英语语法.He sure is.的否定句型.take a holiday为什么不能用vacation替换Two people waiting in the dining room were talking aloud.为什么不用to wait,和其相似的有Do you know the girl coming along为什么不用comes alongWe are

英语语法.He sure is.的否定句型.take a holiday为什么不能用vacation替换Two people waiting in the dining room were talking aloud.为什么不用to wait,和其相似的有Do you know the girl coming along为什么不用comes alongWe are
英语语法.He sure is.的否定句型.take a holiday为什么不能用vacation替换
Two people waiting in the dining room were talking aloud.为什么不用to wait,和其相似的有Do you know the girl coming along为什么不用comes along
We are excited to hear of the good news?为什么不用hearing

英语语法.He sure is.的否定句型.take a holiday为什么不能用vacation替换Two people waiting in the dining room were talking aloud.为什么不用to wait,和其相似的有Do you know the girl coming along为什么不用comes alongWe are
1、waiting是现在分词作定语,表示正在等的,to wait 不可以做定语
2、这个和上面一样的,是现在分词作后置定语
3、be excited in doing sth
be excited to do sth
这两种用法不同的

你懂得进行时态和一般现在时的区别哈。
Two people waiting in the dining room were talking aloud. 是说 Two people (who were) waiting in the dining room were talking aloud.的省略，不能改成 to wait（表示动作尚未发生）。

take a hol...

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你懂得进行时态和一般现在时的区别哈。
Two people waiting in the dining room were talking aloud. 是说 Two people (who were) waiting in the dining room were talking aloud.的省略，不能改成 to wait（表示动作尚未发生）。

take a holiday 可以用 vacation 替换，意思有所不同。holiday 指规定的“放假”，而 vacation 是指你离开工作或学习休息的一段时间。

We are excited to hear of the good news 中的 to hear of the good news 是不定式作表语补足语（excited作形容词），在这里不能换成 hearing。

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其实很简单的，pepole等是主动应用ing即waiting，to强调将要做的事
而be excited to dosth是固定句型。

有时候，你必须找个理由（楼上几位解释的）说服自己英语语法就是这样规定的，然后再默默背下来，记在心里，久了你就觉得是天经地义的事了...

这个涉及到高二高三的非谓语从句和被动语态的知识
Two people waiting in the dining room were talking aloud.这里主语是Two people，谓语部分是ere talking aloud.waiting in the dining room充当一个伴随的状态，因为Two people wait in the dining room，所以选...

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这个涉及到高二高三的非谓语从句和被动语态的知识
Two people waiting in the dining room were talking aloud.这里主语是Two people，谓语部分是ere talking aloud.waiting in the dining room充当一个伴随的状态，因为Two people wait in the dining room，所以选择waiting，to wait 一般表示目的，在这里明显不合适。Do you know the girl coming along的道理是一样的。这里是固定搭配be excited to do sth

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