请问rencently是常用于目前完成时还是一般目前时，抑或是正在进行时？这几种使用方法的不同之处呢？谢谢!
He has written an essay recently. （已写完）
He wrote an essay recently.（写过一篇）
He has been writing an essay recently. （一直在写，未写完）
He writes an essay every night recently. （近来习惯性动作）
He is writing an essay recently.（眼下正在写）