在通常情况下，形容词是可以被 very 来修饰的，如 very good, very fast, very big, very cheap, very long 等，但有些形容词则不可以用 very 来修饰，如英语习惯上不能说 very asleep，而说 fast asleep, sound asleep 等。
请问老师：英语中哪些形...
有这样一组正误句子：
误：He stayed with his family during three days.
正：He stayed with his family during the three days.
正句与误句的区别就是一个冠词，为什么 during the three days 是对的，而 during three days 就是错的呢？
talking of…/ when taking of… 的逻辑主语要不要与句子主语保持一致？老师说不需要保持一致，但老师举的例子其实都是一致的：
Talking of travel, have you been to Athens yet? 说到旅行，你去过雅典吗？
Talking of Jim, have you heard t...
On the day before they held the wedding, the whole house was at sixes and sevens.
请问这个 before 引导的是什么从句？
如果说是状语从句，那它与 on the day 是什么关系？
如果说是定语从句，那 before 可以引导定语从句吗？
如果说是同位语...
far from 表示“远非”“绝非”“完全不”（含否定意义）时，它后面可以跟名词。如： He is far from a fool. 他决不是笨蛋。 也可以跟动名词，但这个动名词好像主要是 being（且有时可以省略）。如： This question is far from being settled....
下面这个句子有点奇怪：
He tried to make it appear that she had committed suicide. 他设法让她看上去像是自杀。
疑问一：这个 it 是形式宾语吗？后面的 that 从句是真正的宾语？
疑问二：这个it 是形式主语吗？后面的 that 从句是真正...
keep后接动名词(doing)是属很常见的用法。如：
Prices keep rising. 物价不断上涨。
He kept complaining. 他无休止地抱怨。
He kept looking at her. 他不断瞧她。
The car keeps going wrong. 这辆汽车不断出毛病。
I keep forgetting to go shopping. 我...
She is not only a student, but a dancer as well.
She is not only a student, but also a dancer.
请问老师，上面两句意思是否一样？
还有 not only... but also 就含义上等于 not only...but...as well, 对吗？
谢谢老师。