so far
... be short of 缺乏,缺少 so far 至今,到目前为止,就此范围(程度)来说 less than 比……少,少于 ...
as yet
... another and yet another 一个又一个的,接二连三的 as yet 现在还,到目前为止; 到那时为止; 至今 but yet 但还是,可是还 ...
to date
... to date:至今,到今朝为止 persist:坚持 ridicule:冷笑 ...
I always do ; Oh I love you
so far ; for now ; by far ; as yet
This is
直到现在。