找到约 50000 条结果

问题 过去进行时

...过去进行时用于背景信息，表重复？为什么不干脆用used to呢？“I did. I was smoking on and off for ten years.   ......”背景：Wentworth Miller在谈到自己吸烟经历时，说了这句话。（被采访时已经戒烟了）

问题 现在完成时与一般过去时区别

为什么不能说 I went to Shanghai three times? 而要用现在完成时?谢谢!

问题 并列句的省略问题

I tried to finish the work by myself, but I didn't succeed. 如这例句，后半句的I可以省略吗，只保留but didn’t succeed？ 如果我用successful,后半句是否可以写作but not successful?

问题 main名词用法疑问

the deficiency which I note in chief lies in the fact that what I had meant to be the main，while explicitly enough stated in the book, remains for every practical end indiscernible. 如何理解这里的main名词意思？

问题 不定式作目的状语的逻辑主语

这里to fend off being replaced作目的状语，为什么逻辑主语是people，却不是句子主语jobs risk being lost？

问题 副词可以修饰名词吗

...济学人于今年3月27日发布的文章中有这样一句话，The cost to those affected--and society more widely--is incalculable. 请问老师，句中加粗位置society 为名词，more widely 均为修饰society的副词，请问学生理解的是否正确，望老师能够给予解答，...

问题 关于won't的用法问题

The engine just won't start.Something seems to have gone with it.这里为何用won't start 而不是用didn't start？

问题 如何理解这句话中的tap

After three months, they had to tap the electricity wires because they couldn't afford their bills.

问题 这句话怎么分析成分

Things which only belong to humans lie creativity and critical(批判性的) thinking, will become even more valuable in the future. 这是今年中考阅读理解里的一句话，请问这句话怎么分析句子成分，谢谢

问题 牛津词典词条质疑(with是否多余)

available to do what you want with rather than work这个短语摘自《牛津词典》spare adj. 词条中，短语中with的介词宾语是谁，with是否多余？

问题 No, I really agree与No, I think so等

—Chocolate isn’t good for your teeth.—_______. A. Yes, I really agreeB. No, I really agreeC. No, I think soD. Yes, I think so 这个题目为什么选择B, 其他的选项错在哪里？谢谢您！

问题 the same...as 与 the same...that 的用法区别

She’ll be on the same train _____ I am on today. A.as       B.like       C.with       D.that请问这道题为什么不能选择D选项that？

问题 定语从句考点分析

1. She was dressed in the same way _____ she was when I saw her last time.A. that          B. as         C. once      D. in which答案是B。 she was后面省略了dressed吗？那as在定语从句中充当啥...

问题 notice sb do sth 与 notice sb doing sth 的区别与比较

您好，请教一道题。 Did you notice volunteers _______(help) a man cross the street ? 答案给的是help，为什么不是helping呢？[抱拳][汗]

问题 best-selling与best-sold的用法与区别

见过 best-selling 的用法。如：She's a best-selling author.It is the UK's best-selling album.但没见过 best-sold 的用法。按理说，“畅销”应该就是“卖得好”啊，但从逻辑上看，应该是东西“被”卖得好吧，为什么不用 best-sold 呢？