不定式可以做定语，例如：The boy to write this letter needs a pen. (to write this letter 为定语，修饰名词boy) /写这封信的男孩需要一支钢笔。There is nothing to do today.（to do为定语，修饰名词nothing）/今天没有事要做。请教一下老师，什么情...
They suggest a cause of the subsequent state of equilibrium or process
of simplification that would have to have come into operation at some time
after such a pre-historical development. 请问老师would have to have是什么用法？
...大量的时间观察马的动态和表情。翻译：Trained in France, the Chinese master studied
equine anatomy, spending hours observing horses'movements and expressions.请问老师：spending 在这里并不是非谓语中的动名词，为何在这里却能做主语？
...rcion should its more forceful commitment to its Western partners irritate the government in Beijing然而，韩国有四分之一的出口流向中国，如果韩国对西方合作伙伴做出更强有力的承诺，惹恼了中方，韩国恐会陷于被动地位。请问：这里的句子如何...
Though ostensibly a book about creativity, the author frequently veers off to discuss animal emotion and intelligence.麻烦请问亲爱的老师，though后可以只加个名词吗？是不是应该加个句子？
...ks carefully, who observes with curiosity, and who seeks to connect with the place he/she visits, with its history, its flavors, and its people.connect后紧跟一个with，这是什么用法？后面还有个with。
...or man
when he died.为何不能说＝He died when he was a poor man呢
c.The fire is burning low这一组夸克说省略后续成分不影响句意。是在说low是状语吗？第2组The weather is
continuing mild.这一组，需要和补足语（complementation）连用。所以这个地方，mi...
...不要？It is written in (a) simple language, immediately accessible to the reader. 所用的语言简洁，读者很容易理解。关于句子中的不定冠词要还是不要的问题，可以转换成 simple language 可不可数的问题，如果 simple language 可数，当然就要不...
我看到一句子The smartest thing Donald Trump has ever done is not release his tax returns这句话是说：特朗普做过最聪明的事情是不公布他的退税还是说：特朗普做过最聪明的事情并不是公布他的退税另外还想请问下这句话中的release前面是不是...