函数y=-2x+3的函数值y随自变量x的增大而______(填“增大”或“减小”).
∵一次函数y=-2x+3中k=-2<0,
∴函数值y随自变量x的增大而减小.
故答案为:减小.
The young man went _____ the forest, swam _____ the river and came to a small village.[ ]
A. in, across
B. through, across
C. through, over
D. into, through
61岁女性,化验结果:ALT、AST均升高,总胆红素、碱性磷酸酶、GGT和血清电泳球蛋白均明显升高,此患者很可能是()
A.肝细胞性黄疸
B.溶血性黄疸
C.梗阻性黄疸
D.肝癌
E.病毒性肝炎