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【单选题】
下面这段程序执行以后,j的大小是 unsigned char j=0xbc; j=j<<2;
A.
0x3c
B.
0xf0
C.
0x78
D.
0x87
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A.
正确
B.
错误
【单选题】在 T 形截面梁正截面承载力计算中,假定在受压区翼缘计算宽度范围内混凝土压应力分布是( )
A.
均匀分布
B.
按抛物线形分布
C.
按三角形分布
D.
部分均匀
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A.
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B.
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C.
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D.
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A.
正确
B.
错误
【单选题】Every possible means ______ but no one knows which is suitable. [     ]
A.
has discussed
B.
have been discussed
C.
has been discussed
D.
were discussed
【单选题】After I call my mother, I ( ) something for dinner.
A.
cook
B.
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