-Miss Li is arm in arm with Mr. Lin-________ sight!
A. how astonishing a
B. so an astonishing
C. what astonishing a
D. such astonishing a
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________ it is to have a cold drink on such a hot day!
A. What a fun
B. How fun
C. What fun
D. How a fun
下列哪个代码替换程序中的【代码】会导致编译错误？abstract class AAA (abstract protected int getNumber();}class BBB extends AAA { 【代码】 }
A. protected int getNumber( ) { return 100; }
B. int getNumber( ) { return 100; }
C. public int getNumber( ) { return 100; }
D. public int getNumber( ) { return 'a'+'b'; }
下列哪个代码替换程序中的【代码】不会导致编译错误？abstract class AAA (abstract protected int getNumber ( );}class BBB extends AAA{ 【代码】 }
A. protected long getNumber( ) { return 20L;)
B. public byte getNumber( ) { return 10;)
C. public int getNumber( ) { return (byte)10;}
D. public char getNumber() { retum 'A';}
下列哪个代码替换程序中的【代码】不会导致编译错误？interface class AAA{abstact int getNumber( );}class BBB implements AAA { 【代码】 }
A. protected int getNumber( ) { return 100; }
B. int getNumber( ) { return 100; }
C. public int getNumber( ) { return 100; }
D. int getNumber( ) { return 'a'+'b'; }
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