...章中有一句话，we need nature as much as nature needs us。It didn't for a long time，until we hurt it so badly that it can't save itself。这句话我有两个问题，1.…it didn't for a long time, 我认为这里不应该使用否定，应该使用肯定才符合语义。2. Didn't后面...
It’s also the biggest producer of a toxic effluent that’s the byproduct of slaking the desert kingdom’s thirst for water. 这里的a toxic effluent,effluent作为可数名词是污水废水，那么前面加a是要理解为一种有毒废水？
But in no other context would the contrast between asset prices and the present condition of labour markets cause as much discomfort for those who are missing the party.老师您好，请问这句话该怎么理解呢。
Yet some experts don’t expect a children’s vaccine will be ready by the 2021 school year because of how long trials take, even on the accelerated timeline for Covid-19 vaccines. 黑体字是间接感叹句，还是，名词性关系分句？
...：If the greedy little Gradgrinds grasped at more than this, what was it for good gracious goodness' sake, that the greedy little Gradgrinds grasped it!求指教！老师，请问that从句是指代前面的 it 吗？what was it中what和it哪个是主语呢，这里使用感叹号而不是问号...
Project scientists looked for a ring of light around an area of darkness representing the black hole. This is known as the black hole's shadow or silhouette.第一句中分词representing的逻辑主语是谁？
...es，are most at risk from these effects because the Internet is important fortheir studies and because they are just entering （a）world where their online habits are no longer monitored by concerned parents. 中为什么world前用a而不是the呢？
我认为the:(1)从上文可以看出world...
...that’s best done on the basis of sound facts and science, the foundation forthe coverage you’ll find in this special issue.问题：老师，best和done在句中是什么词性？什么语法成分？是that's best/ done on the……，还是that's best done/ on the……？
For a time Mr. Fotheringay sat perfectly still, "It did happen, after all," he said. "And how I'm going to explain it, I don't know." He signed heavily, and began feeling in his pockets for a match. He could find none, and he groped about the table. "I wish I had a m...
For
example, the south of France and northern Italy experienced extremely heavy
rain and 1000km/h winds in November 2016.根据这个句子是不是可以理解为：表示在某国的东/南/西/北部，可以有两种不同的说法：the
south of France / southern Francethe
north of Italy / nort...
...thetic plastics take several hundred years to biodegrade, which can be bad
forthe environment.If
people throw plastic items on the ground or into rivers, they can end up in the
sea.(1)
to biodegrade 是悬空不定式吗？意味着to biodegrade 是及物动词？(b)
为什么ground前要加the,
ri...
Developing (develop) and changing for thousands of years, Chinese poetry is like a beautiful and fathomless ocean to which Chinese-speaking people couldn’t help being drawn.From the moment we had left (leave) port and sailed into the Engilsh Channel,the weather had got worse and worse.这两个空...