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问题 be of good quality的理解(of可以省略吗)

Some bags are of good quality.为何不能用Some bags are good quality？sth is good quality这种用法在写作也比较常见。是省略了of吗？

问题 About all that can be said...（句首的about是否多余）

About all that can be said for it is that -it sometimes works-that in this  particular time and place it offers abetter chance for remedying some ofthe world's outrages than any otheravailable strategy. 请问句首的about是什么词性？是不是有点多余？

问题 关于情态动词和系表+to do结构互换.

can和be able to表能力，He can watch TV  now.   He can watch TV  tomorrow.前一句可以用be able to的现在一般时替换，后一句可以用现在将来一般时替换. 这个很好理解.    那么问题来了，must和be sure to表必定的推测时，He mu...

问题 be of...size用法中介词of的省略问题

The documents are stored in files that are (of) non-standard size. 文件保存在非标准尺寸的文件夹里。请问这句中的介词 of 用还是不用？有何区别？谢谢您！

问题 关于be (become,get) used to do的语法

Somehow we manage not to see it until whatever we have become used to suddenly disappears.为什么这里的disappear加s，而不是加ing?

问题 从句句尾是介词，be动词，助动词，如何巧妙的理解结构和使用方法呢

从句句尾是介词，be动词， 助动词， 如何巧妙的理解结构和使用方法呢？例子(1) Obama is taller than me (is). This is the road we came by.

问题 定语从句成分分析困惑？

This implied doing something she would dread to be discovered in.后面部分she would dread to be discovered in 整个是something的定语从句，可是我的困惑在于后面的定语从句的成分分析搞不懂：1）dread在这里是及物动词吗？如果是及物动词，dread的宾语...

问题 of there being little that...与that there is little

...many psychologists and anthropologists support the generalization of there being little that is significantly different in the underlying mental processes manifested by people from different cultures. 正确：The investigations of many psychologists and anthropologists support the generalization ...

问题 类似be busy doing sth的形容词

be busy后接动词要用形容词。如： She was busy writing letters. 当时她正忙着写信。 He’s busy getting ready for the journey. 他正忙于上路。 She was busy packing her things. 她忙着收拾东西。 类似此类用法的形容词除了busy外，还有哪些...

问题 状语从句定语从句互换

... only one wreckage and smoke and fire where the World Trade Center used to be.请问老师，原句中 where the World Trade Center used to be 是地点状语从句，可否在 where 前添加 in the place 使 where the World Trade Center used to be 变为定语从句，从而句1）变为：2) Ther...

问题 be possible with 的意思

...'m going to explain it, I don't know." He signed heavily, and began feeling in his pockets for a match. He could find none, and he groped about the table. "I wish I had a match," he said. He tried his coat, and there were none there, and then it dawned upon him that miracles w...

问题 speak用作及物动词的疑问（听力题中“说两次”用will be spoken twice）

在听力训练的提示语中有这样一句话：Both the dialogues and questions will be spoken only once.这里的 speak 是用作及物动词吧？不是说 speak 除了表示说某种语言等少数情况下，它通常只用作不及物动词吗？

问题 分析：Always do to the others as you would be done by

Always do to the others as you would be done by.为什么 done 后面省略了to？还有always前面是不是省略了you?

问题 虚拟语气语法点（belieive it or not, be rich or poor）

最近看到Believe it or not, his discovery has created a stir in the scientific circle.还有 Be rich or poor, I will marry him anyway.这两个句子包含的语法点是一样的吗？是怎么样的用法呢，是在虚拟语气看到的。

问题 There be 可以引导定语从句吗

The companies were also accused of ignoring signs there was a problem concerning opioids in northestern Ohio.几家公司还被指控无视俄亥俄州东北部阿片类药物存在问题的迹象。请教老师：句中signs there was a problem如何分析？是there引导的定语从句吗？没...