话题 miss having done

话题 should have done

话题 after having done

话题 have it done

话题 have sb done

话题 have sth done

问题 after having done的用法有权威依据吗

前面有网友提到 after doing sth 的用法，有老师回答说也可以用 after having done，但我记得我的老师曾说过，这样的用法不地道，请问 after having done的用法有权威的语法出处吗？参考：https://www.cpsenglish.com/question/51351

问题 could not have能否既不表示虚拟语气也不表示推测

The most important reason why there could not have been any specific blitzkrieg economy before the campaign in the west resides simply in the fact that the German leadership just did not want that.Could have done一般认为可以表示两种含义：对过去的推测以及虚拟语气，但是上...

问题 she must have been pleased and touched. 是对过去发生的事情的推测吗？

...ship her with such an honest idolatry, but even while she laughed she must have been pleased and touched. He was the constant lover, and though she grew old, losing her rounded lines and her fair comeliness, to him she would certainly never alter. To him she would always be the loveliest woman in th...

问题 这里的 as exceedingly unlucky 作什么成分

...though he had been invited only to a family dinner, she would take care to have two full courses.麻烦老师分析一下这里的 as exceedingly unlucky 作什么成分？另外，根据上下文故事的发展，宾利一家一家离开了，所以，我困惑为什么不是should have happened t...

问题 having done 用作伴随状语吗

...le for me.A. learned       B. having learnedC. being learned  D. to have learned各位老师好，这个题网上的答案都是选B，我知道having done 结构不能作定语，那么这里选B是作伴随状语吗？还是说答案有误呢?

问题 动名词用法（worthwhile doing/ forget doing）

... 2， Forget doing something.[means" Forgot that I did"or " That I should have done"]，后面一种理解不应该是forgot to do. ？。 以上观点都来自夸克，语法大全。

问题 have....be done 是什么结构

It's probably hard for you to imagine how it feels to have your destiny be predetermined at birth.这里feel to do是什么用法？ Have....be done 是什么结构！

问题 双引号的用法疑问

...in the sea. "I can testify to the huge effort that government agencies and other organizations have put into trying to understand the ecological values of this vast area," he says.我理解成反讽的原因是：双引号没有打在从这句话上says that "the reserve does broadly protect the ran...

问题 句子成分问题

 one thing they experimented with was the lights they experimented with是定语从句修饰one thing吧，但是这里的 one thing（that） 这里的that是充当介词with的宾语成分吗？转换过来 they experimented with  one thing，  介...