企业会计政策变更采用追溯调整法进行处理时，除了调整报表相关项目，还要重编以前年度的会

贷款业务是( )。

A．银行最主要的资金运用

B．银行的负债业务

C．银行的中间业务

D．银行最主要的资金来源

One day while a girl was walking in the woods she found two starving songbirds. She took them home and put them in a small (16) She cared for them and felt great love for them.

Once the (17) and per of the two birds flew from the cage. Therefore, (18) he flew close, she grasped him (19) She felt glad, but suddenly she felt the bird go limp. She opened her hand and (20) in horror at the dead bird.

She noticed the other bird moving back and forth on the edge of the cage. She could feel his great need for (21) She lifted him from the cage and (22) him softly into the air. The bird circled once, twice, three times.

The girl watched delightedly at the bird’ s enjoyment. Her heart was no longer (23) with her loss. Suddenly the bird flew closer and (24) softly on her shoulder. It sang the sweetest melody that she had ever heard.

The fastest way to (25) love is to hold on it too tightly, while the best way to keep love is to give it WINGS!

24().

A.landed 

B.sat 

C.slept 

D.stood

如图所示，阴极K用极限波长λ=0.66μm的金属铯制成，用波长λ=0.50μm的绿光照射阴极K，调整两个极板间的电压，当A板电压比阴极高出2.5 V时，光电流达到饱和，电流表示数为0.64μA，求：

(1)每秒钟阴极发射的光电子数和光电子飞出阴极时的最大初动能；

(2)如果把照射阴极的绿光的光强增大为原来的2倍，每秒钟阴极发射的光电子数和光电子飞出阴极时的最大初动能。

自动线存在多种形式，其分类依据包括（）

A.零件是否通过机床上的装夹器具

B.布局形式

C.零件运输方式

D.设备排列方式

E.加工对象的轮换方式

下列属于生物医学研究的是（）

A.有利于患者个人的医学干预。

B.在较大人群中进行诊断.预防或者治疗措施的对照性试验，其目的是在个体生物学差异的背景上显示对这些措施的可普遍化的特异性反应；

C.为特定患者提供诊断治疗或预防手段

D.为改善个体患者健康而进行的医学干预