设int x;,与x==0等价的表达式是
A..x==1
B..!x
C..x!=0
D..x!=1
正确答案是B
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Passage 2 When one sees a lazy, contented cat stretched out asleep in front of the fire, it is hard to believe that she is the first cousin to the tiger. If you want proof the cat's Relationship to the tiger, watch