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问题 关于“名词性短语”的疑惑

老师您好：_______ all that has been said, the tourists have been picking leaves.答案是用介词 Despite（prep）尽管。在答案解析中说道，all that has been said 是名词性短语，因此前用介词构成介宾结构。我的疑惑是 all that has been said 是一个定语从句...

问题 if this be so是什么用法

Are you planning to sell the house, and if this be so, how much do you want? 请问这里的 if this be so是什么用法？

问题 as quite charming是介词词组还是连词词组

as quite charming在下句中是介词词组还是连词词组？He was known as quite charming among the ladies.

问题 关于句中逗号的使用问题

老师好!At that moment, a large black car with four officers inside it, stopped at the camp gates.本句中，with four officers inside it介词短语做a large black car的后置定语，为什么谓语动词stopped前还加一个逗号来分开？期待老师解惑，谢谢！

问题 由并列句省略后的简单句？

She had the example of her mother and of her cousin, Mary Stuart老师，把of her cousin的of省略可以吗?这个句子可以看成由并列句省略后的简单句子可以p这样理解吗？

问题 如何地道地翻译这个英语句子

We（alibaba） adopt the technologies of " location based service" to help build particular intimate relationship instantly between offline stores and consumers.前后文大意是阿里巴巴在双十一狂欢期间 采取了LBS位置导向服务这个新技术。

问题 这个that it is是定语从句吗

They have done what they can to mak this programme the success that it is. 请问这个句子是什么意思？句中的 that it is 是定语从句吗？

问题 whereas与when同时出现的句子如何理解

Whereas a few years ago, when the kids were all out binge drinking. whereas这里是连词的话，when这里怎么理解,whereas的原句补充完整是什么呢？

问题 不定式和现在分词的比较

Two studies showed just walking for three hours per week for only three months caused so many neurons to grow that it actually increased the size of people’s brains!这里的to grow是否可以替换成growing ？ 表达上会有什么不同吗？

问题 关于间接引语

1.The gardener said that he ___(cut) that tree down yesterday.2.What did he say that he_____(do) last weekend?第一题答案给的是had cut/cut,第二题是had down/would down不明白为什么第一题既可以用过去完成时也可以用过去时，而第二题只能用过去完成时；如果...

问题 and not enough to 疑问

Only a  handful of databases record the abundance of insects over a long time—and not enough to judge long term population trends accurately.老师好，请问and 后只有一个副词enough吗？它的完整句子是什么样？

问题 duty if required,是否可以看作插入语

A：What does the estimate include?B：Estimates include merchandise, packaging and shipping, duty if required, any taxes and insurance.

问题 might business travelers make倒装句

might business travelers make倒装句，这里是起强调作用吗？What common mistakes might business travelers make when it comes to conducting business across the globe?

问题 介词短语在句中成分问题

Last is the technical challenge of stripping carbon out of industries beyond power generation.该段落说的是即使解决了发电的问题，可还是离不开绝大部分电动车用的还是烧煤产生的电，请问beyond介词短语是修饰什么的，逻辑上修饰challenge，结构上...

问题 be building on success的理解

The emphasis must be on fun,encouragement,and buiding on success. 这句话中的building on success与之前的be相连吗？可是building不是名词不能和fun等并列啊？怎么理解building on?