I have been studying English _____ five years ago.应该填will还是since

问题描述:

I have been studying English _____ five years ago.
应该填will还是since

应该填since

since 自从...

I have been studying English __since___ five years ago.
五年前我就已经开始学习英语了.
这句的考点是since, since前面用完成时,后面用一般过去时

since
意思是
我"从"5年前开始学习英语