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问题 逗号后接分词短语的语法分析

逗号加doing/done做定语修饰前面的名词与逗号加doing做伴随应该怎么分辨？比如： 1. The yield varies enormously, because a single tree, depending on its size and on climate and attitude, is able to produce.... 这里depending on做定语修饰tree。 2. Employing many diff...

问题 tan的可数性（可数还是不可数）

Can we not talk about tans or food？咱们别说什么晒黑和吃的了，好吗？tan 不是不可数名词吗？为什么这里用复数？

问题 并列句还是非谓语动词

请问一下，It is very difficult for parents to decide whether to have a second child or not,为什么whether后用to have是不是表示选择的并列句，还是非谓语。请帮帮，谢谢！

问题 如何界定without是副词还是介词

如何界定without这个词是副词？感觉看不出这里是副词 副词不是修饰形容词，动词，其他副词吗？Do you want a room with a bath or one without？

问题 As引导的状语或状语从句

2020年经济学人的一篇亚马逊的文章：As irritating,the authors never usse one adjective when seven or eight will do.这里As irritating是什么用法？

问题 As的疑问

The Trump administration said it will enforce the nondiscrimination clause “by returning to the government's interpretation of sex discrimination according to the plain meaning of the word 'sex' as male or female and as determined by biology.”请问老师这里as的并列应该怎么理解，作...

问题 Left to itself

Everyone thinks it is our nature to do so. But much of our thinking, left to itself, is biased, distorted, partial, uninformed or down-right prejudiced.请问left to itself作什么成份且该如何理解？

问题 rate to 是什么用法

You may feel anxious that you are developing at a different rate to your friends, shooting up in height or getting left far behind.请问句中的 rate to 是什么意思？

问题 We would + V+ ...句式中的would用法，含义分析？

But I think the conversation never settled down so comfortably as when it turned to the details of the trade which was the other side of the art we practised. When we had done discussing the merits of the latest book, it was natural to wonder how many copies had been sold, what advance the author ha...

问题 while与before 的区别

I will have to take several lessons of you ______ I CAN expect to do this on the computer on my own.A. while    B. when    C. before     D. once答案为C，请问是什么意思？while 不可以么？意思挺通顺的。

问题 as if 句型困惑

...些疑问请教您：We have all experienced days when everything goes wrong. A day may begin well enough, but suddenly everything seems to get out of control. What invariably happens is that a great number of things choose to go wrong at precisely the same moment. It is as if a single unimportant e...

问题 这个句子错了吗？错在什么地方？

Which do you enjoy spending your spare time in, playing cards at home or taking a walk in the park?

问题 如何理解句子could about

Sapt told me everything that he could about my life, my family, my friends, and the things I liked or did not like．老师，could about之间是否差了一个动词，如何理解？

问题 dedicated to做什么成分

Psychological teachers or voluntary university students majoring in psychology should set up office hours,dedicated to the counselling service.  这句话中的dedicated to做什么成分？为什么可以放在后面？

问题 一个语法题

-why are you so familiar with my close friend Nipple？ -Yeah，i happen，believe it or not，___him in a packed trip. A.to meet B.to be meeting C.to have meet D.to be meet 答案是C，但是A为什么不能选啊，我认为这明明是过去发生的一个动作