参考范围为两点终点法1.9～3.61mmol/L的是（）。 A．淀粉酶 B．血清总胆

经医师资格考试或助理医师资格考试，取得执业医师资格或执业助理医师资格的，可以申请医师执业注册，受理机构是（）

A.县级以上卫生行政部门

B.县级以上人民政府

C.县级以上卫生防疫机构

D.省（自治区）级卫生行政部门

E.国务院卫生行政部门

Certificates are (16) documents attesting to the (17) of a public key to an individual or other entity. They allow verification of the claim that a given public key does in fact belong to a given individual. Certificates help prevent someone from using a phony key to (18) someone else. In their simplest form, Certificates contain a public key and a name. As commonly used, a certificate also contains an (19) date, the name of the CA that issued the certificate, a serial number, and perhaps other information. Most importantly, it contains the digital (20) of the certificate issuer. The most widely accepted format for certificates is X.509, thus, Certificates can be read or written by any application complying with X.509.

A．communication

B．computation

C．expectation

D．expiration

某外源性化学物质的蓄积系数K>5时，表明该物质的蓄积毒性为（）。

A.高度蓄积

B.明显蓄积

C.中等蓄积

D.低度蓄积

E.无蓄积

在计算应纳税所得额时，下列支出不得扣除的有( )。

A．向投资者支付的股息、红利等权益性投资收益款项

B．企业所得税税款

C．税收滞纳金

D．所有的捐赠支出

E．罚金、罚款和被没收财物的损失