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问题 BBC新闻里一句话的理解

一篇有关绑架案的新闻：The leader of the Islamist militant group BoKo Haram says it was behind the abductions. 这句话中的 it was behind the abductions 是什么意思? 谢谢！ 

问题 as if从句用作表语

It looks as if it might rain.老师，这句话我的语法书上写着 as if从句用作表语。我不太明白这句话。表语，它是放在联系动词之后表示主语的身份或特征的。但是，这里没有连系动词啊？所以我不明白为何书上说as if从句表示表语。...

问题 代替crowd的代词是用单数还是用复数

如果要用代词来代替名词 crowd，是应用单数形式的 it, its 还是用复数形式的 they, their, them 等？

问题 以下句子怎么看出是虚拟语气的?

It is important that you arrive there in time.He insisted that I was wrong. It was ordered that the medicine be sent here by plane.请问这样的句子,为什么说是虚拟语气? 看着感觉就是一般的句子阿?

问题 这两个seem翻译上有什么区别

It seemd to be a long time .... It seemd to have been a long time ... 这两句的时态不同，但意思感觉是一样的，怎么在翻译上把它们区分开来？

问题 句中的ever究竟是什么用法，表达了什么含义？

It's odd that he should ever notice it.句中的ever究竟是什么用法，表达了什么含义？

问题 反义疑问句

This book is less interesting than that one,____?A.is it         B. is this        C. isn’t it         D. isn’t thisless不是little的比较级应该是否定，为什么选C呢

问题 及物动词什么情况下不需要加宾语

Prices may vary so it's well worth shopping around before you buy. buy作为及物动词，在这里为什么后面不需要加宾语？及物动词不需要加宾语的情况还有哪些？

问题 in与one的区别

—Do you have a QQ number?—No. Can you tell me how to get ___?这里空格里填one,想咨询老师们的是什么情况下会用how to get it?how to get it和 how to get one 的区别是什么呢？谢谢老师！

问题 请教这里marking...作什么状语

请教一下:The company announced that it would open its first overseas branch in Shanghai, marking a clear step to further enter the booming Chinese market.该句中marking a clear step to further enter the booming Chinese market 是否应理解为结果状语？谢谢！

问题 rather than是并列连词吗

It's possible that the lower amount of agreement in the shared taste of artifacts has to do more with elements of style, rather than "behavioral consequences".more修饰谁？rather than是并列连词吗？还是单纯作比较状语?

问题 in开头的介词短语是修饰哪个成分

Oriental cuisine tends to prefer rice with meat in all its different variations.  介词短语in all its different variations是修饰meat 而不是rice with meat吧

问题 most prized是什么用法（the tulips most prized for)

At first, tulips were rare in the Netherlands and only for the wealthy. But in the early 17th century, as more bulbs were produced there, you'd think the prices would come down. In fact, though, the popularity of some tulips increased tremendously. So demands soon far exceeded supply and their p...

问题 代词的指代疑问（同时涉及非限制性定语从句）

...ey 是指代什么？是指代 the screens？还是指代photographs, text and information from websites？The screens also show photographs, text and information from websites. They’re brilliant! 另外，这个 they 可以换成 which 而变成一个非限制性定语从句吗？比如：The scr...

问题 可以There's no method that tune () could call for an Instrument that isn't also in Wind

...pts an Instrument reference. However, in Wind.main() the tune() method is handed a Wind reference. Given that Java is particular about type checking, it seems strange that a method that accepts one type will readily accept another type, until you realize that a Wind object is also an Instrument obje...