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问题 As引导的时间状语从句为什么这里使用了一般现在时？

...么As引导的时间状语从句用了一般现在时burn? 为什么不用are burning呢？2）如果换成when或while引导可以吗？用when或while是用burn还是are burning呢？

问题 定语从句 Song birds are birds that sing 后面的sing为什么可以是动词原形

Song birds are birds that sing. 后面的sing为什么可以是动词原形呢？此句后面的sing是作什么的？可以再给几个类似的例句吗？谢谢老师。

文章 一个似是而非的错综时间虚拟条件句

...【话题的引出】下面，是网上流传的一道英语试题：Thank you very much indeed. If it had not been for your advice I really _____ what I should have done.A.do not know      B.have not known     C.had not known      D. would not have known.（答案：选A）该题目...

问题 like用作介词时，后面可以加状语从句吗

具体语境为：Like when you lay your baby on their back and you pull them by the arms gently into a seated position, the baby’s head may nod back behind the shoulders, like poor head control.请问句中的第一个like后面可以加状语从句吗？另外，第二个like前面的逗号是...

问题 be along的用法

The American medical school is now well along in the second century of its history.be along 是正处在...的意思吗？along在这是介词吗？in the second century of its history意思是在他的历史的第二个世纪里？

问题 ​If you'd fill up this form 虚拟语气中的should理解

If you'd fill up this form.请把这个表格填上。按传统语法分析是虚拟语气。我想知道：1) 是不是省略了主句，如果是，可以把主句完整写出来吗？2）you'd = you should, 可以用would， 即If you would fill up this form吗？3) you'd=you should, ...

问题 ​If you'd fill up this form 虚拟语气中的should理解？

If you'd fill up this form.请把这个表格填上。按传统语法分析是虚拟语气。我想知道：1) 是不是省略了主句，如果是，可以把主句完整写出来吗？2）you'd = you should, 可以用would， 即If you would fill up this form吗？3) you'd=you should, ...

问题 翻译: There are fireworks and performances with all kinds of acts and special guests.

There are fireworks and performances with all kinds of acts and special guests.怎么翻译？

问题 with... 成分的理解

请问一下老师,这句话中的with a pension plan to boot应该怎么理解,这里它充当句子的什么成分?You can retire to the time and place of your choosing with a pension plan to boot.

问题 主语是单数而表语却用复数

今天看到这样一个句子：The dormitory can be noisy places to live because many students play loud music. 主语是 the dormitory，是单数；而表语是noisy places ，却是复数。为什么？这句话对吗？当主语是单数时表语可以用复数吗？谢谢老师！

问题 anyone后面可以接表示范围的of短语吗

若要表示某范围内的“任何人”，可以在 anyone 后面接表示范围的 of 短语吗？比如：Anyone of the students can use the liberary.

问题 All you do 怎么理解

All you do now is complete your homework 句子中，All you do 怎么理解？感谢解答！

问题 这里的with是一个怎么样的用法

‎What are the usage of the preposition ‘’with’’ in ‘’with only a very small….’’During the breeding season, the amount of venom in the male platypus increases. This has led some zoologists to theorise that the poisonous spur is primarily for asserting dominance amongst fellow-male...

问题 请问this和that的区别

...nd that groups of this type became very committed to the task and produced high-quality work.我记得that是将上文的事，而this是指下文的事，所以我填了that，但是答案是this，请大家帮忙分析。

问题 -ing 定语性质疑问

...语吗？①I noticed a special snail taking a stroll on my plant.②There are 30 people coming to dinner tonight.③There was sign telling motorists to slow down.④Its driver had a lot of troble trying to stop it.请问老师，第1、4句和其他句是同一类型吗？都是定语性质吗？...