平面导板矫治器的适应症是()。
A.后牙反
B.前牙反
C.牙列拥挤
D.前牙过高,后牙过低所形成的深覆
E.下颌平面角较大的安氏Ⅱ类错
参考答案:D
Four years ago, quitting the artistic director of American Ballet Theatre, Baryshnikov found the White Oak Dance Project.
A.have quit as... was founding
B.having quit as... had founded
C.being quit as... founded
D.having quit as... founded
在Excel工作表单元格中,输入的下列表达式中错误的是()。
A.=(15-B1)/3
B.=A3+A4
C.=B2\\\\C1
D.=SUM(A3:A4)/2