能内收、旋内和后伸肩关节（）
A.胸大肌
B.背阔肌
C.肩胛下肌
D.冈下肌
E.冈上肌
参考答案：B
.She rose from being a nobody to become a superstar.
A.a famous person B. an unknown person C.an important person
—There are 85% students watching TV every day.
—So we know _____ students do it. [ ]
A. all
B. some
C. most
D. no
