问题 句子成份

The world is a greener place than it was 20 years ago.请问句子成份怎样划分？it was 20 years ago 作什么成分？The world is greener than 20 years ago. 这个句子对吗？

问题 as用法疑惑

网上搜了很多关于as在非限定从 与 状语从句的区别，但还是比较迷惑。请问：as 后面为什么有时有it,有时又不能用it呢？

问题 on用法质疑

朗文just词条有这句话，It's just on three o'clock.这么不应该用at three o'clock吗？

问题 句式判断

It was conversation I was hearing, the free,passionate,witty exchange of studied minds as polished as fine tools. 老师It was conversation I was hearing是强调句还是定从？怎么判断？

问题 let用法

搞不清语法结构。He would let me have it for ￡30would let是谓语，me是宾语，have是宾补，那it是什么成份呢？for 30是介词短语做状语?

问题 请问老师：I don't want to get too absorbed in modeling.It is certainly fun but the lifestyle is a little unreal.fun在这里做表语为什么用了certainly修饰而不用certain？谢谢！

问题 “much of a +单数名词”是什么含义

...解：No, I wanted to do something that had more of a proper structure to it, I suppose. 句中的 more of a proper structure 是什么意思？to it 中的it是指什么？整句话应该怎么理解？谢谢！

问题 too...to还是enough to?

...培训班的一道题，根据例子改写句子。Three people can't sit on the sofa. It' isn't wide enough.  （给出的句子） This sofa __________________________________（改写） A. is too wide for three people to sit it. B. is too wide for three people to sit. C. is wide...

问题 they are protected free speech 还是应该是 they are protected by free speech ?

...ahead of the riot at the US Capitol, saying they are protected free speech and did not directly incite the violence.老师：they are protected free speech 还是应该是 they are protected by free speech  呢？ 另外，是否应该是The defense of former President Donald Trump...我看到词...

问题 Around the world, girls do better than boys at school while in only three regions

...o better than boys at school while in only three regions Colombia CosaRica and the Indian state Himachal Pradesh- B with boys doing better.[A] was reversed the trend [B] was the trend reversed[C] the trend was reversed [D] reversed was the trend这里需要完全倒装，那A也可以啊，答案说...

问题 英语句子断句问题

It's all that the lovely corn they eat.感觉断句困难。that是指corn？那they eat是什么修饰corn?还是代替it？

问题 非谓语

请老师帮我分析一下这两个句子，第一句正确吗？Though he was told many times , he still couldn’t understand it.Having been told many times, he still couldn’t understand it.

问题 代词问题

Only when humanity began to get its food in a more productive way was there time for other things.这是关于史前人类的话题文章的一句话，其中这里的its为什么不用their呢？

问题 强调句省略

It is estimated the project will last four years.请问这个强调句为什么省略了that?难道不是It is estimated that the project will last four years.

问题 句法辨析

I am not sure if it has two different meanings?I am not sure does it have two different meanings?请问这两个句子都正确吗？感觉第二个好像有点问题，不知道错在哪里？