话题 of和among

话题 of 介词 所属关系

话题 for与of

话题 for和of

话题 instead of用法

话题 be of名词

话题 of所有格

话题 for 和 of

话题 形容词+of

问题 how many of...是什么句型

How many of them do you have？这是什么句型呢？

问题 actionable，pervasive在短文里的用法

Meetings are important, right? And collaboration is key to the success of any enterprise. And a well-run meeting can yield really positive, actionable results. But between globalization and pervasive information technology, the way that we work has really changed dramatically over the last few years...

问题 outside of school的词性理解与语法分析

What do you do to relax outside of school?这是2019版人教版高中英语新教材必修一的 Unit 1（p11）上的句子。outside 本身不是介词吗？为什么还要加介词 of？

问题 情态动词

麻烦老师帮我看一下这道题，ago不是用在完成时吗？Jack described his father，who ________ a brave boy many years ago，as a strong-willed man. A．would be       B．would have beenC．must be       D．must have been 

问题 形容词可以作介词的宾语吗？

老师，您好！请问：形容词可以作介词的宾语吗？例如 as usual

问题 这个句子从定语从句变为名词性关系从句，have为什么变has

语法书中的例子Can you give me a list of the people who have been invited?=Can you give me a list of who has been invited?have为什么变成has?