问题 What does it mean to be smart为什么要加to be

What does it mean to be smart?请问这句话中的smart前面为什么要加to be？改成 what does it mean smart可以吗？谢谢老师！

问题 be difficult to do与be too difficult to do的区别

问题 be动词可以表示动作吗

看见其他网友提问的句子，（1）The audience were on their feet with joy，又联想到以前句子 （2）They was married in september.（当时老师说这个be等于get），另外，（3）please be seated，这三句话都是be动词表示动作吗？谢谢！

问题 是否可以将 be adj. 理解为动词呢

If I should be late, be sure to wait for me.should 后面要接原形动词，但是又要用形容词来表示“晚”，所以加上 be 来补充，因为经常看到语法书上说，这句话缺少 be 动词之类的，所以比较懵。

问题 be good for与be good to的用法疑问

Moreover, exercise is good for your mental health.这是高中英语新教材译林版必修2第2元的句子(p16)。请问句子中的介词 for 可以换成 to 吗？请说说理由，谢谢！

问题 对to be 不理解

you have to be sure主 谓 宾(非谓语 表) It is just not safe for me to be here形主 系 表 方式状语 主(非谓语 表) 老师，我能理解非谓语在句子中做什么成分，但是什么时候用to be我好困惑

问题 Be subject to这种搭配对吗

老师,subject to sth/sb是形容词短语吧,有be subject to do sth这种结构吗;be subjected to do在词典也没有啊,老师,有时动词+ed结尾的形容也有be+v-ed +介词/be+v-ed+to do,这种形式吗?

问题 be能否去掉

Honored guests were invited to be present in this banquet.

问题 be overwhelmed with和be overwhelmed by是否可以直接互换

be overwhelmed with和be overwhelmed by是否可以直接互换？比如下面来自词典的例句：韦氏高阶：Don't overwhelm him with facts.不要让事实把他压垮了。They were overwhelmed with work.他们被繁重的工作压垮了。牛津高阶：The army was overwhelmed by the rebe...

问题 there being的一个问题

看到这样2个例句:There being nothing to do,we played games.He stolen the goods in the supermarket,there being nobody around.不太懂there的分词用法,请问老师,这里的there being换成there was可以吗,会有什么不同么？

问题 with my mother being ill（with 复合结构中 being 的省略问题）

I won't be able to go on holiday with my mother ______.A. being ill    B. ill 1. 语法书说，这种复合结构后面可以用 being ill，或者是直接跟形容词，那么这句话里边，是不是填哪个都行？ 2. 如果这两种情况不能完全互换的话，...

问题 be good for doing 与 be good to do

This is because the juice from tomatoes is really good for making surfaces clean.请问句中的 for making 可以换成 to make 吗？

问题 分析:London is the best place to be...(to be是不是多余的)

London is the best place to be if you like going to the theatre.请问句子中的 to be 是不是多余的?

问题 be adjusted to 的用法

But my mother says a teacher has to be adjusted to fit the mind of each boy and girl it teaches and that each kid has to be taught differently." be adjusted to fit 中的adjusted是形容词不是被动语态吗？ 和be adjusted to sth不是一样的吧

问题 Why being slow 是动名词逻辑主语why+动名词being slow的结构吗？

英文原句：Why being slow is actually a good thing.请教老师：1）上句Why being slow是动名词结构：why是动名词逻辑主语，being slow是动名词， 对吗？2）可否说成 That why is slow is actually a good thing 呢？？？