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问题 operating怎么理解

CNN 《Company Uses Drones In Reforestation》There's multiple drones operating to perform a task simultaneously.这里的operating怎么理解？其后的to perform是作名词定语，还是表目的呢？

问题 have sth done / to do&nbs

have sth done / to do / doing，请问这三者有什么区别呢？比如： He soon had them all laughing. 他很快让他们都笑了起来。 I have a car waiting for me. 我让一部车在等我。 请问这里的 doing 可以用 do 替换吗？

文章 2022-新全国卷Ⅰ-材料来源-阅读理解D

...nger, says Sean Roberts at the University of Bristol, UK. “For the first time, we can look at patterns in global data and spot new relationships between the way we speak and the way we live,” he says. “It’s an exciting time to be a linguist.” ▲高考真题-材料来源（外刊截图）...

问题 分析 such an outcome as this

She had been hiding that sore throat for three darya at least and lying to her parents in order to escape just such an outcome as this.这句话里面such an outcome as this结构里，as是连词，引导的比较分句中省略了什么呢？

问题 Maybe they taste better crunchy(为什么用better而不是more）

Maybe they taste better crunchy?为什么这句英语,它用better而不是more或者直接比较级crunchier呢?

问题 实义动词have可以做助动词

“医生不太相信他的举止，因为山姆的眼神背叛了他。”(请曹、黎、刘或王老师回答)译文：The doctor hadn't much belief in his behavior for Sam's eyes betrayed him.问：“对……不太相信”= “ have much belief in……”，这里的have是实义动词,而...

问题 seem的一般过去时seemed to do sth,其不定式与谓语动词seemed的时间关系

... care of herself. 所以不定式在谓语动词之后.   5.Born when the earth sleeps, yet Effie never seemed to rest and had soon worn out a rather fragile Marjorie. (朗文)   = Born when the earth sleeps,yet it seemed Effie would never rest and had soon worn out a rather frag...

问题 of next year还是of the next 

...”是 in May of next year 还是 in the May of next year，所讨论的是 May 前面加不加定冠词。但我今天在人教版高中英语选修八第83页看到这样一句： On February 17th of the next year they eventually came to what all archaeologists dream of—an unopened tom...

问题 Congratulations to sb on sth的理解

老师在这个句式中to sb做的是定语成分嘛？

问题 分析：​I saw my paper lying face down on my desk.

I saw my paper lying face down on my desk.分析：lying face down 在句中是修饰paper作定语吗？lying和face down之间是什么关系？改下面这样行不行？ I saw my paper facing down and lying  on my desk.

问题 start with doing sth还是start by doing sth

... start by 是什么意思，有什么区别，请举出几个明显不同的例句。谢谢老师!‍

问题 what在句中做什么成分(为什么not可以否定它)

You fail to recognize that it matters not what someone is born, but what they grow to be.这里面的you are to recognize是主谓宾，that和but引导的并列宾补，我理解的对？what 在句中做什么成分为什么not可以否定它?

问题 好题分享（107）单选题

That's a great improvement  _______ last time. A. as     B. on     C. than    D. 不填

问题 couldn't have been是什么意思

This expedition couldn't have been more timely because as the country slowly opens up, its Asian neighbours and developed nations alike are scrambling to establish diplomatic relations, many of whom would ultimately like to take advantage of Burma's natural wealth.请问：(1) couldn't h...

问题 有come back to do么？

Time is up. Let's come back to (   ) the exercise.No,Jim is still playing outside. we should wait for him to come back to ( )together.A. do,beginningB.doing,beginningC.doing,begin.答案为C，两部分结构一样，为啥选的不一样。老师给记过 back to doing。如果第二句不...