问题 有sth is needed to doing的用法吗？

一篇文章里看到的句子：The no. is needed to tacking the shipping orders.另外，tack在这里是什么含义呢？

问题 it is not easy being your age分析

为什么 it is not easy being your age用being 而不是加to？

问题 区分主语从句和定语从句和强调句

What is it about me that you guys don't know?这句话中的that从句是主语从句还是定语从句还是强调句？怎么区别主语从句还是定语从句？

问题 finished用法

Mary spent the morning painting a picture. When she was finished, she showed it to her parents.请问老师：finished在这里是看作一个形容词吗？还是过去分词形式呢？这算是被动结构吗？但是被动意思好像也不对？

问题 一般现在时的用法：I think the match in 2014 is great.

答疑网的老师好，有一个句子：I think the match in 2014 is great.请问这个句子中的is用的对吗？能否提供一点相似的例句呢？

问题 This is helping your career? 进行时

This is helping your career? ! Huh?我疑惑的是这里的进行时可以表示将来吗？该怎么判断？ 什么样的动词进行时可以表示将来

问题 The weather is getting colder and colder.是否为主系表结构

The weather is getting colder and colder. 此句是否是“主系表”结构？ 如果是的话，为什么是？我理解 [is getting] = 助动词 be + get 现在分词，构成“表达状态的谓语”，这样理解对吗？

问题 如何判断后置定语修饰前面哪个名词

...，在这个句子中，acquired by man as a member of society 是修饰 any other capabilities and habits，还是修饰前面所有的名词belief, art, morals, law, custom, and any other capabilities and habits 呢Tylor defined culture as that complex whole which includes belief, art, morals, l...

问题 句子结构分析

Part the people, men or women, around the fire with your hands and you bring yourself—a cold and wet man with the dew—among them. 请问老师part在这里是什么用法？and前面这个句子没有谓语，这是一个祈使句吗？

问题 宾语从句中可以说 what is the difference 么？

老师您好，我看到您回答过宾语从句中可以说 what is the matter. 那么，除了matter之外的其他词，比如difference 可以有这样的用法么？

问题 What is the Royal Walkabout？

问题 His rudeness is sheer有错吗

问题 so（so是副词）... that...,如此....以至于吗

The child dreads the ghost so much that he couldn't fall asleep.老师，so是修饰much；so much是修饰谓语的，还是so（so是副词）... that...,如此....以至于，that接状语从句？

问题 Also of significance is...中 of 的准确用法及理解

Also of significance is 中 of 的准确用法及理解，多谢指教！

问题 电话用语中的 Who is it speaking? 是什么意思

Who is it speaking?不太理解，为什么多出一个it, 看不出who是对什么提问？