单项选择题

The Midwest is America's most important______ area.

A．agricultural
B．industrial
C．manufacturing
D．mining industry
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What kind of relationship did Tom Stevenson tell reporters was there between those being murdered and he himself
单项选择题
What can be a substitute for adolescence ceremonies
A．Steps leading to recognition.
B．Increased social-economic status.
C．Adult privileges and responsibilities.
D．Behavioral changes.
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