can not done sth 和shouldn not have done sth 和might have done

can not done sth 和shouldn not have done sth 和might have done can not have done sth和be considered to have done sth和offer t get sth done和have sth done 请问shouldn't have done和might not have done 在此题中的区别? sth.done 和 have sth.done 的意思和区别! have sth.done和get sth.done的区别? have sth.done 和 get sth.done 有什麼区别吗 have sth done sth? have not done 和 not have done 区别在哪? get sth done /shuold have sth done get sth done&have sth done 请帮忙区分一下have sb done和have sb done,have sth done