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问题 Have …to do用法

our rabbits are regularly cleaned and have all received the required shots. 其中have received为什么用过去式？have …do难道不是不定式省略了to吗？解释成过去分词也解释不通…

问题 关于副词做表语的疑问

老师好，语法书上有个例句：She was so slenderly and prettily the women句中的slenderly prettily都是副词，为什么不用形容词？如果做定语的话，看答疑网上老师以前的答案，都是时间副词和方位副词能当定语，但须后置。

问题 现在完成时态用法

Throughout my career, what’s been even more important to me is doing work I really like to do at kind of company I like and respect.what’s been even more important如何理解从句现在完成时的用法，为什么这里不可以用一般现在时？

问题 关于as needed的用法

我看到一个说明书上有一句话：apply the cream on the skin of discomfort 3-4 times a day and thereafter on an as needed basis.这里面as needed是什么用法？

问题 with the set 是何意？

She glanced at them, and then looked up at us with the set, rigid face of a desperate woman.with the set 是何意？ 

问题 分析句子成分和结构

请分析一下句子成分和结构：Every one suspects himself of at least one of the cardinal virtues, and this is mine: I am one of the few honest people that I have ever known.

问题 这里called...是成分

I called up Daisy after we found him,called her instinctively and without hesitation.在发现他之后我就给Daisy打电话，本能地、毫不犹豫地给她打了电话。请问曹老师，called her...在这里像是对前句的补充，可结构上怎么是并列关系呢？

问题 关于介词的改错题

原句:Once I saw a post offering a wonderful course in German, and that was just what I decided to take from a new language. 应把from改为on/in/for,为什么from不对呢？改后的介词有没有什么固定用法？

问题 before短语是状语还是定语

The decision was made against the advice of America’s generals, who had warned Mr Biden (and Donald Trump before him) not to pull out.原因是什么？谢谢各位老师！

问题 that的用法

However, later when I learned from my friends that my dad defeated all competitors and won everyone's admiration, I found that mixed in with my embarrassment was a touch of pride.句中的that作什么成分？是否可以改为what?作found宾语从句中的主语从句？

问题 some加单数名词

Because fuel supplies are finite and many people are wasteful, we will have to install ______ solar-heating device in our home. A. some type of B some type of a这里为什么不选B?

问题 介词短语的用法

A love of junk food, television and computer games has sent the country’s waistline balloning with Australians weighing in as the word’s fattest nation after the United States. 请问老师，句子主语不是a love of...，这里用as...，并没有出现澳大利亚这个国家？这样是...

问题 好题分享(33)：选择填空题（涉及时态）

They did what they _____ done in Japan and Korea.A. have    B. had    C. 两个均可。

问题 in 后面能接句子吗

His bold young widow married her daughter in heaven knew what corrupt and fashionable circles.老师，in 后为什么是一个句子？能分析一下语法结构吗？

问题 英语难句的结构分析

So mutually dependent are we that on our swift and full communication with one another is staked the success of almost every scheme we form.麻烦帮忙分析句子结构！谢谢！