...ur and it takes energy. So by increasing their song output, there might be some costs of energy. ”我对其中的Singing is a costly behaviour不理解，behaviour 不是不可数名词吗？它前面怎么可以用不定冠词呢？请专家老师解释和指导，非常感谢！
... finer success; and happy did she think it for Bingley and her sister that someof the exhibition had escaped his notice, and that his feelings were not of a sort to be much distressed by the folly which he must have witnessed.请问would have been impssible是对过去的虚拟吗？Did she think i...
Susan Luo, an adviser for
teenagers, has received a letter asking for some advice.
本句摘自 2019版人教版高中英语新教材必修一的
Unit 1（p18）。句中的现在分词短语 asking for some advice 是作定语修饰 letter 吧？请问这里的现在分词可以换成不定式吗...
...说得过去，相当于独立的名词短语。各位老师怎么看？So some new behaviours will stick, but not all, and the result will be somewhere in the middle. Exactly where will have enormous implications: for transport patterns, property prices and the layout of cities, among other things.
...样的：IOS15 includes bug fixes for your Iphone including an issue where some
users could not unlock Iphone with Apple Watch.有2个语法疑问：1，where作为关系词引导定语从句应该修饰地点，而先行词issue在这的意思是“问题”，看了它在词典里的词义，也...
... wants a hug.附上下文如下：On a regular day, students
at the school sometimes come up to him to say they’re not feeling well or other
times to tell him about something that happened at break. He knows most of the
kids at the school, but can’t name each one. Someof them make him know them...
...一下曹老师，More economic variation took shape in rural villages, as some grew prosperous from farming while others did not. As well as can be measured, rural standards of living improved in the Fifth Reign. But the statistical averages mean little when measured against the harsh realities of ...
...d from the literature in ancient times of China and usually are related to some myths, legends, or historical events. If you don't know about the origin of certain idioms, you will know their precise implications very hard. As a result, studying Chinese idioms are helpful for people to better know t...
...d, but organised, conceptual framework, making it and the
component ideas, someof which are erroneous, more robust but also accessible
to modification.
有个外国友人说"To have made that work, he should've done something more before."
这个to have made为什么不是to make？“make that work”不能发生在“do something more”之前啊？
附上完整的段落
Yes, I always thought it was very rushed with confused motives. That "whe...
...id not know what was going on until the principal told her that she
became some kind of internet superstar. Herbert
said she couldn’t understand why people were so attracted by the act. The
following Monday, Herbert was honored by the school for her kindness. “I
was not expecting that much
atten...
“Someof us have known for many，many years that the freedoms under the First Amendment are not totally unlimited，”says Luce.“我们中的一些人多年以来就知道，《第一修正案》所提到的自由并非是毫无限制的，”鲁斯说到。请问many为什么要重复呢？
When we arrived, she made some fresh coffee. (1)When we had arrived, she made some fresh coffee. (2)(1) 应该为我们到达后，她才做咖啡；这里的 when 等于 after。语法书认为两句话表达意思一样，可我感觉 (2) 翻译不成 (1)，请老师分...
...统语法的框架下讨论虚拟语气：She looked as if she'd had some bad news.（虚拟语气）看来，她好像是听到了什么坏消息似的。将she'd had=she had had 改成 she had, 即：She looked as if she had some bad news这是不是不是虚拟语气，而是陈述语气...