C. struct score                                           D. struct score

  {                                                              {

int math;                                                   int math;

int Chinese;                                               int Chinese;

   };                                                            };Li, Wang;

struct score Li, Wang;

17. 下面各个运算符的优先级从左到右依次降低的是（　　　）

A.&   >>    |    ^                                    B.~    &   >>   |

C.>>    &   ^    |                                      D.~   >>   &   ^