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问题 如何学好并熟练使用介词（副词）

...中有我我中有你，使人傻傻分不清楚，如He lives on/off the Park Avenue.还有on和away都可以表示“继续下去”；最后即使把某个介词所有释义都搞明白了，在阅读中也经常出现无法解释的短语，如call on sb/call on sb to do sth拜访某人/号召...

问题 复合句连接词的用法

...t there by herself          D.for her going there alone

问题 代词it可以代替动词或动词短语吗

...fore mailing it. 邮寄前他把盒子用带子捆扎好。Leave that vase alone or you’ll break it. 不要动那个花瓶，要不你会把它打了的。This matter is finished, so please don’t refer to it. 这事已结束了，所以别再提它了。请问一下：代词 it 可以代替...

问题 元音舌位

...老师图中的元音舌位应该怎么理解？此图摘自维基百科，Close,mid,open我能理解，但是front,mid,back没懂，根据这个图，/æ/比/i:/，/e/的舌位要后退很多，几乎到了central的位置，但是根据Pronunciation Pairs里 /æ/比/e/的舌位更靠前。而且...

问题 for sb doing sth为什么不对

...there two days before usC. she went there by herselfD. for her going there alone此题，A选项.B 选项里的goes应为动词原型，（should）goC 选项，表语从句that引导词不可省略D 选项为什么不正确？

问题 is something of是什么意思

Closed to outsiders for five decades, Burma, also known as Myanmar, is something of an unknown quantity, particularly in terms of its natural riches.请问：句中的 is something of 是什么意思？

问题 如何理解 and that

...t;speaking" ability through gestures, and that those differences were closely linked with how frequently their parents used gestures to communicate.请问老师，如何理解 and that ？是 作found that的并列？还是 代指前面的wide range？

问题 danger/dangers辨析

...an in many Amercian cities.Historians believe this was because authorities closed the subway after quickly recognizing the dangers of keeping it open.1) 麻烦老师讲解一下turned up being lower2) dangers 可否改用danger, 二者含义理解上的差别是什么？

问题 抽象名词前加the问题

抽象名词前加the问题，特指加，帮忙分析一下这两个句子,好像反了:The body and the mind interrelate.She has closed her mind to last year's traumas. 

问题 英语逗号用法疑问（是否可以去掉不用）

Far from being a betrayal, Britain’s approach, of using the firm’s gear on the edges of 5g networks, under close supervision, offers a sensible framework for limited commercial engagement.老师好，请问approach后面两个逗号可否去掉？

问题 《小王子》第八章一段话中的时态的问题

...ew where, a new flower had come up; and the little prince had watched very closely over this small sprout which was not like any other small sprouts on his planet. It might, you see, have been a new kind of baobab.我的疑问1：我认为这一段：But one day, from a seed blown from no one knew w...

问题 career where（where引导定语从句）

...ovie led him into the second half of his career where his comedic presence alone could make a movie a financial success even when movie reviewers would not rate it highly.能麻烦老师专门分析一下这个问题吗？举例说明 career where的用法。

问题 这些to可以换作and的吗（向曹荣禄老师请教）

老师你好！以下to可以换作and的吗?I am happy to get your email.It is my dream to be a dictor.We have two nice nusic teachers to teach you.I rode a bike to go to the park.She always takes us out to draw.

问题 非共有的物品，第一个名词的's不可省略吧

... former Indian foreign secretary, doubts that efforts at vaccine diplomacy alone, even when deftly handled, will do much to increase either Russia or India’s influence or standing.Russia后的's能省略吗？还是因为用了or而不是and的缘故？能否提供其他类似例句？谢谢各位...

问题 关于过去分词短语做主语疑问

Closely related to English reserve is English modesty.They are perfectly human behind their barrier of reserve.related to不是分词短语为什么可以做主语呢？还有perfectly可以修饰名词？