对于大多数Ⅱ类错,矫正其前牙深覆盖远中磨牙关系的有效方法是()。
A.近中移动下颌
B.远中移动上颌
C.抑制上颌向前的发育
D.近中移动上颌
E.抑制下颌过度发育
参考答案:A
Jane is high school student in the United States.
A.a 18-year-old
B.a 18-years-old
C.an 18-year-old
D.18-years-old
为什么怀头胎做人流要慎之又慎?