A1l of us were          _at the _         news.      [ ]

A. frustrated; frustrated        

B. frustrated; frustrating        

C. frustrating; frustrated        

D. frustrating; frustrating

类风湿性关节炎最常见的手部畸形不包括()

A．手部纽扣指畸形

B．猿手畸形

C．手部尺偏畸形

D．手部鹅颈畸形

E．关节伴脱位畸形