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问题 句子分析

What researchers desire to do is aim to find a new cure for the disease.这个句子中is 和aim 都是动词吗？请帮我分析这个句子

问题 含有issue to的相关句子结构分析

...stomer, a "Fun Card", which when used in the casino earns points for meals and drinks, and enables the casino to track the user's gambling activities.【我的疑问】请帮我分析句子的结构。另外，本句中的 issued to 如何理解？which 后面怎么可以接 when？谢...

问题 welcome sb to do sth 的用法

...unday, as the World Health Organization announced an advance team has left for China.查了字典，并没有 welcome sb to do sth 结构，请问这里是什么用法？

问题 broken up的含义

The graceful wooden windmills that have broken up the flat Dutch landscape for centuries. 译文：风车在荷兰平原上优雅地矗立了几个世纪。 句中broken up查字典，怎么也对不上译文，请专家指教，谢谢！

问题 定语与状语的区别

老师好：请教一下。1）The radio only weighs a few ounces and is smaller than a cigarette packet...2）They talked on the phone for more than an hour.在这两句话中，than a cigarette packet...是不是充当句子的比较状语？than an hour是不是充当more的定语？

问题 关于having been done和done

The agreement________(sign), they shook hands for the photographer.答案是signed,用having been signed可以么？

问题 but vary in +whether引导句子，这是什么结构？

For example, the users of hehe interviewed in The New Yorker article agree on the giggling aspect of hehe, but vary in whether they view it as friendly or conspiratorial: it all depends on how many E’s the word has.

问题 英语可以a tool to do sth吗？

表示做某事的工具，a tool 后面是接不定式还是接for doing sth。见到过后接for doing sth的用法，如：This is a tool for opening tins. 这是一个开罐头的工具。句子中的 for opening tins 可以换成 to open tins 吗？

问题 同位语 + 定语从句的分析

For the first time in seven years, New York City officials expect the number of foreign visitors to decrease, a drop they attribute to the protectionist policies and rhetoric of President Trump—saying that those moves are scaring off many of visitors who have helped fuel the city’s robust growth...

问题 the 在专有名词前省略

...initiative.句子（2）： The two countries have laid a solid foundation for BRI cooperation.句子（3）： Besides , China and Fance concluded agreements on the third round of the BRI-related demonstration projects in third-                     party markts and launched a third-party...

问题 再谈Few would argue that...结构(含美国语用学家劳伦斯•霍恩的观点)

...ot;Few would argue that running a convenience store is an effective remedy for stress."Though there are examples from the late 18th century, the phrase seems to have become much more common in recent decades. Can somebody advise me: was it always ambiguous, or has one of the two senses crept in...

问题 “逗号+with”的句子问题

...”的句子问题。Despite this characteristic, the most common drawback for any PD controller, with unknown dynamics or even with unmodeled dynamics is the error signal differentiation. 句中为什么用逗号和with将主语和谓语隔开？这是什么语法结构？

问题 这是主语补语吗？

1)Whether eaten raw or cooked, fennel is good for you.2)He sat there on the sofa, with a map spread on his knees, with his face under the lamp bright and alert.上面2句：其中1)raw or cooked是否是fennel的主语补语，2)bright and alert是否也是He的主语补语呢？

问题 为什么用过去完成时

...g-based corporate group ____ the franchise bid to run its China operations for the next 20 years on Monday.  A. had won  B. won  C. would win  D. has won这题的答案是A。请问为什么不能选B？不是应该宣布时才知道谁获胜吗？怎么会表示之前的概念...

问题 这里的drop用法算不算轭式修辞

To help battle the pandemic, the administration of President Joe Biden said it supported waiving some intellectual-property protections for vaccines. Jaws dropped—along with the share prices of vaccinemakers. 共用drop，下巴掉了，股价下跌。谢谢各位老师！