(Team members) can be busy.Logical formLearned from7 sentences. (Shopping centres) can be busy.Logical formLearned from7 sentences. A (ferry terminal) can be busy.Logical formLearned from7 sentences. A workshop can be busy.Logical formLearned from7 sentences. Clusters can be busy.Logical formLearned from7 sentences. Miners can be busy.Logical formLearned from7 sentences. (Security guards) can be busy.Logical formLearned from7 sentences. Some fighters can be busy.Logical formLearned from7 sentences. A premier can be busy.Logical formLearned from7 sentences. (Assembly lines) can be busy.Logical formLearned from7 sentences. Clubs can be busy.Logical formLearned from7 sentences. An (evening program) can be busy.Logical formLearned from7 sentences. Calls to (emergency response numbers) may ring busy.Logical formLearned from7 sentences. Bulldozers can be busy.Logical formLearned from7 sentences. A row of giant machines can be busy.Logical formLearned from7 sentences.