圖像來源，Getty Images
Choosing your relativesThis has to be one of 1-2-3's greatest contributions to modern spreadsheets. It still exists, just open up your modern spreadsheet of choice and try it. Enter 1 through 5 down the A column. Starting with B2, enter the formula +$A1+A$2 and copy it down a few rows. Old hands know that a $ symbol in a cell reference fixes that row or column of the reference, otherwise references are relative.
，这一点在新收录的资料中也有详细论述
«Америка пожалеет». Что известно о новом верховном лидере Ирана и как к нему относятся в США?04:55，更多细节参见新收录的资料
Flash can be overpowering，这一点在新收录的资料中也有详细论述