在市场需求相对稳定的公用事业企业中，企业的负债率相对较高。 ()
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Why did Mr Sandelius call Gerard Croiset？
A. Because the police couldn't find Carol.
Because Carol didn't want to come home.
C. Because Carol couldn't find her way back home.
John didn't go to the party.
A. Right.
B. Wrong.
C. Doesn't say.
A．stationB．driverC．company
A. station
B. driver
C. company
Modern industry must have developed______.
A. before the Middle Ages
B. in Greece or Rome
C. around the 19th century
D. until the 19th century
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