上下配穴法是指（）配穴。
A.上部
B.左部
C.右部
D.上、下部
E.左、右部
参考答案：D
The other day, my father drove his car at ______ I thought was a dangerous speed.[ ]
A. as
B. that
C. which
D. what
管线测温时，热电阻、热电偶温度计的接线盒出线孔应向（）秒。
A.上
B.下
C.左
D.右
