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问题 playground前到底用什么介词

playground的意思是“操场”，如果表示“在操场”，前面到底是用什么介词？有的说通常用介词on，有的则说习惯上用介词in? 不知道哪个说法更“权威”？请专家老师指点，谢谢！

问题 Insist用过去式虚拟语气

But had he known the horrible consequences of her tardiness, he would have insisted that she【were】  here on time.请问这里用过去式虚拟语气有特别的原因吗？是否合适？

问题 及物动词加介词短语的疑问

He lay on the bed，为什么不可以he lay the bed. 不是及物动词后面可以直接接宾语吗？不接介词。 还有remain只有不及物，为什么可以remain continue....... 后面可以接动词？ 可以动词加动词？

问题 限定词的问题

More people are seeing and hearing what we say than on any other such occasion in the whole history of the world. Such不是前位限定词嘛？any other such是如何分析的呢？occasion为什么用了单数？谢谢老师解答！

问题 stamp和stomp的区别

stamp作动词为跺脚的意思时，和stomp有什么区别？ stomp: to walk, dance, or move with heavy steps stamp: to put your foot down heavily and noisily on the ground

问题 examples of是什么意思

Even people who take no interest in art cannot have failed to notice examples of modern sculpture on display in public places.老师句中examples of啥意思，学生该怎么理解？

问题 并列谓语时状语的修饰范围

如：You can both turn the TV on and change channels with the remote control.这里状语with the remote control，是修饰change，或者是整个句子？还是说都可以？这里有什么原则吗？

问题 create basketball是什么意思

To keep his restless students occupied with an indoor sport on rainy days, James Naismith created basketball.上面的内容摘自2022年高考英语天津卷（第二次）的单项填空。请问：create basketball是什么意思？

问题 for delivery是什么意思

By packaging large pieces of the high-speed rail line together, for delivery by a single contractor, the project’s cost and constructiontimeline would be greatly reduced, the team proposed.疑问 for delivery 在这句中什么意思？由于传给一个承包商？

问题 【问题征答】请各位老师分析下列句子成分(1)

【问题征答】请各位老师分析下列句子成分，尽量全面详尽，并找出相似的结构及例句。I'm at a loss which to choose. 

问题 如何理解never与一般过去时连用

书上的例句：Todd never ceased trying to get a date with Sharon.我的理解是，never 是“从不”的意思，是一个事实，应该用一般现在时。请问可以用过去时吗？

问题 ever的用法

The woman had a son who was rich. I no longer remember what sort of business he had. He was ashamed of his mother, the washwoman, and never came to see her. Nor did he ever give her any money. 这句中的ever是表示强调吗？ever表示强调的如何能看出来和表示曾经、可能等...

问题 判断两个分词短语是否是并列结构

It was their way of diversifying their portfolios, hedging their bets against a downturn at home. 请问如何翻译这句话？这两个分词短语是并列句吗？感觉翻译成并列的也对啊？但又感觉第二个分词短语修饰prolios.

问题 relative to的分析

Humans are social creatures, and we have a tendency to evaluate our own standing in life relative to how our friends and neighbors are doing. 这里的realtive to是standing in life的后置定语吗,how引导的从句做宾语从句，doing 这里就是不及物动词泛指亲朋好友做的事...

问题 虚拟语气的相关问题

--Don't forget to have this machine fixed this afternoon, Darling--Oh, you reminded me of what I otherwise         .A. may have forgotten B. must have forgottenC. had forgotten          D. would have forgotten老师，这题C 为什么不可以看作...