Luminescence refers to the emission of light by means other than by heat.老师，这里的other than能用rather than吗？另外，这里的by means是什么用法不应该是by means of吗？
老师，在英语的某些文章中，我有时候会看见这两种结构：1. have/has been 接形容词2. have/has been 接介词我还没弄明白，当完成时态再加上形容词或介词所表示的意义，请老师举几个例子并解释一下，谢谢！
...根据实际情况来确定？如果是，那有什么确定的相关规律和判断方法吗？谢谢专家！
...可以不加持续性时间。我的理解对吗？《终结性延续动词和非终结性延续动词的区别是什么》http://ask.yygrammar.com/q-28129.html
常常见到使用ability to do结构，但是今天见到ability in doing结构，ability in effectively bringing the epidemic under control in such a short time.请问这两者区别？
资料上说，dusk 与 at, after, by 等介词搭配时，通常不用冠词。我想知道这里的“等”还包括哪些介词。同时请举例说明一下，谢谢！
Some others may feel tired all day long, but still ( ) it hard to sleep at night.A. findB. feel答案A.为什么不能选B.feel呢？谢谢老师！
I’ve never been someone who could muddle along at my life and still get straight A’s. I had to learn hard to do better, and I did.动词不定式to do better这里视作learn的宾语，还是视作结果状语 ，还是目的状语？
They had meant to see me off at the airport,but they __ there too late. (get)1.请问这个句子是对过去假设吗? 还是对事实的描述? 后半句能用过去完成时态吗?2.这里的get是系动词吗?
When he smiles at me, I just melt.这个句子如何翻译？重点是后半句。
A: I want to buy a dress.B: Sorry, we only sell ______ clothing.A. man B.men's答案是 B，我记得在语法网上我看到一篇文章，写名词单数可以做定语，这个题选A行吗？这样的专有短语一定很多，如何分清是...
scarcely / hardly 遇到单数名词做及物动词的宾语的时候做倒装时可以是:He hardly spoke a word.=Hardly a word did he speak.那这样倒装对不对?Hardly did he speak a word .谢谢回答！
句子：I am sure you've all been to the museum.问题：“be to+地点”我感觉这种搭配很少看到，一般是看到别的介词短语作表语，请问这里的“to+地点”怎么理解，to是什么意思？如果这里改成have gone to museum，意思会不会变呢？（备注...
今天在国务院app上看到economic development经济发展，学生认为economic应该改成economy.查了下百度百科，也是economic development.学生认为economic应该改为economy的理由如下：形容词作定语表示被修饰的名词具有某种特点，即economic development...
—Why don't we take a little break ?—Didn't we just have （）A. oneB. that请教老师为什么B.that是错的呢？ one不可以替代不可数a little break呀？