It is questionable whether this is a good way of solving the problem.这里是it做形式主语代替后面的whether从句吗？如果是的话，语法书上不是说除了that从句和不定式，其余都不能加it做形式主语吗？比如名词短语和what从句等。
In the same way that coca is chewed in South America, in West Africa the wrapping around the kola nut is chewed for its stimulative effect,in this case caused by caffeine.in this case caused by caffeine 是状语？
...s be made for type of tea, though due to its popularity in the Netherlands where the study took place, researchers assumed most tea consumption to be black tea.请老师翻译一下本段，谢谢！
Our look into these events begins in the Ukrainian capital where dozens have died in recent fighting as other countries consider getting involved.疑问：这个as应该是连词吧。as作为连词时的意思有：当...时，尽管，因为。但是感觉在这里每一个意思都不...
Start with several of the brighter students, so they can set a good
example for _______ who follow.
A. this
B. that
答案是A还是B？问题的关键是：后接定语从句时用these还是those？
They would try to decide what intelligence in humans is really for,not merely how much of it there is. 这里not merely是连接并列的两个从句吗，如果是的话为什么 not merely可以作连接词呢，它不是副词吗?
...words,
such as names, dates, and numbers.请问 when doing sth 如何变成从句？尤其是如何确定从句的时态？下面哪个对？When you take notes, just write down the key words,
such as names, dates, and numbers.When you are taking notes, just write down the key
words, such as names, ...
( ) his work was still as it had been ?A.It
was why that B.Why is that C.It is why that D.Why was it that老师：答案选D.Why
was it that his work was still as it had been ?=
It was why that his work was still as it had been - 这是强调句。=
Why his work was still as it had been ...
I have developed a strong interest in such culture, and after watching
the two video series, decided to pursue graduate studies in art at the Central
Academy of Fine Arts.句中的after watching 可否改成having watching?或者是after having
watching?盼专家老师解惑。
...看作谓语。 as separate from concrete realities. as 看作介词，引导的这部分，看作被省略的主语的补足语。separate 可以理解为前面省略了being，和separate from concrete realities 一起作as的宾语。后来进一步明确找到了答案。 它是一个固定...