CI本身是通过系统化、标准化的设计来传达企业的经营信息，但是，CI设计的（）不够，视

根据《企业所得税法》的规定，下列表述正确的有（）。

A．企业应自年度终了之日起4个月内，向税务机关报送年度企业所得税纳税申报表，并汇算清缴，结清应缴应退税款

B．企业自开始生产经营的年度，为开始计算企业损益的年度

C．企业缴纳的企业所得税，所得以人民币以外的货币计算的，应当折合成人民币计算并缴纳税款

D．企业从事生产经营之前进行筹办活动期间发生筹办费用支出，不得计算为当期的亏损

The mother of a hospitalized 3-year-old girl expresses concern because her daughter is wetting the bed. What should the nurse tell her ？（）

A．"It's common for a child to exhibit regressive behavior when anxious or stressed. "

B．"Your child is probably angry about being hospitalized. This is her way of acting out. "

C．"Don't worry. It's common for a 3-year-olcl child to not be fully toilet-trained. "

D．"The nurses probably haven't been answering the call light soon enough. They will try to respond more quickly. "

1947年__________、___________率领西北人民解放军，进行多次战役，粉碎了敌人对陕北的进攻。

简述光源直接调制方式的主要优缺点。

探究杠杆平衡条件实验时，有一小组的同学猜想杠杆的平衡条件是“动力+动力臂=阻力+阻力臂”，他们经过实验获得下列数据

于是，他们认为自己的猜想得到了验证．你认为他们的实验过程存在什么问题？