经代谢转变后，能抑制脱氧胸苷酸合成酶，干扰核算代谢的药物是（）。
A.门冬酰胺酶
B.长春新碱
C.长春碱
D.氟尿嘧啶
E.巯嘌呤
参考答案：D
—Come in Peter, I want to show something to you.
—Oh, how nice of you! I______ you ______to bring me a gift.
A．never think; are going
B．never thought; were going
C．don’t think; were going
D．hadn’t thought; were going
限制非相关人员接近资产的控制活动属于：
A．凭证和记录控制
B．职责分工控制
C．独立检查控制
D．实物控制
