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单项选择题

A. The total number of piracy attacks worldwide has increased.
B. The number of piracy attacks in Somalia has increased.
C. There were 2003 piracy attacks worldwide in 2007.
D. There were fewer piracy attacks in Somalia last year.
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热门试题

单项选择题A. Income. B. Education. C. Occupation. D. Personality.

A. Income. B. Education.
C. Occupation. D. Personality.

单项选择题A. It sends out signals for help.B. It takes over the driving immediately.C. It stops the car automatically.D. It sounds an alarm to warn the driver.

A. It sends out signals for help.
B. It takes over the driving immediately.
C. It stops the car automatically.
D. It sounds an alarm to warn the driver.