淀粉酶活性减低见于（）
A.腮腺炎
B.消化性溃疡
C.机械性肠梗阻
D.慢性胰腺炎
E.急性胰腺炎
参考答案：D
It is not where you graduated but ________ you have the ability to work out problems ________ counts.
A．whether; which
B．what; that
C．whether; that
D．what; which
蛇咬伤后缚扎急救时，下列哪一项是错误的？（）
A.伤口排毒或服药后4小时可解除缚扎
B.伤口近心端缚扎
C.缚扎时间可持续8～10小时
D.每隔15～30分钟放松一次
E.咬伤超过12小时不宜缚扎
