问题 句子改错

America is a birthplace of aspirin, which has significantly contributed to the health of the mankind throughout the ages.

问题 the function of sth作主语时表语要用不定式吗

老师说，当the function of sth作主语时，后面的表语要用不定式，不能用动名词。如： The primary function of a window is to let in light. 窗户的首要功能是透光。 请问上面句子中的不定式to let in light真不能换成动名词letting in light吗？...

问题 代词问题

Only when humanity began to get its food in a more productive way was there time for other things.这是关于史前人类的话题文章的一句话，其中这里的its为什么不用their呢？

问题 句子翻译

前文为：THE WORLD WILL have to wait a little longer for the first launch of human beings into space in a craft not run by a national government. 这句话是：Crew Dragon is designed, built and operated by SpaceX, a private firm founded by Elon Musk—as is the Falcon 9 rocket its sits on. ...

问题 It appears作什么成分？

Because our conscious mind is occupied with daily life we don’t always think about the emotional significance of the day’s events —until, it appears, we begin to dream.讨教各位老师，这里it appears作为插入语，该如何理解呢？until we begin to dream, it appears. it appears作...

问题 be of 结构的疑问

be of+抽象名词，相当于形容词 be of (different) color, size表示种类 The risk is of a temporary burst of inflation next year. 这个 be of结构怎么理解比较好呢？

话题 请问 loss of 和 a loss of 的区别

问题 be+adj+介词结构（如何选用介词）

在be+adj+介词结构中，到底该用什么介词有规律可循么？例如：be confident后面，我查了一下，既可以跟of, about也可以跟 with in有何区别？尤其是跟about with都行，意思还差不多，请教高手。谢谢。

问题 倒装句分析

Today when it was recollected, he said, was this lined clothes changed his value.请问老师he said后面是倒装句吗?正常语序是什么样子。Today when it was recollected这是两个状语还是一个状语?是不是Today修饰全句，when it was recollected修饰谓语?谢谢老师

问题 of同位语

The growing focus on postpartum care is in part a consequence of good news.这里of good news是同位语吗？还是good news是同位语？

问题 Of的用法

Of parents who have turned off a smart speaker's microphone, about one-third of them did it because they didn't trust the speaker.介词短语of parents在这里是否相当于among parents的用法？

问题 作状语的hoping与to hope的疑问

Fans crowded around the rear entrance of the concert hall, _____ to catch a glimpse of the band.A. hoping        B. to hope        C. hoped       D. having hoped答案是 A，但为什么不能选 B 呢？有人说选 hoping…，因为它表示...

问题 关于which的理解与句子成分

...看了段英文和他的翻译，如下：A beautiful young woman opened the door, and the boy lost his nerve. He simply asked for a drink of water, too embarrassed to ask for food. The young woman brought him a glass of milk, which the boy greedily drank.一个漂亮女孩开了门，穷...

问题 on a diet of什么意思

 Its teeth and skeleton lead scientists to believe Spinolestes was a “ground dweller” that survived on a diet of bugs.查了下字典 a diet of 有大量单一的事物的意思？这里是这个意思么？还是饮食习惯？

问题 分析句子成分

请分析一下句子的成分，谢谢！The change of approach may be on the advice of auditors and regulators but it is more likely to reflect a desire by UBS’s bosses to avoid months of speculation about the bank’s exposure, something that Marcel Rohner, the chief executive, described as “...