A (tourist trade) can be busy.Logical formLearned from5 sentences. Telephones can be busy.Logical formLearned from5 sentences. A (petroleum center) can be busy.Logical formLearned from5 sentences. Inspectors of an agency can be busy.Logical formLearned from5 sentences. A test can be busy.Logical formLearned from5 sentences. A (trauma unit) can be busy.Logical formLearned from5 sentences. (Army trucks) can be busy.Logical formLearned from5 sentences. A (bomb squad) can be busy.Logical formLearned from5 sentences. A (mountain road) can be busy.Logical formLearned from5 sentences. An (office phone) can be busy.Logical formLearned from5 sentences. Scorers can be busy.Logical formLearned from5 sentences. A rail can be busy.Logical formLearned from5 sentences. A busy hour may pertain-to a day.Logical formLearned from5 sentences. A male can be busy on a (campaign trail).Logical formLearned from5 sentences. A frenchman can be busy.Logical formLearned from5 sentences.