多项选择题
What events did the traveller see（）
A．A chess tournament. B．The Feast of San Gennaro. C．The Annual African American Day Parade. D．Richmond County Fair.
单项选择题 Which people showed the traveller around New York（）
单项选择题 What is the main problem with skincare products（）
单项选择题 According to surveys, which of the following social factors makes a person look older（）
