下列描述各项中，（）符合营业外支出。 A.核算企业发生的与日常经营活动无直接关系的各

Many of the activities performed during the preliminary investigation are still being conducted in (1) , but in much greater depth than before. During this phase, the analyst must become fully aware of the (2) and must develop enough knowledge about the (3) and the existing systems to enable an effective solution to be proposed and implementeD. Besides the (4) for process and data of current system, the deliverable from this phase also includes the (5) for the proposed system.

1（）

A．analysis phase

B．design phase

C．implementation phase

D．maintenance phase

女，30岁。主诉右侧后牙疼痛1周。1周前，右侧后牙遇冷热痛，近2天夜间痛明显，呈阵发性。就诊时疼痛发作，温度测验分不清患牙部位。口腔检查发现右下第一磨牙面龋，探敏感，叩痛（+）。缓解疼痛的最有效方法是（）

A.开髓引流

B.龋洞内放失活剂

C.龋洞内放丁香油棉球

D.服用止痛药

E.针灸止痛

一个种群内某对等位基因的隐性类型幼体夭亡。某时期内，该种群中隐性类型占1/6，杂合子占1/3，如果随机交配，下一代隐性类型比例是[ ]

A．1/9

B．1/16

C．1/25

D．1/36

与盐酸麻黄碱注射液配伍会产生土黄色沉淀的是（）

A.丹参注射液

B.硫酸小檗碱注射液

C.紫花丹参注射液

D.川芎嗪注射液

E.夏天无注射液

直接支配骨骼肌的神经元位于

A．脊髓
B．脑干
C．小脑
D．基底神经节
E．大脑皮质