单项选择题
A．an old industrial center B．a well-known university C．a famous university town D．a newly developed town
A．John Winthrop had difficulty in sleeping B．earthquakes are common in Boston C．Boston was a center for clock-making D．John Winthrop was a scientist
A．Young Thieves B．An Unusual Illness C．Reasons for Stealing D．A Normal Child’s Actions