找到约 18000 条结果

问题 more than的用法

...iversity in the US, those who are sleep-deprived eat almost 300 calories a day more than those who get enough sleep.根据美国哥伦比亚大学2011年研究人员的一项研究，睡眠不足的人每天摄入的热量几乎比睡眠充足的人多300卡路里。请问这句话中的“more than...

问题 新概念 三（58课）谓语单复数问题

... inspector asked the old lady to try to check what was missing by the next day.这句话里，为什么用 what was missing? 而不用 what were missing ? 呢。一般小偷偷东西，都不止偷一件吧？这个问题感觉有点Low, 不过自己有点绕在里面了，请老师指点，谢谢...

问题 条件从句用should主句用will与would的区别

有这样一个句子：Should I be free tonight, I will come. 我觉得这里的 will 应改为 would，但老师说，不改也可以的。但老师没说清楚，这里用 will 和用 would 的区别。特请教专家老师！非常感谢！

问题 mornings,afternoons,evenings,nights等复数名词作状语

复数名词 mornings, afternoons, evenings 等有时可用作状语，但是相应地，nights, days, weeks, months, years 等也可用作状语吗？我的意思是指前面不借助任何介词的情况，如不包括 for weeks, for months 等用作状语的情况。请专家老师分析指导！

问题 have to和have got to的用法区别

              to get up early every day?A. Do you haveB. Have you got选择A还是B，还是A和B都可以？

问题 复合形容词可以作主语吗

...ry is getting worse.The 10-year-old gets up half an hour earlier on school days to play computer games.

问题 有情态动词的肯定句变一般疑问句的问题

...为一般疑问句 They must have carried out their production plan for this year ahead of time. 老师是这么变吗?Must they havecarried out their production plan for this year ahead of time? You needn’t have gone there yourself with those papers at all. 老师是这么变吗? Needn’t yo...

问题 will have been napping 和 will be napping 时态差异含义理解

Don't call the boss; he will have been napping at this moment.如果说成...he will be napping at this moment. 这2句时态的差别体现了什么含义呢？或者说2句有什么理解上的不同吗？麻烦老师讲细些，谢谢！

问题 这里的with是一个怎么样的用法

...g the breeding season, the amount of venom in the male platypus increases. This has led some zoologists to theorise that the poisonous spur is primarily for asserting dominance amongst fellow-males. To be stung by a male platypus is a rare event with only a very small number of people being on the r...

问题 否定疑问句算是否定句吗

...如：Can't you wait for us?Didn't I tell you that?Won't you come in?Aren't you sure about it?Can’t he have one too? 这些句子有否定意味吗？

问题 field of endeavor是“从事的领域”的意思吗？

One must turn to the ancient world to recognize that the greatest contributions in any field of endeavor have come through discovery rather than invention or advancement.请问"field of endeavor"翻译成中文什么意思？

问题 这里的awaiting hearings是否有误呢？

...ge of a new round of coronavirus relief for a strugggling American economy comes first,but the new democratic senate will also move quickly to confirm the Biden cabinet nominees awaiting hearings.这里的awaiting hearings是否有误呢？ 应该是to await hearings吗？ 还有，如果awaiting he...

问题 现在完成时强调过去的事情对现在影响，那么...

有这么一道题，我不是很能理解：-- Professor Li is wanted on the phone. Where is he?-- I saw him coming, but in a minute, he _____.这里为什么要用disappeared，不能用has disappeared。为什么不能用现在完成时表示他已经不见了，强调对现在的影——他现...

问题 multi-word verb 困惑

...格中也有一些不是习语(idiom)的词也给标注了斜体，比如 come in，send  away等（我用红线标注了）。我觉得这些不应该用斜体，是因为排版错误吗？还是说这些虽不是习语（idiom），但是属于lexical unit 。可以稍微说一下lexical unit 是...

问题 这里为何使用进行时态

...ulture officially recommended a switch to skim milk, three glasses of it a day. But, more recently, we've begun collecting evidence that says the USDA might be missing an important piece of story.请教大家，这句话中进行时态be missing里的动词miss完全是一个过去的动作，语义...