Pain is the feeling of great discomfort you have, for example when you
have been hurt or when you are ill.you have 的中心语是 the feeling of great discomfort 还是 great
discomfort?
...在火车发车前20分钟到达车站。
△before间或可引起一个定语或表语从句：
You remember that fellow who came up the evening before you left us? 你还记得那天晚上你离开我们之前来到我们跟前的那个家伙吗？
That was (long) before I came. 那是我来以...
...a snakes when removed from
their supportive medium.请问各位老师状语从句的省略是要求状语从句逻辑主语与主句主语要一致?这边的when引导的状语从句 sea snakes被省略了但是前面的主句的逻辑主语不是应该是 what吗 sea snake在主句中做宾语这...
...e go for ones where we know there are guided tour请问where引导的这个定语从句we know 是做插入语吗。去掉变成where there are
guided tour。还是there are guided tour是宾语从句，that在从句中被省略了，变成where we know
that there are guided tour。别人和我说...
Where we need some role modeling is in instinct, and that's where a dog
is roving revelation.请问这句话理解where在句中的意思，且这句话为什么要用两个where来引导(we前一个，a dog前一个)我们需要道德模范的地方是本能，这是一个狗揭示所的地方。wh...
As used in this context, the word "challenging" means "demanding".The author is fairly skilled at word ditch.
Church as we use the word refers to all religious institution,be they Christian,Islamic,and so on.
This occurred on our fourth day after reaching base camp, by which time we had almost gotten our bearings.这个by 和 time 是怎么来的，有什么用？which 的先行词是什么？能不能把这个定语从句还原一下？
...▲◎ head word 是什么意思▲P17▲◎ adventure和adventurous 作定语时的区别▲P18▲◎ 作定语用不定式与用现在分词◎ Circle them in the letter（为什么用介词in）◎ but用于句首单独引出句子的疑问▲P19▲◎ any 后接单数名词与复数名...