World Expo is regarded as the Olympic Games of the economy, science and technology, expert

发布时间：2020-08-16 08:57:54


    World Expo is regarded as the Olympic Games of the economy, science and technology,     expert said.  
A. A; an
B. The; an
C. The; a
D. A; the

网友回答

A. A; an
(答案→)B. The; an
C. The; a
D. A; the
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