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问题 both句子成分问题

But it has been unclear whether individuals needed to experience intense emotions, similar emotions or both to produce a greater bond.这句话的both to produce这both从语法结构讲，做什么句子成分？

问题 Jessie checked the gas to make sure it was full.

是不定式做目的状语，然后目的状语里面套了一个宾语从句吗，就是说，宾语从句是不定式里面的宾语从句。是这样吗？

问题 修饰关系分析

people down in the street请问老师，是把down in the street看成一个副词短语做定语（如此，in the street此处是做副词down的补语吗，来具体说明down的地点在哪？），还是down和in the street分开来做people的定语，对于这种多个具有修饰关系的词...

问题 不定式不可以做介词的受词吧

我看一段讲述美国感恩节的历史文章有一段话：But by the time they arrived in the new world, they must have been very glad for the  voyage to end.这句话最后to end前面是介词for，我记得语法书上说不定式一般不做介词的宾语，所以我想这里应该使用...

问题 Spring is the season to fly kites in.(句末介词是否要)

这里能加in吗？我知道不要in，这个句子是对的，不定式和名词的动状关系？

问题 介词for还是by

介词专项训练中的一题：We only missed seeing each other _____ five minutes.A. for B. at C. by D. on答案是by，但为什么不能是for呢？请老师说说这里by的用法。

问题 careers作定语为什么用复数

看到有这样两个表达：careers service 就业服务a careers adviser 就业顾问请问这里为什么用复数名词作定语呢？可以改为单数吗？

问题 由“动词+副词”构成的名词

She suffered a nervous breakdown. 她患神经衰弱。在这个句子中，breakdown是个名词，有意思，它不是由动词加副词构成的吗？我知道有短语动词 break down，但合在一起就变成名词 breakdown了。请专家老师再归纳一下类似的名词，谢谢！

问题 请教一个while的用法

This allows me to address any important and time sensitive issues, while maintaining a distraction-free environment throughout my work day.这个句子中的while是什么用法？如果去掉while，再去掉逗号，这个句子还对吗？

问题 whether...not 的用法

He wondered whether his experience might not be a dream.1. 这句是不是表示肯定的意思，他想弄明白他的经历是个梦。而不是疑问的意思：想弄明白是否是个梦？2. 它和 whether...or not 是有区别的？

问题 分析介词短语在句中的成分

you must be chilly without a coat on.这个介词短语是条件状语吗？on作为副词跟在名词后面是什么结构?

问题 end up doing

But for all its scale, it might end up being put on for 13-year-olds as a sleepover entertainment.这里的end up doing，doing是伴随状语，up是副词，end是不及物动词吗？

问题 形容词作状语的逻辑主语问题

He climbed to a tree to pick some oranges, ironic and funny. 这里逻辑主语是整句话嘛？谢谢老师了！

问题 理解分析

Theirs was a serious business, and even those reviewers who wore their learning lightly, like George Bernard Shaw and Ernest Newman, could be trusted to know what they were about.could be trusted to know what they were about该怎么理解呢？是不是to know what they were about could be trusted...

问题 是过去分词作主语吗(不是倒装句)

Disclosed is a novel filter and delivery means.怎么理解这句话，它的主语是？