倾斜基牙固定桥取得共同就位道的方法，错误的是
A．正畸
B．备牙
C．改变固位体设计
D．双套冠
E．拔除倾斜牙
参考答案：E
—How did people respond to the plan to charge for plastic bags used in the supermarket?
—The plan received __________ support throughout the country. [ ]
A. widespread
B. steady
C. potential
D. obvious
下列哪种心理属于健康心理（）
A．抑郁情绪
B．不愿与人交往
C．经常感觉自己无能
D．遇到困难时，能积极克服困难
