找到约 18000 条结果

问题 英语从句的省略规律

...h the debris, every passing hour snapped their strength and their hopes of finding more victims alive.请问老师，but for those digging through the debris在句子中做条件状语从句吗，不是独立主格对吗？those 后面省略了who were 对吗？完整结果应该是 “but for those...

问题 这里of后的D=50mm合理吗？

Rock cores with a normal diameter of D=50mm are first drilled from a rock block of Neijiang sandstone.请问of后直接跟50mm不可以吗，“D=”是不是多余了？还是在英语论文中这么写是合适的呀？

问题 感觉要用现在完成时却没有用

After many years of investing in private companies, I have developed an initial framework – the first four things I look at when I see a new company.I look at做定语从句，这里为什么不用现在完成时态？

问题 that的用法疑问（引导什么从句）

...hat our Chinese friends then called the new terminal which boasted China's first ever luggage conveyer belt.请问that是什么从句？如果we是先行词，那么谓语为什么用is单数？

问题 在句子中谁是主语谁是定语哪个是谓语是什么关系？

An international team of scientists has successfully decoded ancient DNA from animal skin on which some of the Dead Sea Scrolls were written. 在这个句子on which some of the Dead Sea Scrolls中on which, some of the Dead Sea Scrolls是什么关系？在这个句子on which some of the Dead Sea Sc...

问题 请教陈才老师：能麻烦您说说这两个例句是来自哪本词典吗

陈才老师说下面两个例句来自词典：【1】It is only by accident ,not on purpose.这件事情只是个意外，不是故意的。【2】This is only by way of analogy. 这不过是个比方.网友很想知道这两个句子是来自哪本英语词典，我也很想知道！辛苦陈才...

问题 focused/focusing

I have to say unless we want an education system just ______ (focus) on making people consumers and not on helping them be producers, this emphasis on reading only —which does happen in so many places—is very short-sighted.答案是focused，focusing可不可以呢？focused和focusing区别?

问题 在句子中或词组中，名词出现什么情况下才可以单独使用？

...ch.这些是可数名词与you互为同位语吗？I returned from work to find the house empty.请问老师，不定式作什么状语？？ 

问题 for doing 可以表示目的吗

...原句1）Kitty is making a plan for studying English.2）Then write your own plan for studying English.3）This can help you make a plan to improve the way you study.Swan 在PEU上说，for可以用来表示某人的目的，但后面只能接名词，I went to the pub for having a drink - 错误...

问题 must be与must have been的区别

She must have been fifty or so when I first met her at a conference.请问这句话中谓语为什么是 must have been,而不能是 must be?

问题 语法填空（涉及连用 if, when, after 的选用）

But the paradox is that our children can only truly succeed ______ they first how to fail. 答案应该填 when / if 但是 after 可以吗，有什么区别？when / if 在这里什么意思？

问题 句子纠错

... history and culture background,China and American must put mutual respect first.We must respect each other’s system and path,  core interests and  what they concern,If we want to live in harmony between China and American in a way of seeking common points while receiving difference. 老师您...

问题 be combined to do相关解析

The first-year experience is exciting, liberating and terrifying, all combined to help us grow into adulthood.请问老师：to help us grow into adulthood是目的状语吗?That is, if our parents don’t come with us.这个句子又该怎么分析，谢谢老师。

问题 不定词与动名词做定语的区别

He has many friends to rely on.在意思不变的情况下, 我可以把to rely on 改成relying on么？

问题 请问在句子中为什么能用虚拟语气呢

If we were to observe daily life， we would most likely find such promises have reached epidemic proportions—property developers ensure that there‘re no jerry-built houses； sellers guarantee absolutely not to sell substandard goods； restaurant owners assure people that they never use gutter...