设指针变量front表示链式队列的队头指针，指针变量rear表示链式队列的队尾指针，指针变量s指向将要入队列的结点X，则入队列的操作序列为（）。
A.front->next=s；front=s；
B.s->next=rear；rear=s；
C.rear->next=s；rear=s；
D.s->next=front；front=s；
In each of the following groups of words, there are four underlined letters or letter combinations marked A, B, C and D. Compare the underlined parts and identify the one that is different from the others in pronunciation. Mark your answer by blackening the corresponding letter on the Answer Sheet.
3. A structure B mixture C gesture D mature
A典当行
B金融资产管理公司
C信托公司
D保险公司
A董事会
B监事会
C董事长
D高级管理层
