在一篇英语习作中看到：The hotel provides hot and cold water all day.我对其中的hot and cold water 有疑问：它要表达的意思应该是“冷水”和“热水”，即既供应“冷水”也供应“热水”，但hot and cold water（冷热水）给人的感觉是一种水—...
Research confirms that the findings concerning senior citizens can be applied to restless children. They are more easy-going when there are animals around, with whose company they tend to calm down more easily.为什么红色部分的 whose 不能用 their，为什么用 their 要在前面加个 and...
前面有网友提了一个问题, 是关于 thank 用法的:http://ask.yygrammar.com/q-34705.html我觉得其中大多数问题都涉及祈使句中thank后面能不能接第三人称的问题。比如：Thank him for telling me the news.Thank Mr Wang for helping me.这样的句子对吗？
...你中有我我中有你，使人傻傻分不清楚，如He
lives on/off the Park Avenue.还有on和away都可以表示“继续下去”；最后即使把某个介词所有释义都搞明白了，在阅读中也经常出现无法解释的短语，如call
on sb/call on sb to do sth拜访某人/号...
Aerosols, tiny particles of soot, dust, and other materials, are thought to seed cloud formation scatter incoming radiation and promote cooling, but this effect, which would counteract warming, is also only superficially understood. 无法明白are thought to seed cloud formation scatter incomi...
backlog an accumulation of jobs not done or materials not processed that are yet to be dealt with (especially unfilled customer orders for products or services)老师好，我知道yet是非肯定词，这里表示的就是一种不确定会不会被解决的状态是吧
...常是在前后用逗号隔开，但下面这个句子用的是破折号：The tall building over there—which cost 300 million yuan to build—has been empty for a long time. 那边的那栋高楼，就是花费了3亿元的那一栋，已经空置很长时间了。请问老师：非限制性定...
...目：
Her birthday was a week ago, so it _______ (can't / be ) on the 25th.
A. can't be B. can't have been
我不太明白25日是说话之后的日子，还是之前，所以不知道应该用对过去的推测，还是对现在的推测。请专家指教，谢...