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【单选题】
在Excel中,在公式中使用多个运算符时,其优先级从高到低依次为(50)。A.
算术运算符→引用运算符→文本运算符→比较运算符
B.
引用运算符→文本运算符→算数运算符→比较运算符
C.
引用运算符→算数运算符→文本运算符→比较运算符
D.
比较运算符→算数运算符→文本运算符→引用运算符
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【判断题】The FOM must stay in control of all activities that affect the delivery ofhospitality to the guest.
A.
正确
B.
错误
【单选题】An ( ) is a type of system software that acts as the master controller for all activities that take place within a computer system.
A.
Tencent QQ
B.
Baidu
C.
Operating System
D.
WeChat
【单选题】完成下列各题 A If you are writing or studyin9，it makes very much difference where the light comes from．People who use books and pens every day have to be especially careful about the way the light shines on...
A.
How the light shines on our work is of much importance．
B.
The way the light shines on your work makes no difference．
C.
We needn't care about where the light comes from．
D.
People can write or study under a light that comes from any direction．
【简答题】The financial system of the United States and other developed nations performs a number of functions that are essential for a modern private-enterprise economy. T wo of the most important of these fun...
【单选题】I always regretted not_________ harder when l was young．
A.
studyin9
B.
having studied
C.
to study
D.
D to have studied
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