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问题 有关连词once引导的从句的省略

Once home, Olivia carefully bound the squirrel's leg so it could heal and got him milk from the ice box.请问老师：1 Once home，原句是Once she is home，省略she is，对吗？ home在be后面是副词作表语吗？2 once是表示时间的从属连词，引导状语从句吗？

问题 序数词后的to do 不定式

之前语法书上说序数词后的to do 不定式必须是主动形式。但是在阅读中遇到一个句子，Wale is the first country to be joined to the Kingdom of England. 此处的被动怎么解释吗？

问题 一般过去时和过去完成时对比含义

...I stopped to let the car cool off and to study the map. I had expected to be near my objective by now, but everything still seemed alien to me. I was only five when my father had taken me abroad, and that we eighteen years ago. When my mother had died after a tragic accident, he did not quickly reco...

问题 一道完成时态的填空题（再再续）

Tom has gone out. Tom _______. A. was out B. has been out C. is off D. will be out 说明：对不起，由于匆忙，原题中的 C选项打成了 is out，其实是is off, 很抱歉！另外，我说请专家再补充的意思没说清楚，我想问的是选C 即 is off 可不可...

问题 翻译:I felt persuaded that what he said...

I felt persuaded that what he said would be of real interest.如何翻译，有什么语法现象？

问题 by的用法(by the passage of time)

Assignments are thus felt to be given added weight by the passage of time.句中 by 是随着随着时间的流逝的意思吗？

问题 48 hours在句子中担当什么成份

老师请看以下句子：Flights should be confirmed 48 hours before departure.【参考译文】航班应在起飞前48小时予以确认。【我的疑问】请问这里的"48 hours"在句子中担当什么成份？我把这句话翻译成了“航班在离开前，应该被确认48小...

问题 请问这种比较级结构的句子成分是怎么划分的?

The murderer turned out to be no other person than the inspector himself.请问这种比较级结构的句子成分是怎么划分的?

问题 as soon as I can 是时间状语吗

I'll be back as soon as I can.请问老师，这样的 as soon as I can 还是时间状语从句吗？ 

问题 如何区分完成时和完成被动时

I've been there several times,and i've never been disappointed. 这句话前半句借助be的过去分词been形成完成时态，there做表语? 后半句，如果把disappointed看成形容词，那是完成时，disappointed做表语? 如果把disappointed看成动词disappoint的过...

问题 英语被动语态是和现在完成时是否存在某种联系？

被动是be+done,现在完成时是have+done,都有过去分词done。我感觉有联系但说不上来。我甚至感觉被动语态根本不存在。有点钻牛角尖了，但是很想看看老师的看法。

问题 to的成分

Efforts should be made 1 to curb trade protectionism and increase the technical and financial assistance  2  to the agricultural sector of the LDCs  so as 3 to raise the global agricultural productivity and increase food security.应减少贸易保护，加强对最不发达国家农业技术...

问题 until后面直接加形容词

...可以直接加形容词呢，是省略了什么嘛？The potato cakes can be shallow or deep-fried until crisp outside and meltingly soft inside. 薯饼可以微煎或熟炸，直到变得外脆内软。(科林斯词典)还有这个短语 cook the patties until crisp and freckled on both sides

问题 问一个关于by的修饰的问题

...ating and providing answers for those predictable questions a reader might be expected to ask by adding information to the sentence, we will make the sentence more effective.其中的by是修饰ask还是那两个非谓语动词。除了语境还有什么好方法能准确明白修饰关系吗？

问题 feel done怎样理解句子结构

...老师下句中：EA is about the person feeling connected to events and being able to appreciate the value within the connection.这里connected to events是什么作什么成份，是过去分词短语作feel的宾语吗？但分词不能作宾语啊或者说：I feel connected to the event. 这...