下列说法中正确的是 A.变化的电场周围空间产生的磁场一定是变化的 B.变化的磁场周围空间产生的电场一定是变化的 C.均匀变化的磁场周围空间产生恒定的电场D.振荡电场周围空间产生的磁场也是振荡的 答案:CD
-- Would she mind playing against her
former teammates?
-- __ She is
willing to play against any tough players.
A. I think
so. B. I'm not
surprised. C. Of
course. D. Not likely!