实施标高分析的目的在于( )
A.模仿榜样
B.超越对手
C.知己知彼
D.确定谁是最佳
参考答案:B
以下关于双侧颞下颌关节急性前脱位的叙述,哪项是错误的
A.下颌前伸,颏部前突B.前牙开,不能闭口C.耳前肿胀,后牙接触D.必要时行X线检查除外髁状突骨折E.复位后应限制下颌运动2~3周
____ many countries in Latin America have been trying to reduce gaps in income,
America has allowed inequality to grow. [ ]
A. While
B. Since
C. If
D. So