Rome was not built in one day.You should set _____goals and work hard to achieve them.

A．alternative

B．considerable

C．subjective

D．realistic

肩锁关节脱位时不会出现的症状是：（）

A.局部肿痛

B.锁骨外侧端隆起

C.患肢外展上举困难

D.有弹跳征

E.搭肩试验阳性