牙周探诊所得结果应为以下内容()
A.牙周袋深度
B.龈下牙石有无
C.附着水平
D.是否有探诊后出血
E.以上均是不符合
参考答案:E
Jobs was _____ chairman of Apple's board. Here's hoping ______ it's not over yet. [ ]
A. a ; that
B. a ; which
C. / ; that
D. / ; which
下列各个子图表类型中,属于折线图的是()。
A.A
B.B
C.C
D.D