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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 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 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 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 现在进行时和现在完成进行时有何区别

...will act2. —We’ve spent too much money recently.    —Well, it isn’t surprising. Our friends and relatives_______ around all the time.    A. are coming         B. had come        C. were coming ...

问题 请问在这里as的缺失对应项是否是名词词组的中心词语（不包含它的修饰成分）

...nk in the game — 9-dan, a level no player in China had ever reached — with the same determination as China had pursued its first nuclear test.在这句话里面我认为是as （the determination that）因为determination是对应项因此必须要省略，但是后面的that从句则不包含...

文章 做单项选择题时不可忽视的两个问题

...合地使用这些知识。例如：1. Would you mind _____ your radio a little, please ?A. turn off   B. turning of   C. to turn off   D. turning down【分析】turn off 的意思是“关掉（电灯、收音机、煤气、自来水等）”，turn down 的意思是“拒绝”、“不采...

问题 是否是虚拟语气的判断与理解

请问区别：I got home before it had rained. I got home before it rained我理解的是：第一句是虚拟语气：我在没下雨时候就回家了  （实际回家后也没下雨）。第二句：我在下雨前就回家了  （实际回家后下雨了） 。

问题 all的词性（判断是否是代词用作同位语）

It all comes down to money in the end.all是代词吗，相当于it的同位语？

问题 一般现在时的用法

...     那下面get的时态是否正确？        The bridge gets/got its name from its designer.        谢谢老师！

问题 特殊词的should虚拟问题

1) It seems crucial that more activities should be attended.2) It seems crucial that more activities are to be attended.对于词crucial，其后的从句一定要用should+动词的虚拟形式吗？第二句的表达是否正确?类似的比如important, significant等等，从句是否都要...

问题 maybe和may用法

The germination rate is low and the time is long, so it maybe have the mechanism of dormancy.这句话可以把maybe换成may吗？改成The germination rate is low and the time is long, so it may have the mechanism of dormancy.感觉情态动词在这里也可以用。