问题
选择题
It is ___________ the customers’ needs that has made chain stores so popular in big cities in China.
A．meeting
B．met
C．to have met
D．being met
答案
答案：A
考查非谓语动词作主语。这是一个it is …that…的强调句型，强调的是句子主语。动名词和不定式都可做主语，排除B,D;C项是不定式的完成式，不可以作主语，所以选A。