Mark, how many picture-books ____ ? Five. [ ]

A. have you

B. has he

C. you have

骨性前牙反牙合的临床诊断标准不包括

A．近中磨牙关系，下颌不能后退至前牙对刃

B．ANB角小于0°Ⅲ类骨面形(恒牙期)

C．替牙期ANB角小于2°

D．恒牙期ANB角小于3°

E．伴有不同程度的颌骨大小、形态和位置异常