问题 有关as的各种问题 / 非谓语 / west 和 western / as far as 的用法

...译？二、Colonel Sarr has forged working alliances between Senegalese researchers and the French team headed by Mr.Boetsh, in fields as1 varied as2 soil microbiology, ecology, medicine and anthropology.萨尔上校已经促成了塞内加尔研究人员和由波特舍先生领导的法国研究...

问题 关于是使用this还是that的问题

The phase transitions between water and ice cause the destruction of soil skeleton, and this/that destruction lead the increases in diameter of individuals.想问一下，这里是不是使用this更好？

问题 This country has seen...是什么意思

They rushed to the scene of what may be the worst humanitarian disaster this country has seen.请问这个句子如何翻译？this country has seen...是什么意思？“国家”——“看见”？

问题 this在这个句子中指代什么

“Aron Ralston is an man who is interested in mountain climbing. As a mountain climber,Aron used to taking risks.This is one of the exciting things about doing in dangerous sports”最后一句中的this指代mountain climbing还是taking risks？为什么？谢谢！

问题 逗号+vice versa是省略句吗

例句：the centre was simultaneously looking to a time when leading researchers could also be artists, writers and poets, and vice versa. 如果把vice versa整体当作副词的话为什么前面加了and？这是并列什么？

话题 this

话题 this being

话题 this time

话题 this much

话题 this day

话题 this way

话题 代词this

问题 this出现在了句子中不常见的地方

There’s this little bit of every fan that thinks theirs will be the one that stands out.这里出现this该怎么理解呢？this是怎么成分呢，是代词吗？可以用在there be后面吗？这样的用法多吗...

问题 现在分词是否是作后置定的判断

Now researchers suspect that dreams are part of the mind's emotional thermostat, regulating moods while the brain is off-line.请问，regulating moods 是做thermostat的后置定语的吗？ 

问题 为什么用to this day而不用today

His popularity continues to this day.句子中为什么用 to this day 而不用 today?