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问题 所属关系

...没有其他介词组成的短语可以表示所属关系？2. the answer to the problem和the outcome of the negotiation中的介词短语是表示所属关系吗？3. of sb/sth除了可以表示所属关系，还可以表示哪些关系？烦请老师列举几个例子。

问题 介词before接动词不定式

The rope was short as he cut some away before to tie the fish.原文出自人教版高中英语教材选修三。为什么介词before后面接了动词不定式？

问题 Sleep well 的用法合习惯吗

看到这样一句：I don't want you to worry. Sleep well. 我不想让你担心，好好睡吧。请问这里的 Sleep well 符合英语习惯吗？

问题 请问as是什么成分

I hope you will share my delight in watching as simple, even naive, questions lead to remarkable solutions and purely theoretical discoveries find unanticipated applications.请问as是什么成分？watching后是由and连接的两个省略that的宾语从句吗？

问题 as...as结构的省略问题

Imagine trying to do something as simple as reading the notes on a medicine bottle without good reading skills.这里，第二个as如果是连词，这个句子省略了什么呢？

问题 过去分词修饰问题

...ed said they only occasionally, rarely or never dreamed in color, referred to at the time as "technicolor" dreams in the scientific community.这句话这个referred 修饰的是dreamed in color这个词组吗？过去分词修饰词组吗？

问题 from which 的用法分析

Many ancient cultures built observatories from which to carry out celestial observations. 许多古代文明都有建造天文台观测天象。from which 在这里当什么词性? 若拿掉这两个字，对句意有影响吗?Thanks a lot.

问题 无法判断这个that从句是什么从句

The system seems to be working the most efficiently that it has ever worked.请问这个句子中的 that 从句是什么从句？句子是什么意思？

问题 条件状语从句的时态问题

请问条件句的主从句通常可以用什么样的时态呢？比如这一句话：If you had to explain the most simple of procedures, you might feel frustrated. 这句话是条件句吗？ 为什么用了过去式呢？可以用现在时吗？

问题 动名词逻辑主语的判断

After many years working and raising a family, she should be finally free to enjoy herself.说是逻辑主语，又好像不对，工作的应是人。难道说 working and raising a family 是定语修饰years？

问题 判断句子是否有语法错误

The AFs exhibit a long rod-like structure with the length up to several millimeters and  a cross-sectional diameter of about 35.5-37.6 μm.这个句子有没有语法错误呢？是正确的吗？请教一下老师。

问题 数词+of等于量词的用法吗？

There were about eighty of them. Their ages were from about nine to twenty.老师，数词+of等于量词的用法吗；from about...等介词接介词短语的词有那些，多不多？

问题 是否是宾语从句的判断

Why is it asking Hong Kong to pass a law that so clearly challenges the freedoms the nation enjoyed and which the party said it would keep？这里的which the party 是作challenges的宾语吗，引导的宾语从句吗？

问题 put...on notice结构

America's Federal Trade Commission (FTC) puts corporate America on notice that regulators will act if firms fail to provide adequate data security. 请问这里的put...on notice中，on notice做什么成分？

问题 句子结构

...hat the time had now come when sap should stir in the trees and life begin to move in the soil he could not have told himself. how是怎么用的呢?看翻译应该是一般疑问句，但是没有助动词，从句好像也不成立。很疑惑。have told himself 是让他自己知道的用法吗?