问题 not...until... 主从句时态

Not until ______ himself seriously ill.A. he had completed the task did he findC. he completed the task had he found请问各位老师，这里为什么选 A？not find 发生在从句 complete动作之前，为什么主句不用过去完成时，反而从句用了？

问题 Together,you and your teen can work out a time-table in which she can study for what she knows will be on the test此句话中for后面what引导的宾从，what在从句里是再次引导了第二个宾语从句吗？

问题 to which 怎么理解

The discovery, published in January in the Open Fish Science Journal, highlights the extent to which researchers are just beginning to grasp the complexity of marine creatures' behavior.这里的 to which 怎么理解？求详细语法分析。

问题 the crew作主语时谓语动词用单数还是复数

All of my acting in the new season is unpaid, but the crew is paid.上面一句来自2022年高考英语新全国卷Ⅱ听力的录音原文。请问 the crew is paid 一句中为什么用 is 而没有用 are 啊？

问题 not only...but also连接不对等词项

...构。它可以直接用在所修饰的词或短语之前。例如：We go there not only in winter, but also in summer.Not only the bathroom was flooded, but also the rest of the house.The place was not only cold, but also damp.Not only也可以用于主语和谓语动词之间，这时通常不用...

问题 in access to decent work是介宾短语做gaps 的后置定语吗

...译真题”中的一段 We will only find a sustainable inclusive path of development if we tackle these kinds of labour market inequalities and gaps in access to decent work。 请问in access to decent work是介宾短语做gaps 的后置定语吗？那么access在这里是名词词性了？ON...

问题 all day,all morning,all afternoon,a

请问：all day, all morning, all afternoon, all the time通常连用什么时态？我想主要是进行时态吧，除此之外这些含有 all 的时间状语还可连用哪些时态？谢谢老师！

问题 异常语序句子的疑问？

A right enshrined in the US constitution that President Donald Trump contends will be taken away by democrats.上句的正常语序应该是：President Donald Trump contends that A right enshrined in the US constitution will be taken away by democrats.我的疑问是为什么这样正常语序的...

问题 介词后面能接介词短语吗

That explains why he ran away from the house instead of towards it.老师，instead of 是介词，towards it 是介词短语，介词能接介词短语吗？

问题 同位语判断

Surely it should be obvious to the dimmest executive that trust, that most valuable of economic assets, is easily destroyed and hugely expensive to restore.请问 that most valuable of economic assets 这部分在句中作什么成分？不明白 valuable这个形容词后面为什么跟介词？

问题 have the right to fail如何理解

We forget that failure is part of the human condition and that every person has the right to fail.这里的has the right to fail怎么理解？

问题 分析in the otherwise still challenged US economy

It has been one of the bright spots in the otherwise still challenged U.S. economy.请老师帮我解析一下 in the otherwise still challenged US economy， 谢谢！

问题 walk与walking的区别

_______ is a good form of exercise. A. Walk   B. Walking 答案是walking。但为什么不能是 walk 呢？名词 walk 不是也可以表示“散步”吗？

问题 born to用法疑问

He is one of seven children born to Palestinian schoolteachers whose grandparents had come to Jordan.句子里的born to怎么处理？ (我查了一下born 后面一般加的是不定式to，构成to be a XX)

问题 两个动作之间的连词有必要吗

They might have to offer a slice of their profits to their users, invest more or less market share.比如这个句子，invest前不用连词吗？