问题 hit sb over the head（打某人的头）为什么用over

请问下面一句为什么用介词 over，而不是 on？He was hit over the head with a broken bottle. 他被一只破瓶子击中了头部。

问题 go fishing ____ the lake填什么介词(in, on, at)

It was sunny, and we went fishing ______ the lake.本句填什么介词？是填 in, on 还是 at？

问题 and后用第三人称单数的形式

As a discovery claim works its way through the community, the interaction and confrontation between shared and competing beliefs about the science and the technology involved transforms an individual's discovery claim into the community's credible discovery.句子来自2018考研英语阅读真题...

问题 than usual 的语法分析

I had supper earlier than uaual. 这里词典把 than 归为介词，后面的 usual 为形容词，这里怎么理解呢？原句为than I was usual吗？What gets Twitter users more excited than a year's supply of Wendy's chicken nuggets?这里的than视作介词吗？

问题 一道独立主格考题的疑问（PETS四级考题）

_________, the inhabitants fled.A. The city take B. The city having been takenC. Having taken the city D. The city being taken请问老师：此题答案选什么？

问题 But perhaps the most vivid recollections are those

问题 By the end of last month可以搭配哪些时态

问题 关于the drop-out rate among students(学生的辍学率)

The drop-out rate among students is currently one in three. 现在学生的辍学率是三分之一。请问这里用介词 among 合适吗？为什么不用 of 呢？

问题 The tiger is in danger of becoming extinct.中的冠词难点

书上说The tiger is in danger of becoming extinct. 中的定冠词不能换成不定冠词，不是说定冠词和不定冠词都可以表示类别吗？为什么就不能用不定冠词呢？

问题 be lost 与 get lost 词义辨析

请教老师：1. I'm lost 与 I get lost 意思相等吗？ 是否有什么区别？2.翻译：显然他们迷路了。Obviously they got lost = Obviously they were lost 吗？

问题 with a capital B 是什么意思

 When I say he’s boring, I mean boring with a capital B!请问这个句子是什么意思？尤其是 with a capital B 是什么意思？

问题 人物头衔的表达

…he was Donne the courtier,the lover,and the soldier. 这里的Donne the courtier是什么结构？

问题 without registration, registering, being registered的区别

A marriage without registration/registering/being registered is not allowed.请问这句话，用registration/registering和being registered，是否都可以，有什么区别？

问题 请问这句话里out of表达什么含义

我对上面图片这句话里的out of表达不理解，请问是否应该改成…can not see out with one of my eyes才正确？

问题 unlucky是名词吗

But after forty days without a fish the boy's parents had told him that the old man was now definitely and finally salao，which is the worst form of unlucky, and the boy had gone at their orders in another boat which caught three good fish the first week.of unlucky这里的unlucky是名词吗？