He
also reiterated President's position that the possibility of expanding existing
sanctions was still "on the table", if the situation were to
escalate. 这个句子来自某新闻网站，句中的条件状语从句明显使用了虚拟语气，但主句却依旧使用陈述语气，这样的结...
看牛津词典关于crowd的解释是:a large number of people
gathered together in a public place.当时就不明白为什么不是gathering 然后看柯林斯词典是:a large group of people who have gathered together.所以疑问如题。谢谢！
Research shows that, when innovating, the best approach is to create an
environment devoid of structure and hierarchy.请问when innovating（分词/省略句）作时间状语的话，其逻辑主语应该是人，而不是从句主语the best approach，是否垂悬结构了？
...看到他，就知道没有希望了。请问这样用的the moment前面可以加介词吗？比如说成：At the moment I have finished I’ll give you a call.At the moment he spoke we recognized his voice.At the moment I saw him I knew that there was no hope.
...其他内容不改变位置，derive from sth和 be derived from sth是否可以直接替换？Much of the book's appeal derives from the personality of its central
character.这本书的魅力在很大程度上源自主人公的性格。Many English words are derived from French.许多英语单词...
In 19th-century Britain many commentators decried their government’s resort to armed force to prise open this country's markets, sometimes not so much from a moral standpoint as because they feared that getting tough with this country would reinforce its contempt for foreign trade.老师好，...
Whaley recalls how at the beginning of the year, when called upon to
read, Chris would excuse himself to go to the bathroom.It takes a lot for any student, “Whaley explains,” especially for a
student who is learning English as their new language, to feel confident enough
to say,这两句话，...
例句：I want to talk about what we’re pretty sure we know.问题1：被省略了的that引导的从句：（that）we know是什么从句？问题2：宾语从句what we’re pretty sure we know的引导词what在该宾从里作什么成分？难道是作该宾从的从句（that）we know中kn...
... the last bus hadn’t come yet. We had to walk home. 两个过去完成时可以在同一个句子中使用吗? 请问老师，以下几个句子语法成立吗？（主要是时态问题）1）Half an hour has gone by, but the last bus hasn’t come yet. We have to walk home. 2）Half an hour...
The Underground Railroad, an inventive and searing take on slavery in 1850s Georgia, won the Pulitzer Prize for fiction Monday.这句话中的an inventive and searing take on slavery in 1850s Georgia是一个完整的句子做前面名词的同位语吗？
The longer an advertisement
stays on a user's screen, the greater the possibility of him or her tapping on
it and the manufacturer making money. 这句话前面半句有“the+比较级+名词+动词stays”，后半句只有“the+比较级+名词”，请问这种用法对吗？
Last, good performance is not defined by employees’ locations at specific times of the day but by what they achieve—what Mr Bloom calls “managing outputs, not inputs”.破折号后是对前面的补充说明，那么能不能说what引导的是同位语从句？谢谢各位老师。