Some scientists recommend that nano particles be treated as new chemicals with separate safety tests and clear labelling.选自剑桥雅思10T4 S4.请问这里为什么是be treated 而不是is treated 或是 are treated?
...，小溪更是清澈见底！The mountains are blue, the waters are green and the brooks are limpid, which is the typical scenery of southern China! 老师好，这句话中的which非限制性定语从句可以修饰前面三个分句并且谓语用is表示这种风景吗？非限制性定从...
...ten for
the voice
of America Vietnamese-language website, is the president and founder of the
independent journalist association in Vietnam.】【范志勇是越南独立记者协会的创始人，曾为美国之音越南语网站撰稿。】请问这里的 voice 是可数名词，还是不可数名...
Last year the number of nuptials fell by 12％ to a little over
8m,the lowest since 2003and well down on the peak of 13.5m in 2013. 请问 well down两个词在句子中分别是什么词性？
There is only one thing in the world worse than being talked about, and that is not being talked about.这里there is sth worse than是什么用法？而且being talked about的逻辑主语是否被省略了？
... would make their rulings more likely to be seen as separate from politics and, as a result, convincing as law.这会让他们的裁决更被人视为是远离政治的，而且被奉为律例。问题: convincing 从句义上应该是被动的，被看作，那为什么不用过去分词而用现...
...zed with because they do need the extra
money what with their low salaries and the rising prices. But surely they
shouldn't let us suffer as a result.1、are to be sympathized with：be to do结构这里表示应该类似于should的用法，还是表示计划？with怎么没有宾语，还是动词...
A： Roberto and Sophie are on hoilday ，are‘t they？Where have they gone ？B：To Florida ，again . A ：How many times ____ they ____there? B: This is their third visit.第二组填空答案填have been 我不明白为什么，have been 的意思不是去了已经回来了么。
No one disputes the costs in quality of life and depleted health
budgets of an obese population.
请问老师该怎么判断是 disputes 和 depleted 两个谓语并列，还是depleted 当形容词，the costs 和 budgets 两个宾语并列？budgets 复数没法通过冠词来判断，这种题...
... the forest coverage will increase by 40 million hectares from 2005 level, and the forest stock volume will be 1.3 billion cubic meters more than that in 2005.老师您好，我想问一下逗号不是不能连接完整的句子吗，可我上面这段话用了两个逗号连接的都是完整的句...
...rvals-often in an annual cycle-that may involve many members of a species, and is rewarded only after a long journey.这句话破折号那一截是插入语吗，修饰intervals？起强调作用？另后面的that定语从句修饰的也是travel吧？是不是有两个定语从句修饰同一个...
Nowadays those who call themselves intellectuals would insist on
writing essays in an obtrusive style IN WHICH are presented high-flown ideas
for the edification of the literati,rather than think of bringing light to the
younger generation in the towns and villages.