时态Nothing could have been more annoying

来源：学生作业帮编辑：灵鹊做题网作业帮分类：英语作业时间：2024/06/10 18:18:15

时态Nothing could have been more annoying
上下文：I was busy mixing butter and flour and my hands were soon covered with sticky pastry .At exactly that moment ,the telephone rang .Nothing could have been more annoying
最后一句什么时态?
前面的就不要管了,最后一句话,里面有个have been .我是知道have been 是一般现在完成时,但前面有个could ,所以我看不懂了

could have been 表虚拟语气
再问：这是什么时态呢？
再答：过去完成时

时态Nothing could have been more annoying Nothing could have been more annoying是什麼时态? nothing could have been more annoying Nothing could have been more annoying. Nothing could have been more annoying.这句话里加have nothing could have been more annoying是什麽意思 Nothing could have been more annoying.请帮我把这句话改成there be句型. Nothing could have been more annoying.这里用的是现在完成进行式表示的是什么意思? 英语翻译统领的段落供高手参考There's nothing more annoying than have someon Could you have been more careful Why ,what wrong__I__? ---------(give)more attention ,the accident could have been have been是什么时态?