题文
___________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 |
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___________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 |
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