薄膜波导中,形成敷层辐射模的条件是()
A.
B.
C.
D.
参考答案:C
—It was really very kind of you to give me a lift home.
—Oh,don’t mention it.I _______ past your house anyway.
A.was coming
B.will come
C.had come
D.have come
癫痫持续状态的定义是()
A.持续的小发作、
B.频发的癫痫大发作
C.长期服药不能控制的大发作
D.频发的大发作,间歇期仍意识不清
E.持续的精神运动性发作