Logical formLearned from8 sentences. A life can be blank.Logical formLearned from8 sentences. An executive may have a blank check.Logical formLearned from8 sentences. A government may give a blank check to cullings.Logical formLearned from8 sentences. A computer can be blank.Logical formLearned from8 sentences. An ocean can be blank.Logical formLearned from8 sentences. A blank check can be on (missile defense).Logical formLearned from8 sentences. A picture may go blank.Logical formLearned from8 sentences. Canadian passports can be blank.Logical formLearned from8 sentences.