英语中常用时态的分类及构成，能详细说说分别是什么意思吗？

Question

如题所述

Answer 1

一般进行完成完成进行现在write单三writesamis writingare haswrittenhave hasbeen

writinghave过去Wrotewaswritingwere had writtenhad been writing将来

shallwritewillshallbe writingwillshallhave writtenwillshallhave been writingwill过去将来shouldwritewould shouldbe wrtingwouldshould have writtenwouldshouldhave been追问

谢谢。但是，我不是太懂。