听对话,回答问题。 1. The man wants to go to _____. A. the nearest street B. Jiangbei Airport C. the bus stop 2. How long will it take the man to get there on foot? A. About half an hour. B. About twenty minutes. C. About forty minutes. 3. Which bus can the man take? A. The No. 30 bus. B. The No. 32 bus. C. The No. 23 bus.