What does the father mean?
A:He wants his daughter to stay at home.
B:He will offer any help to his daughter.
C:He will give the talk for his daughter.
《2013年大连市海洋环境状况公报》显示,2013年大连市管辖海域总面积为29000平方公里,29000用科学记数法表示为( )
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