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问题 It seems that...中的that从句是什么从句

It seems that he has caught a cold 中的 that 从句是什么性质的从句？是不是主语从句？如果是的话，那这个 that 从句可以移动至句首吗？

问题 分析：It lift my sadness off my chest.

It lift my sadness off my chest.这个句子的off短语做什么成分呢？

问题 leave sth as you found it中包括什么从句（方式状语从句吗）

Leave everything just as you found it. 请问这个句子中的 as you found it 是什么从句? 是方式状语从句吗? 难道是表示“按照你发现它的方式”？不通啊！

问题 the man who knew London as few men have known it 理解有疑惑和困难？

But when all this was said there still remains the great writer and great man, the man who knew London as few men have known it and who loved its common people humourously and understandingly.老师，我对the man who knew London as few men have known it 理解有疑惑和困难。这里的it指代...

问题 It is time to do sth 中的不定式是定语还是主语

 it is time to go home 这句话中 ，to go home是作为time的后置定语，还是作为句子的主语，it是形式主语吗？

问题 It...since...主从句时态问题，以及since从句可否使用“否定式”？

It's been a while since we haven't been out.我们好久没出去了。请教老师：1) since 从句可以使用“否定式”吗？记得好像语法书上说since从句不可以使用否定式。2) 上句可否改为It is a while since we were not out  ?  就是主从句时态...

问题 just do it和I do是代用式吗

请问老师，我们经常听说的 just do it 和 I do 是代用式吗？谢谢老师的回答。

问题 it is not easy being your age分析

为什么 it is not easy being your age用being 而不是加to？

问题 句子省略的问题

On-line retailers are seeing big increases in sales-- though not, as yet, profits. 译文：网上零售商在看着销售额大幅增长—虽然利润尚未同样大幅增长。 1)请问老师，破折号后面的短语的完整句子是这样的吗：On-line retailers are seeing big increase...

问题 关于定语从句先行词的确定

I hope you come here to Naples to see the world in which i took refuge.1. I took refuge是在world还是Naples？GPS is actually but part of a larger movement which will eventually put cars on smart ways.2. 是GPS还是movement把cars给put on smart ways？谢谢!

问题 as we know 和 as we know it 辨析

Life, as we know, needs water and oxygen.Life as we know it needs water and oxygen.以上2句as用法究竟有何不同？请分析比较以上2句as的用法，指代成分，词性，语法分析方面等等，另外，以上2句均属于定语从句还是方式状语从句或均可认为是as比...

问题 分析:It has been a tense few days.

It has been a tense few days for the  Party in XXX.

问题 分析：It has nothing to do with me.

It has nothing to do with me.to do在这里做主语？那 with 呢？

问题 do it well 和do this well 的区分

答案是do it，但为什么不填do this? 请问哪位前辈能稍详细解释一下吗？

问题 in under与from under 是类似用法吗

...under 也属于类似用法吗？比如下面这个句子： Who was the first man to run a mile in under four minutes? 谁第一个在四分钟以内跑完了一英里? 此句中的 in under four minutes 也属同样用法吗？但我觉得句中的 in 是多余的。请专家老师指点把关...