main方法是Java Application程序执行的入口点，下面main方法的方法头哪项是合法的（）
A. public static void main（）
B. public static int main （String[] arg）
C. public static void main （String args[ ]）
D. public void main （String args[]）
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__ conscious of my moral obligations as a citizen（）
A. I was and always will be
B. I have to be and always wil be
C. I had been and always will be
D. I have been and always will be
Some Martian rock structures look strikingly like structures on Earth that are known______ by microbes（）
A. having been created
B. being created
C. to have been created
D. to be created
At that moment, with the crowd watching, I was not afraid in the ordinary sense, as I__ if I____ alone（）
A. would have been…had been
B. should be…had been
C. could be…were
D. might have been…were
That statement, if not properly explained, might__misunderstanding（）
A. get ready for
B. go in for
C. go back on
D. give rise to
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