下列情况中,适宜粘结桥修复的是()
A.有深覆合及不良咬合习惯
B.缺牙间隙过大,缺牙数目超过2个
C.基牙有大面积龋坏或缺损
D.1~2个前牙缺失,咬合正常
参考答案:D
resume( )方法恢复哪些线程的执行
A.通过调用stop( )方法而停止的线程
B.通过调用sleep( )方法而停止运行的线程
C.通过调用wait( )方法而停止运行的线程
D.通过调用suspend( )方法而停止运行的线程
Each of us _________ a new song at the last party. [ ]
A. were taught
B. teaches
C. was taught
D. teach them