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问题 一直令我困惑的现在完成时与一般过去时

...k / has taken it away?3. My cake is gone. Tom ate it / Tom has eaten it.4. The window is broken. Who broke / has broken it?就这些句子的时态选择，学生我很是纠结，总是混沌，盼望专家可以为学生深度剖析一下，帮我彻底解开这种混沌的状态。谢谢。

问题 to be doing 是和谓语动词同时发生吗

The “teacher” on occasion would frown slightly, as if considering us to be neglecting our parental duties.参考译文：那位“老师”偶尔会微微皱眉，似乎觉得我俩没有尽到当父母的责任。 我们知道 considering 前面省略了she or he was，完整结构是 as i...

问题 关于曹老师回答的非终结性持续动词的问题

...达完成意义，需要添加边界性状语。那么比如he walked on the street如果根据一般体的事件意义，他走路这件事不是已经结束完成了吗？2.关于非终结持续动词的过去分词，您说只表被动不表完成，老师我的理解是非终结持续动词没...

问题 was responsible for doing与was responsible to do的区别

老师说表示负责做某事，应说 be responsible for doing sth，而不说 be responsible to do sth。比如： Tom was responsible for cleaning the windows. 汤姆负责擦窗户。 请问除了表示“负责做某事”外，在其他情况下可以用 be responsible to do sth 吗？

问题 in order to do中的to do是order的同位语吗？

In order to earn enough money, he worked late into the night. 例句中的to earn enough money是作为介词宾语order的同位语吗？谢谢老师的回答。

问题 as...as结构的比较状语从句省略是否和than引导的比较状语分句省略相似

as...as结构的比较状语从句省略是否和than引导的比较状语分句省略相似?这句句子分句省略了宾语，这样子可以吗？The situation now is not as easy as you think.

问题 分析：No one's born being good at things.

...ood at things.我查了查born是形容词啊？难道这里要理解为像the rich这样的结构，做名词吗？语法书上说这里是形容词短语being good at things 用在be born被动结构后面，做主语补足语，这里都没看见被动结构啊？怎么理解？

问题 as many as ten times 还是 as much as ten times

The passive has been found to be as much as ten times more frequent in one text than another.为什么不是as many as ten times ?

问题 will have been napping 和 will be napping 时态差异含义理解

Don't call the boss; he will have been napping at this moment.如果说成...he will be napping at this moment. 这2句时态的差别体现了什么含义呢？或者说2句有什么理解上的不同吗？麻烦老师讲细些，谢谢！

问题 这里的Suppose we left 后面用了一般过去时究竟该如何理解用法，含义

The new term begins next Monday. Suppose we left tomorrow.这里的Suppose we left 后面用了一般过去时究竟该如何理解用法，含义？    

问题 too...to还是enough to?

...班的一道题，根据例子改写句子。Three people can't sit on the sofa. It' isn't wide enough.  （给出的句子） This sofa __________________________________（改写） A. is too wide for three people to sit it. B. is too wide for three people to sit. C. is wide enoug...

问题 be nowhere to be seen中的不定式是什么成分

英语中的 be nowhere to be seen 和 be nowhere to be found 是很常用句式。如：The teacher was nowhere to be seen. 哪里也没看到老师。Her husband was nowhere to be seen. 哪里都没找到她的丈夫。请问一下，句中的不定式是什么成分？

问题 be said to have是否可以改为be said that it has

The illegal vaccine ring was said to have been in operation since 2011.请问: 句中的 said to have 是否可以改为 said that it has？如果可以，两者有什么区别？

问题 Having been的用法与判断

...独立主格，和作主语吗？ 比如以下：Having been walking in the desert for three hours, we are tired.(作状语) It having been raining for several days, we had to stay at home.（独立主格） Having been working for several hours drives me mad(做主语) 问题二：h...

问题 带有目的的伴随状语

Building maintenance workers were circulating through the office space ensuring power had been restored,which it had.Ad：ensuring power had been restored :我猜测应该是现在分词+宾语构成分词短语作目的状语。而宾语成分却是一个that引导的宾语从句，that被省略了...