侧向运动时,使下颌向左运动的主要肌肉是()
A.左侧翼外肌上头
B.右侧翼外肌上头
C.左侧翼外肌下头
D.右侧翼外肌下头
E.左侧嚼肌
参考答案:D
Of these two basketball teams, the former comes from the US; the________ comes from England.[ ]
A. late
B. later
C. latter
D. lately
企业的外汇收支平衡结果可以用()来概括。
A.顺差
B.逆差
C.平衡
D.以上答案都对