下列既是贮能物质，又是供能物质的是（） A.葡萄糖 B.脂肪酸 C.一磷酸腺苷 D.

Lemonade is a favorite summer drink. It is enjoyed at family meals, picnic, ball games, and many special parties. People like its light, lemony taste. They also like it because it keeps them from getting too thirsty. Do you drink it
Fresh lemonade can be made by cutting a lemon in half and squeezing the juice into a cup. After the seeds are taken out, sugar and water are mixed in. One cup of lemon juice, One cup of sugar, and two quarts of water stirred together make good lemonade.
There are even easier ways to get lemonade. One way is to buy lemonade powder. Then add the right amount of water. Another way is to buy cans of frozen lemonade and mix it with water. The easiest way of all is to buy and open a can of lemonade that is ready to drink, just like a can of juice.
Lemonade is good for people. It has vitamin C. It keeps the body cool in summer. When served hot it can help a bad cold or a sore throat.
Lemonade is not a new drink. It has been around for a long time. Some say it came from China. Others think it probably came from England or France. More than four hundred years ago an English doctor wrote about the good that lemonade can do for people.

In order to make good lemonade with one cup of lemon juice, we should add to it ______.

A．two spoons of sugar and two quarts of water

B．one cup of sugar and two quarts of water

C．one cup of sugar and one quart of water

D．one spoon of sugar and one quart of water

( )是企业管理层在风险分析的基础上，为实现企业目标，使企业各项运作正常有序，通过政策程序的制定并使之有效执行而采取的措施和手段。

A．控制活动
B．风险管理
C．监督
D．控制环境

合闸电源网络一般采用环形接线，并有适当的分段。

2G/3G互操作中所指的3大8小场景中的3大指下面哪些场景（）

A.UE移动速度慢，信号衰减慢；

B.UE移动速度快，信号衰减快；

C.UE移动速度慢，信号衰减快；

D.UE移动速度快，信号衰减慢

对于反应器催化剂床层径向温度分布的要求是（）。

A、温差越大越好

B、温差越小越好

C、保证一定的温差

D、无所谓