下列答案中，不是大洲与大洲分界线的是[ ]
A．白令海峡
B．直布罗陀海峡
C．马六甲海峡
D．德雷克海峡
答案：C
Bob fell asleep in class and the teacher .[ ]
A. wake him up
B. wake up him
C. woke him up
D. woke up him
刚脏指的是( )
A．脾
B．肝
C．肾
D．心
E．肺
