简述盘亏率计算公式。

Read the passage and fill in the blanks with proper words

Most people know that intelligence quotient (IQ. is important, but EQ is probably more important in daily life. When facing an exam, EQ helps us to manage our feelings. When getting along with friends or parents, EQ helps us to c  小题1:   well.

EQ is shaped partly by genetics（基因.. You can see some babies are quiet, while others are not. B  小题2:  , EQ is something you can learn for yourself. You can learn what different feelings might mean and how they relate to yourself and others. If we learn in the right way, our EQ can get better as we get older. Children with a high EQ usually have greater success with making friends. Having a high EQ needs a few different skills. Learning about these skills can help us to i  小题3:   our EQ. But what are they? Let’s take a look!

1. Know yourself 

Most people feel many different feelings t  小题4:  the day. Some feelings like surprise last just a few seconds. Others, like happiness and sadness, may stay around much l  小题5:  . Being able to recognize these everyday feelings is the most basic of all EQ skills.

2. Manage yourself

We all get angry. We all have disappointments. But we need to control it. It is not always the right time or place to express our feelings. When you are angry with someone, take a deep breath and s  小题6:   count to 10. This way, you can calm down.

3. Encourage yourself

When you fail an exam, you may be disappointed. But there is something more effective you can do—learn to encourage yourself. It gives you the energy and c 小题7:   to move on. It helps you to build a strong heart.

镍氢电池是近年来开发出来的可充电电池，它可取代会产生镉污染的镍镉电池。镍氢电池的总反应式是

根据此反应式判断，下列叙述正确的是（ ▲ ）       

A．电池放电时，某电极上电极反应为：Ni³⁺+e^－→ Ni²⁺

B．电池放电时，Ni(OH)₂的含量不断减少

C．电池充电时，镍元素被还原

D．电池放电时，H₂是负极

为中国夺得第一枚世界冠军奖牌的体育项目是（  ）

A．射击

B．游泳

C．乒乓球

D．体操

重症肌无力的治疗方法不包括（）

A.丙戊酸钠

B.新斯的明

C.硫唑嘌呤

D.皮质类固醇

E.丙种球蛋白

养老保险基金作为人们的“养命钱”，其投资运营及其效果关系到养老保险制度能否正常运行，因此养老保险基金在投资过程中必须遵循以下原则()。①安全性原则②收益性原则③流动性原则④社会性原则

A．①②③

B． ①③④

C．①②④

D．①②③④