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问题 especially和between and为什么一起搭配

That “old” would vary between nations makes sense, especially between more and less developed countries, with differences in education, death rates, access to health care and life expectancy.大概的成分分析，不太理解后边especially和between and为什么一起搭配?

问题 分析与翻译：So this is it—senior high school at last!

So this is it—senior high school at last! I’m not outgoing so I’m a little anxious right now. I want to make a good first impression. Will I make any friends? What if no one talks to me?这是2019年版高中英语新教材（人教版）Welcome Unit (p4) 的第一段。请关这里的第一...

问题 as的用法

ICC, which was established in 1919, had as its primary objective facilitating the flow of international trade at a time when nationalism and protectionsim posed serious threats to the world trading system.请教;此处as用法，能省略吗？

问题 关于形容词性物主代词的问题

Those of us who failed in the exam should work harder at our lessons. 为什么要用our而不用their? 谢谢老师！

问题 if not before的含义

Everyone knew it was the most expensive, the most famous of schools. You had to be entered at birth, if not before.请问老师：怎样理解if not before在上面句子中的用法和含义。谢谢老师！

问题 dangerous与in danger的用法问题

He is in danger. 他有危险。He is dangerous. 是他有危险，还是他很危险（对别人有危险）想表示某物有危险和某物是（对人有）危险的，用 dangerous 怎么表达呢？感谢老师。

问题 in ancient Greece可以表示时间吗

in ancient Greece意为“在古希腊”，通常来说表示地点，牛津和朗文词典对Greece的解释也只有“国家”。我想知道，它也可以表示时间“在古希腊时期”吗？请哪位老师帮忙解答一下，谢谢。

问题 介词用法(for和to)

...concerns.请问这句话里的would have been for the mother to offer，for和to这两个介词怎么理解啊？我猜测的是have been to（针对）offer for（为了）mother。

问题 left和empty的词性

请问可以帮忙分析一下下面句子中的left和empty分别是什么词性吗？又是如何分析出来的？另外请帮忙仔细分析一下下面复合句的成分吗？非常感谢！A possible answer in crowded California cities is to build housing on the growing number of shopping mall...

问题 比较状语从句than的正误判断

...。The weather is better in Beijing than in Shanghai.同时省略的主语和谓语，保留状语，正确.

问题 几个"在...内"的区别

in和into和inside和within用法有哪些区别呢？在哪些短语里或情况下他们间可以互换呢？

问题 On they struggled...句子分析 on引导从句

请教老师：On they struggled, fighting, dying, marking every step of the route with their dead. 这个句子的主谓宾等语法结构分别是什么？关联的语法点叫什么？上下文：It was but a small body of survivors that at length escaped from that deadly defile and threw up entr...

问题 over、throughout、during、in的区别

...p;throughout the period.throughout似乎就是在穿行这个隧道。和over相比较，throughtout更加具体——period里每个时刻（每天/每小时）农场数量都在持续地下降，而over就没有这么严苛。The number of farms declined during the period.相比于o...

问题 并列句两谓语怎么确定时态

请问一下，China's approach to protecting its environment while feeding its citizens......和Confucius believed knives would remind people of killing and were too violent for use at the table连词前后时态怎么看？ 谢谢了！

问题 以名词性分句作主语的主谓一致问题

What he thought and did at home(has,have)nothing to do with this problem. 答案:has/have 为什么has和have都可以使用?