题目内容
公式“=IFERROR(VLOOKUP(A2,$D$2:$E$39,3,0),"")”的意思是（）。
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关于VLOOKUP()函数，下列说法正确的有（）。
关于VLOOKUP()函数，下列说法不正确的有（）。
Identify the question, example and conclusion in the following passage.What is culture shock? When he first visited the US, Mr. Li was confused on a bus: He meant to give his seat to an elderly man, but the man seemed annoyed and refused to take the seat. Later his American friends explained to him that in the US it is not advisable, and even offensive, to offer your seat to elderly people. This is very different from China, where people are encouraged to do so.From the example we can see that culture shock is the feeling of confusion and anxiety when you encounter situations where the cultural norms in your culture no longer apply.
设初始栈为空,s表示入栈操作,x表示出栈操作,则合法的操作序列是
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