问题 in deep trouble还是in big troubl

我们平常说“大麻烦”，没有说“深麻烦”的。但有这样一个句子： Anybody who steps out of line will be in deep trouble. 谁要是违反规定，谁就要倒大霉。 这里为什么为in deep trouble 呢？这是英语的表达习惯吗？

问题 Can't help用法

can't help doing sth和can't help but (to) do sth中非谓语动词doing是表示情不自禁地做了某事（已做）吗？（to）do表示情不自禁要去做某事（未做）吗？谢谢！

问题 lead fees是什么意思

Your library card, please. Oh, you have lead fees. It comes to 4 dollars. You have to pay it off before you check out all books.请问专家，句中的 lead fees 是什么意思？

问题 请问老师have+long+持续动词 是表达某一状态持续到说话时刻么

The banks have long competed with American Express's charge cards and various store cards. 这句话被翻译成：该银行长久以来一直和...竞争。映像中只有少数的几个持续动词的完成时能够表达一种习惯持续到说话时，不明白为什么这里compete也能这么...

问题 on the spot 和 at the spot的区别

我们老师在说scene这个单词的时候，延伸到了spot这个单词。当时他说on the scene = at the spot = 在现场的意思，但是我有以下的疑问。在某些文章好像也有出现on the spot，哪个才是对的呢，还是两个都对只是意思不一样。

问题 Address the letter 和address the envelope 意义和区别

address the letter 和address the envelope两者分别表示什么意思？有何区别？谢谢各位老师。

话题 it has been mostly sharks and seals.

话题 a red one and a green one.

问题 first, the first time, for the first time的区别

first, the first time, for the first time 作副词使用表示“第一次”时，区别是什么？注：不用涉及 the first time 用作连词引导状语从句的用法。谢谢专家！

话题 spend say a month in . . . in an exchange visit句子分析

文章 英语小白之【情绪】的迷思

...语小白之情绪的迷思最近有网友提了个很有趣的问题：“The surprising look on his face suggested that he was surprised.这里的surprising和surprised怎么理解?” 本站专家刘老师一针见血地指出：他先受惊，然后表情让人惊讶。我只能说刘老功...

问题 形容词短语连用的用法疑问

It's created a systemic level of corruption among low enforcement unheard of prior to its initiation.老师好，请问unheard of prior to its initiation是什么用法？

问题 exactly the shape of the markings 做什么成分

句子：Instead he was smiling at a rather severe-looking woman who was wearing square glasses exactly the shape of the markings the cat had had around its eyes.问题：我的理解exactly是做强调用，但感觉加粗部分更像是定语修饰glasses，是exactly前省略了 that is （...gla...

问题 fifteen hundred与one thousand and five hundred

Aristotle’s scientific theories dominated Western thought for fifteen hundred years. 亚里士多德的科学理论统治西方思想长达1500年之久。上面的句子摘自柯林斯词典，请问句中为什么用 fifteen hundred，而不用 one thousand and five hundred？

问题 at the foot of与on the foot of的对错与区别

我原来以为只能说 at the foot of，不能说 on the foot of，但今天也看到有 on the foot of 的说法，请问这样说对吗？如果对，它与 at the foot of 有区别吗？