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问题 过去时还是现在时

请教老师们：In the past，a household is not so rare with four generations living together. 中为什么过去却用is，有人说叙述为了生动，是这样吗？ 谢谢老师们了。

问题 close to做什么成分

The game reserve abounds with bird-life since close to about 452 odd species have been recorded. 这里的close to是如何在句中担当成分的？

问题 once more 修饰什么

before once more turning its attention to the matador. 还原成句子是before it once more turned its attention 还是before once more it turned its attention。这里的once more修饰的是什么。

问题 as with相关疑问

And as with just about anything, the potential demand for AVs among 1.4bn Chinese is huge—$2trn by 2040, reckon consultants at McKinsey这句话中的as with just是什么含义？

问题 being 可以直接用作系动词吗

看英文书遇到一句“With some exceptions, the most prominent being mystery novels.”为什么这个地方会用being？属于系动词的哪类用法呢？

问题 请问off在句中的成分含义

She’s learnt the whole speech off by heart.句中这个off是充当什么成分具体代表什么意思？谢谢!

问题 定语从句关系代词的问题

Mary‘s mom spent a long time in selecting a few hats for Mary,from which Mary chose the one she best liked.  这句话中的which是定语从句中的关系代词吗？

问题 非限定性定语从句

It is exhilarating, but it is nearly impossible to explain to outsiders how the pieces fit together, which they often don't in any coherent way. 请老师分析一下这个句子,which 指代什么?

问题 be动词缩写疑问

You see the vegetation‘s changed hugely.really long grass.And immediately this feels like an area which could harbor wildlife.这里的vegetation‘s changed怎么理解，在名词后面加s不就是所有格了吗？is动词不可以缩写吧？

问题 Help for Old People

这是人教版初中的一个短文的标题。这里的help做名词，是说It's the help for old people吗？for 引出帮助的对象，既为老人提供帮助？

问题 work的用法

The residents in this hospital work long hours.请问这里work是及物动词还是不及物动词？因为牛津词典只标注了vn导致我无法判断，所以以下三种分析是不是都对：work(及物动词)+long hours(宾语)work(不及物动词)+long hours(状语)work(不及物动词)+(...

问题 be made in时态问题

人教版九年级unit 5的对话中有：Where was the ring made？It was made in Thailand.此处为什么不用一般现在时呢？

问题 这是虚拟语气还是过去将来时

请问各位老师们，这是虚拟语气还是过去将来时？ The tunnel would be well-ventilated if tall chimneys were built above sea level.（节选自新概念英语第二册64课）

问题 时间可不可以作表语

Going to the theatre was a loved and time-honored tradition, but that was a long time ago.老师，后面a long time ago为时间作表语吗，可我又觉得不对，请曹老师指点～谢谢

问题 为什么这句话后面用将来时

Could you ascertain whether she will be coming to the meeting?