It began, and for many years continued toexist, as a supplement to the apprenticeship system still in vogue during the seventeenth and eighteenth centuries.
请问老师为什么这个句子中still前没有be动词，as引导的时间状语从句难道可以省略be动词吗？谢谢老师o(^o^)o
I understand success to refer to one's ability to achieve the predominant part of his goals in his lifetime, which in turn leads to a correlation between success and income since the accomplishment of such a natural goal as to provide a good future for your loved ones demands the means这句的...
...political circumstances, its authors react to those circumstances in ways other than ideological, and talking about novels and stories primarily as instruments of ideology circumvents much of the fictional enterprise. 句中的as instruments of ideology做什么成分，是什么意思呢谢谢...
Bonville's father died before Bonville reached adulthood. As a result, he grew up in the household of his grandfather and namesake, who was a prominent member of the Devon gentry. 请教一下各位老师，本句中的and namesake是作grandfather的同位语吗？and可以引导同位语...
Rojas' testimony struck a different tone than some of the earlier
witnesses, who described the company as troubled from the top down and focused
more on profit than science or safety.这句话的as troubled的这个troubled 是过去分词吧，as 加过去分词这个中间是不是有省略is ?as ...
...sailing and off-road biking. It
turns out that pet transporting pays quite well at about $30,000 per year
before tax. She doesn’t work in summer, as it would be unpleasantly hot for the
animals in the car, even with air conditioning. As autumn comes, she gets
restless--the same old wanderlust retu...
If we sleep in a bed that gently sways back and forth，we can have a
deeper sleep，which improves our memory aswell.这里的which是指sleep in a bed that gently
sways back and forth嘛?
...nt, and certainly my new
best friend, Christine Bicknell - and, of course, the Class of 1990. I
am really thrilled to be here today, and very excited, as I know all of you
must be, that Mrs. Gorbachev could join us.请教专家老师：1)
as I know all of you must be 这是插入句吗？2)
that Mrs...
...面的名词与逗号加doing做伴随应该怎么分辨？比如：
1. The yield varies enormously, because a single tree, depending on its
size and on climate and attitude, is able to produce.... 这里depending on做定语修饰tree。
2. Employing many different techniques throughout his caree...
The effect of organized, subsidized invention, stimulated by tremendous
incentives of profit, and encouraged by an insatiable popular appetite for
change, is to set all the relations of men in violent motion, and to create
overpowering problems faster than human
wisdom hasas yet been able to assimi...
求解：
The infatuated man couldn*t entirely recovered from the fact of hiswife *s death that shattered all his dreams.
请问上面这句话可以the fact of 吗？
如果可以，那这两句话有什么差别呢？