Firms can be busy.Logical formLearned from18 sentences. A council can be busy.Logical formLearned from18 sentences. An agency can be busy.Logical formLearned from18 sentences. A board can be busy.Logical formLearned from18 sentences. An enemy can be busy.Logical formLearned from18 sentences. A (production schedule) can be busy.Logical formLearned from18 sentences. A (street scene) can be busy.Logical formLearned from18 sentences. A (shopping complex) can be busy.Logical formLearned from18 sentences. Children may be kept busy.Logical formLearned from18 sentences. A ship can be busy.Logical formLearned from18 sentences. Visitors can be busy.Logical formLearned from18 sentences. Owners can be busy.Logical formLearned from18 sentences. A sound can be busy.Logical formLearned from18 sentences. A public square can be busy.Logical formLearned from18 sentences. A senator can be busy.Logical formLearned from18 sentences.