找到约 25000 条结果

问题 难句分析

And since 1991, productivity has increased by about 2% a year, which is more than twice the 1978-87 average.这里是表示比平均数的两倍还多，还是说高出平均数的两倍以上（即3倍多）？

问题 operating怎么理解

CNN 《Company Uses Drones In Reforestation》There's multiple drones operating to perform a task simultaneously.这里的operating怎么理解？其后的to perform是作名词定语，还是表目的呢？

问题 过去完成时

请老师帮我看看这道题，不应该用完成时吗？--Have you graduated from College？---Yes,_____.A.I studied French for two years .B.I had studied French for two years.

问题 分析句子结构

The biggest gender difference is at the lowest post-school level,where 90% of those who held a skilled vocational diploma were men,compared with only 10% of women.请老师回答，谢谢！

问题 时态问题

Many of the reductions over the past 30 years have been achieved either by reducing the amount of sugar, salt or fat in a product, or by finding an alternative ingredient.这个句子have been achieved是什么时态

问题 sign的用法

Rapid breathing and breathlessness can be a sign of lung disease, particularly asthma and bronchitis.请问老师，过快呼吸和上气不接下气后面的sign为什么不用signs?

问题 whatever的用法

Do whatever they have a competitive edge over their rivals.老师这个whatever不理解，它后面已经是完整的句子了，这个whatever在从句不做任何成分，那它在这里起什么作用呢?

问题 被动语态

Her father’s estate was entailed on a cousin.Your estate should be entailed away from your own children.刘老师您好，上面两个句子可以理解为被动语态中引出动作执行者的介词不一定是by，还是说这种句子不是标准的被动语态？谢谢！

问题 连字符的用法

If no surplus is available, a farmer cannot be self-sufficient.连字符构成的单词的词性是和后一个单词保持一致的吗？

问题 独立主格结构

如题____, the hunter went into the forest.C. Gun on shoulder D. A gun being on shoulder答案为C可以理解 但是D选项同样符合独立主格结构中“名词+现在分词”的形式 为何不能选呢

问题 remain的用法

The largest international database has helped police find out many crimes which at one time would have ______ unsolved.A．remainedB．maintainedC．keptD．left

问题 双定语还是状语

There is not a day that goes by that I don't regret behaving said yes.这是双定语还是by that做goes状语，by是做goes副词还是连词?

问题 句子结构分析

Your boss proposes a new initiative you think won't work.请问老师这句话中的“you think won't work”是一个夹杂着宾语从句的定语从句吗？之前并没有见到过这样类型的定语从句，请老师解答！

文章  food只能作不可数名词吗 

...出版的初中英语教科书第一册（下）p.15 有一个句子：I can have different food for lunch.  有一位学生问他的家教老师：“这个句子中的different 后面的名词food 为什么不用复数形式？”该家教老师回答：“因为food是不可数名词，没有复...

问题 英语难句翻译

Adding to a woman's increased dose of stress chemicals,are her increased "opportunities" for stress这个句子如何理解？求解释