请教英语达人,背文章时是先自己背熟然后shadowing practice 还是直接shadowing practice

请教英语达人,背文章时是先自己背熟然后shadowing practice 还是直接shadowing practice shadowing 什么医生? student shadowing experience什么意思 practice 通信里面的lognormal shadowing什么意思? Fur Shading和Shadowing什么意思 英语：练钢琴练钢琴 的英语怎么说?practice piano 还是practice the piano? 怎样背英语文章能很快就把背熟? practice英语怎么读 常客用英语怎么说,是regular customer还是practice customer Practice后跟不定式还是ing put into practice 还是practicing