确定企业培训开发的总体目标的活动过程是指( )。A．员工培训开发规划 B．员工培训

- How was the performance last night?

- It was so good. Though it ＿＿＿＿＿＿ nearly four hours, few people left early.

A．covered

B．reached

C．lasted

D．played

I hadn’t expected James to apologize but I had hoped _____ me.

A．him calling

B．that he would call

C．him to call

D．that he call

当将下述卡环设计在相同基牙上时，与基牙表面接触面积最大的卡环是

A．正型卡环
B．杆式卡环
C．对半卡环
D．RPI卡环
E．联合卡环

以下对氮芥类抗肿瘤药的说法正确的是（）

A.属于烷化剂

B.是β-氯乙胺类化合物的总称

C.其结构分为两部分。烷基化部分和载体部分

D.载体可改善该类药物在体内的吸收、分布

E.以上都对