肩关节创伤性脱位，肩峰突出可以行成（）
A.平肩
B.翼状肩
C.方肩
D.肩关节半脱位
E.肩关节疼痛
参考答案：C
—I heard that he grew worse after taking the medicine．
—Yes．He was ___________to it． [ ]
A. flexible
B. allergic
C. disappointed
D. delicate
实验室用Al2(SO4)3制取Al(OH)3，最合适的试剂是（ ）
A．NaOH
B．H2SO4
C．NH3•H2O
D．KOH
