.根据赫兹伯格的双因素理论，激励因素的缺失会导致员工（）
A.满意
B.没有满意
C.不满
D.没有不满
参考答案：D
The new library, ______ last week, is very popular _____ the students. [ ]
A. opening, to
B. opened, with
C. open, to
D. having been opened, among
以下哪种情况不会影响面部外形的对称性（）
A.一偏侧咀嚼
B.牙列缺损
C.牙列缺失
D.后牙早失
E.单个牙牙体缺损
