刘老师，你好，帮忙答疑下这个英语问题，谢谢。Faced with fierce pressure
as they are,the students try hard to achieve their goals。答案是加粗部分我想问用下面倒装可以吗？Fierce pressure as they are
faced with,...
We don't know what we've got until we lose it,but it's also true that we don't know what we've been missing until it arrives.为什么用 have been missing，不能用别的？谢谢！
The heap is the runtime data area from which memory for all class
instances and array is allocated.这里的which指代什么，还是说只是直译成哪个？from应该怎么理解，在这句话里。为什么最后class instances and array不是用are而是用is?
Few people ask by what
authority the writers of dictionaries and grammars say what they say.by what authority是视作ask的嵌入式宾语从句，在从句the writers of
dictionaries and grammars say作方式状语？
..., then decrease slowly, and finally stabilize.这些变化趋势将导致MC的导热系数急剧下降，然后缓慢下降，最后趋于稳定。老师，我想提问上句用cause或lead都可以吗？我的疑问如下：lead 的使用结构有 lead sb to do 和 lead to do/doing，但在这里...
...ming as in any other occupationAs much as anyone he was a man of his time.It is as much your responsibility as mine.1) 如何理解这里的much是副词，而不是much+名词结构呢？2）麻烦老师指出主句中的比较项是什么？3）麻烦老师补全as比较分句以便理解？...
...,prepare for sb to do sth,provide for sb to do sth1）我从没见过这样的结构，麻烦老师讲解一下以上3组结构的意思，最好能举例说明一下。2）另外，有一点不懂ask for sb to do sth,和ask sb to do sth这2个究竟有什么区别？例如：We asked for Mr. Miller...
看一篇塑料污染环境的文章一句话，When a piece of plastic finds its way into
the ocean， exposure to sunlight and the elements work to break it down into
smaller and smaller fragments。我查短语find its way在词典中是“找到自己的方式”，“找到自己出路”的意...