单项选择。
What the matter her?[ ]
A. is; on
B. are; with
C. is; with
答案：C
根据附着体放置部位的不同，半精密附着体可分为（）
A.磁性附着体和吸力式附着体
B.冠内半精密附着体和冠外半精密附着体
C.成品附着体和自制附着体
D.冠内半精密附着体和牙根内半精密附着体
E.摩擦机械式附着体和摩擦式附着体
Shanghai has _______ the pace of becoming a world-class tourist destination. For example, Shanghai Disneyland, Disney’s first theme park on Chinese mainland, is under construction.
A．accelerated
B．accused
C．accumulated
D．assessed
