急性心肌梗死时，下列生化指标最早升高的是（）
A.肌钙蛋白T
B.CK-MB
C.肌红蛋白
D.乳酸脱氢酶
E.AST
参考答案：C
As their memories decline, some old people tend to be talkative because they________forget what has
just been said.[ ]
A．anxiously
B．particularly
C．easily
D．hardly
