Why did Mary feel regretful？
A. Because she didn't achieve her ambition.
Because she didn' t take care of her mother.
C. Because she didn' t complete her high school.
D. Because she didn' t follow her mother' s advice.
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Where did the largest tsunami damage occur？
A. Concepcion.
B. Isla Chiloe.
C. Valdivia.
D. Valparaiso.
教师专业化是指获得教师资格证。()
A. True
B. False
教师道德是指教师个人的道德而不是指教师的职业道德。()
A. True
B. False
Jae Kwon gave examples in Paragraph 4______.
A. to show chemical batteries are widely applied
B. to introduce nuclear batteries can be safely used
C. to describe a nuclear-powered system
D. to introduce various energy sources
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