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Android中,如何实例化在布局文件中已有的控件?
A、new Xxx()
B、findViewById()
C、getElementById()
D、getResources()
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缓和曲线长度应同时满足最小曲线长度和超高缓和段长度的要求。( )
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Which of the following is correct?
A.There was a fusion between Rock music and other music genres in the90s.
B.Hip hop had gained popularity since it indicated a means of social protest and a form of self-expression.
C.The 70s saw the rise of reggae and the emergence of disco followed.
D.Rock music originated in the UK in the 1960s.
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