酒精在体内的主要代谢部位是（）
A.肝脏
B.肾脏
C.脾脏
D.胃肠道
E.呼吸道
参考答案：A
34. —Jack, I want to change my job. You know I haven’t achieved anything since I took up teaching.
— Really? There is not a job considered the best one! As we all know, ______!
A．misfortunes tell us what fortune is.
B．all is well that ends well.
C．if a thing is worth doing it is worth doing well.
D．every profession produces its own best.
管道温度传感器安装在什么位置？
A、驾驶舱
B、客舱
C、行李舱
D、尾舱
