...句的将来时态用得不妥：
Either you’ll leave this house or I’ll call the police. 你要是不离开这座房子，我就叫警察来。
应该改为一般现在时吧。即：
Either you leave this house or I’ll call the police. 你要是不离开这座房子，我...
看到一句话:One of greatest benefits of wealth is it will allow you to improve these based on your personal needs and long term benefits.我认为这句话中based on…后面部分是做状语修饰前面动词improve。我看在其他语句中，based on和这句话一样，即使没有表...
...调色板palette的解释：a thin board with
a hole in it for the thumb to go through, used by an artist for mixing colours on when
painting这里加粗的on是作什么词性理解呢，是直接作为副词，还是作为介词的同时拿a thin board作它的逻辑宾语？像这种语法现象...
...复部分的时候具体替代谁？例句：If railroads charged all customers the same average rate, they argue, shippers who have the option of switching to trucks or other forms of transportation would do so.替代词do so可以替代动+宾+状的整个谓语部分，那么这句话里为什么...
“So few authors have brains enough or literary gift enough to keep their own end up in journalism,” Newman wrote, “that I am tempted to define ‘journalism’ as ‘a term of contempt applied by writers who are not read to writers who are’”.在上述句子中，So few authors have brains ...
In protoscientific times (for example, in ancient Greece), claims about the physical world were often accepted as true if they were reasonable; experimental verification, if thought necessary at all, was perfunctory 请问老师，if什么时候表示即使的含义，有什么规律吗？ ...
... and white pieces reflect the basic ideas of
Eastern philosophy, according to Tu Ningning, who is in charge of the
exhibition.“The exhibition brings together Go culture, cutting-edge technology and
contemporary art,” says Tu. “We hope ___58___ (present) the rather abstract Go
game and AI in a ...
1. In the last act, a gaoler would always come onto the stage with a letter which he would hand to the prisoner.2.The curtain went up on the final act of the play and revealed the aristocrat sitting alone behind bars in his dark cell这里为什么一个用 in，一个用 on？
... you?—I don’t like reading all day, ___ I like watching TV news.A and; or B and; and C or; and D or; but该题D答案就绝对是错误的吗？难道就因为Not …all day表示部分否定（在此理解为喜欢读书，但不喜欢整天读），前句与后句同属肯定...
"The 2009 executive order directs the head of the department or agency that originally deemed information classified to oversee declassification reviews".请问主语从句修饰的是什么？the head还是the department or agency? 为什么？
今天做一道题：What have you decided to give your mother （ ）her birthday？答案应该是for，但我填了on想请教各位老师，birthday前面的介词是用on还是for？又如语法网上这个例句：I remember being given a bicycle on my tenth birthday，为什么就用on...