对电容器进行红外测温时，要重点检测哪些部位。（）
A.引线接头
B.电容器本体
C.接地引下线
D.控制机构
参考答案：A, B
— What made Bill so angry?
—____________. His girl friend promised to come at 8:30, but she hasn’t come yet.
A．Having kept waiting
B．Being kept waiting
C．To be kept waiting
D．He was kept waiting
碳氧比测井就是测定快中子与（）及（）核径（）散射而放出的伽玛射线。
