《世界油船(基本)费率表》中规定的参考油船停港时间是()小时。
A.48
B.72
C.96
D.120
参考答案:C
"Jack certainly has a low opinion of Susan." It can not be any worse than _______ of him. [ ]
A. hers
B. she does
C. her
D. she
俗话说:“食不言、寝不语”,下列既属于消化道又属于呼吸道的是.( )
A.鼻腔
B.咽
C.食道
D.喉