单项选择题

A．Generator malfunction.
B．Computer error.
C．A collision with another station.
D．All the abov
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单项选择题
A．Nobody.B．Muslim militants.C．An Islamic organization.D．The Algerian government.
A．Nobody.
B．Muslim militants.
C．An Islamic organization.
D．The Algerian government.
填空题
life span
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