单项选择题
A. About 500,000. B. About 70,000. C. About 13,200. D. About 5,000,000.
A. Near Town Hall. B. In a narrow, dirty street. C. Behind many attractive churches. D. On the south side of the River Thames.
A. Full of violence. B. Quiet and non-interactive. C. Noisy but non-interactive. D. Involving no intellectual stimulation.