These family doctors, _____ working individually or in teams, offer a
wide range of services to residents in need.请问如何分析句子空白处填whether还是either，或者两个都可以?谢谢！
...d with physiologists, and upon which it is undeniable that a great
portion of human happiness depends.这些真理完全是由生理学家确立的，是毋庸置疑的，人类的幸福在很大程度上依赖于这些真理。 请教曹老师，1. Which指代什么？2. and
upon w...
...男孩子们安于工作需得有策略。Strategy is an
important element of the name. 战略是比赛的重要组成部分。(2) 可数用法：Let's try a
different strategy. 我们试一试不同的战略吧。He had two
strategies, neither of which seems to have worked very well. 他有两套...
...t;I did not say that I had read all the letter.""You quoted some of it.""I quoted the postscript. The letter had, as I said, been burned and it was not all legible. I ask you once again why it was that you were so pressing that Sir Charles should destroy this letter which he rece...
They got 27% of the vote as against 32% at the last election. 这次选举他们得了27%的票，而上次他们得了32%。
请问如何理解和分析句子中的 as against，好像 as 和 against 都是介词吧，怎么这样的两个介词连在一起用呢？
Drowning is the leading cause of death in China for children aged 5 to 14.
此句子中的 aged 在句子中做什么成分? 如何翻译? 为什么 age 要用过去分词 aged？是不是在 children aged 5 to 14 中省略了成分?
He had the (good) fortune to train with some of the world's top athletes. 他有幸与一些世界顶级的运动员一起训练。
这个句子中的 good 放在括号内，说明它可以省略。想知道，有哪些表达中的 good 可以省略，但并不太大影响句子的意...
When he saw those pictures, he couldn't help thinking of those memorable days in his hometown. 这句话可以把前面的从句改写成：Seeing those pictures （非谓语动词seeing 的逻辑主语是 he ）。请问：这种转换（即由于某种原因，可以把when和he省略，...
... Pueblo Alto, archaeologists identified an enormous mound formed by a pile of old material.从句子本身来看，close to是做状语，但是这样的话，其主语应该是archaeologist，不然不能省略。called Pueblo Alto是修饰one house的。但是，根据下文可知，Pueblo Alto是...