问题 on its way ahead

请问it has to overcome new challenges on its way ahead.请问ahead 是作副词修饰介词短语on its way 吗？

问题 it引导分裂句

在高中英语北师大版教材上发现这个句子：It is December that we are going away.教材解释的是it 引导分裂句可以把新信息和已知的信息联系起来，it在这里指的是时间，那that在这里是什么从句呢？

问题 rather than 连接并列成分

Cheat meals should be planned into a diet rather than being a spur-of-the-moment thing. rather than连接并列成分，这里 be a spur-of-the-moment thing应该和shoule be并列，为什么会用being呢？

问题 代词it可以代替动词或动词短语吗

代词 it 通常是代替名词或代词（以及相当于名词或代词的词）。He banded the box before mailing it. 邮寄前他把盒子用带子捆扎好。Leave that vase alone or you’ll break it. 不要动那个花瓶，要不你会把它打了的。This matter is finished, so please don...

问题 what和it在同一句话中矛盾出现？

CNN新闻节选：What do you think it's going to take for plastic alternatives like Aircarbon to make a dent ?(大致意思是： 你认为像空气碳这样的塑料替代品需要做些什么才能减少碳排放呢？)这句话，是不是it's要改成is 呢？不然what和it成分怎么分析...

问题 such作为限定词是否有词性以及outside of的理解

...utside of environmental concerns, such a project would be hugely expensive and that's another argument against barrages, well, such large ones anyway.请问老师：句子中的两个such是什么词性？all, both等前位限定词的词性能不能判断呢？句子中outside of，outside是...

问题 His proposal that the meeting be delayed is quite reasonable.为什么是复杂句

His proposal that the meeting be delayed 是名词词组，that the meeting be delayed作为定从修饰proposal，这算是从属分句直接表示句子成分吗？如果是的话The students I teach have made better grades in the past few weeks.为什么是简单句？这边的I teach怎么就是...

问题 Its driver had a lot of trouble trying to stop it.

问题 Shouldn't she be mopping her floor?是过去将来进行时吗

Patty Loski invited us over for dinner Friday night.Shouldn't she be mopping her floor?按上句好像不是过去将来进行时？但是按句意不能是她拖地。好像怪怪的。

问题 many living organisms can only be seen using a microscope句子成分分析

can only be seen using这个地方不是很理解，麻烦详细解释一下为什么这样写。万分感谢！

问题 半助动词 be to, get to是否有否定用法

如题，请问半助动词be to; get to 是否有否定用法。如：I am not to go school. I get not to go to New York. 这两个句子是否正确？半助动词的否定句如上述这两个否的是后面的不定式还是助动词本身？另外，现在完成进行时中的been是否是助...

问题 It was good doing sth与It was good to do sth

It was good running into you today. (背景是两个人白天相遇，之后通电话说起这事）请教这里为什么用running，而不用to run?

问题 it指什么

l usually go to school at 7:00. It is so early！这里的it指什么？

问题 英语句子成分分析（be going to do sth）

I am going to buy her a gift. 我打算给她买个礼物。

问题 mean to 与 be meant to 的区别

The track ______（mean）to inspire people’s hearts “with the soft power of music”.这个句子用 menas 还 is meant？