题目

It will be a big help if you go to the store and get what we need for dinner. , I’ll set the table.  A. As a result         B. On the whole  C. In the meanwhile  D. As a matter of fact 答案：C用“辗转相除法”求得459和357的最大公约数是：                      （      ） A．3    B．9    C．17    D．51