配管配线工程中，管与管采用（）连接时，要加焊跨接地线。
A.螺纹
B.承插
C.丝扣
D.法兰
参考答案：C
—Do you know Lunch in Heaven (天堂午餐)?
—An online movie. I just ________ it yesterday and I was moved to tears. [ ]
A. watched
B. was watching
C. will watch
D. have watched
行经颈静脉孔的神经是 ( )
A．舌下神经B．面神经C．展神经D．副神经E．前庭蜗神经
