问题 非谓语动词成份分析

1.“Those fortunate to achieve great  wealth should put it to work for the good of humanity,"Allen wrote several years ago.这里的fortunate是什么词性？to do的成分？2.Such realities do little restore the luster of the American "brand" or the appeal of US democracy as ...

问题 I am good at dance. 正确吗？

I am good at dance. 从介宾结构考虑，at后是否应接dancing？为什么？感谢诸位!介宾结构，介词后可接名词，dance为名词，我判定此句正确，老师却说语法有误应改。

问题 be shocked at 还是 by

是不是以前都是用 at, 现在开始慢慢接受 by 呢?

问题 be getting yelled at 是什么用法

After I did,I told Dad that Rodrick had played a trick on me,and HE was the one that should be getting yelled at.不是很明白这里be getting yelled at。

问题 肯定句中的at all如何理解含义和用法？

My original question, why he did it at all, has not been answered.请教老师，在以上肯定句中，出现的at all如何理解含义？

问题 判断正误：She was at 18.(他18岁)

She’s more than fifty now, but she is still as beautiful as she was at 18.请问这个句子对吗？我是说句子中的介词 at 是不是多余的。

问题 跟在名词后面的v-ing在句中在作什么成分

There is a good chance of silent genes surviving for up to 6 million years in at least a few individuals in a population.请问老师：1.红字部分是否可看做一个整体作句子的成分？作什么成分？2.up to 6 million years作什么成分？up在这里是什么词性什么用法？3....

问题 不定式做后置定语与先行词的关系

The first man to look is Tom. The first man to look at is Tom. The first man to be looked at is Tom. 这三句话都对吗？look是不及物动词，第一句话是翻译成第一个睁开眼看的人是Tom，而不能翻译成(我们)看的第一个人是Tom吗？这与look加不加介...

问题 名词job后接定语从句的理解问题

...ve just found a job, ______ what  I learnt at scchool can be put to good use.A. for which        B. on which       C. at which答案为 C。请问，这是为什么？怎么理解这个句子，尤其是先行词的理解 job...

问题 whether 的用法

To sum up, public toilet have great importance, whether in regard to people’s well-being, social inclusion and harmony.这里的whether是什么用法？whether 一般和or搭配，这句话的whether...and....是否有误？

话题 at 和 by

话题 by 和 at

话题 stand at+数字

话题 in和at

问题 ​比较这两个 length of time的修饰关系是否一致

Many have been surprised at the length of time it has taken him to make up his mind.他居然花了那么长时间才拿定主意，许多人都对此感到吃惊。He was disgusted at the length of time he had to wait.他非常讨厌要等那么长时间。length of time一样吗？