比﹣2大4的数是( )
A:1
B:2
C:-5
D:-6
钢铁在潮湿的空气中会发生吸氧腐蚀。以下说法中,正确的是( )
图一为人体消化系统部分形态结构示意图,图二为淀粉、蛋白质、脂肪在消化道各部分被消化程度的示意图,请据图回答:
"There is ______ in today's newspaper, so you needn't read it," the father says to his son.