A commercial can be busy.Logical formLearned from9 sentences. A spending can be busy.Logical formLearned from9 sentences. A project can be busy.Logical formLearned from9 sentences. A river can be busy.Logical formLearned from9 sentences. Technicians can be busy.Logical formLearned from9 sentences. Visitors can be busy.Logical formLearned from9 sentences. A (resort town) can be busy.Logical formLearned from9 sentences. Some teachers can be busy.Logical formLearned from9 sentences. A (summer driving season) can be busy.Logical formLearned from9 sentences. Times can be busy.Logical formLearned from9 sentences. A noise can be busy.Logical formLearned from9 sentences. A society can be busy.Logical formLearned from9 sentences. A (commuter station) can be busy.Logical formLearned from9 sentences. A real-estate agent can be busy.Logical formLearned from9 sentences. A (day job) can be busy.Logical formLearned from9 sentences.