When the concrete hardens, those otherwise harmful emissions are sequestered forever, before they even reach our atmosphere.句中otherwise什么用法，如何理解呢？如果去掉，语义有何变化？
Cells grow and develop，reproduce and interact with the environment。
这句话中with the environment 是跟interact搭配，那and前是个动词reproduce，后面是动宾，这样的and前后是并列成分吗？
The people who hire and director the work of other employees are managers。这...
...he plant resources of Yunnan (especially in the weakly investigated area), and
support the qualified monographs, flora and the other biodiversity databases.请问老师们，such as后面是接短语的吧。1. 此处接了句子是因为有冒号吗？ 2. 那么冒号之后是否需要大写首字...
We need ways of presenting the problem that bring it home to
governments and the wider public, says Pamela Chasek at the International
Institute for Sustainable Development, in Winnipeg, Canada. ‘Most scientists
don’t speak language that policymakers can understandand vice Versa.’
文章背...
If everyone has a car and drives____they want to go, there will be traffic problems on the road.这个画线处我填的是wherever，引导让步状语从句，但我们老师说是填anywhere，可anywhere这个词只有副词词型，填了以后后面they want to go怎么理解？
Goodnight, sweet Prince. And flights of angels sing thee to thy rest.老师，to thy rest是作状语修饰谓语，还是作thee的定语？介词短语能作代词的定语吗;不定式，动名词等非谓语短语都不能作代词（除人称代词外的代词）的定语吗？
Total international property
sales rebounded last year to ＄92.2 billion, according to the NAR’s estimates, up from＄68.2 billion in
2013 and ＄82.5 billion in 2012. 这里的up from 是什么结构，是什么意思，答案中并没有把up from翻译出来
...前后文语境如下：Did Nielsen then feel content in his career? Yes and
no. He was thrilled to be doing the comedy that he always felt he should do,
but even during his last few years, he always had a sense of curiosity,
wondering what new role or challenge might be just around the corner. He n...
...ts" in the sea.
"I can testify to the huge effort that government agencies and other
organizations have put into trying to understand the ecological values of this
vast area," he says.我理解成反讽的原因是：双引号没有打在从这句话上says that "the reserve
does broadly protect the...
...h the orange ball, the smell of it, the feel of the pebbled leather grains and the perfect grooves under his hands; and its bounce, and the way it sounded different on concrete or polished hardwood. 这里为什么用了两个and，而且还用了分号，想请老师请教下，谢谢了。
...a Microsoft Corp. office from Malaysia, apparently having been intercepted and tampered with, had initially tested positive for traces of anthrax.请问：现在分词短语apparently having been intercepted and tampered with在语法上既可以向前修饰returned也可以向后修饰had tested。...
... Susan Boyle stepped on to the stage of Britain's Got Talent and announced she was unemployed, had never been married and "never been kissed, actually", few in the audience would have wondered why.这是阅读理解前两句话。疑问在最后一句，这里似乎不...