单项选择题

Why are so many Chinese clothes stored in European customs warehouses ？（）

A．Because they have exceeded the EU quota limits.
B．Because they are poor in quality.
C．Because they are very expensive.
D．Because they are old-fashione

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热门试题

单项选择题

NASA announced this week that it plans to （）.

A．develop a new spaceship
B．enlarge its research field
C．send astronauts to the moon
D．cut down its expenses in space research

单项选择题

How many astronauts will be on board ？（）

A．2
B．3
C．4
D．5