...ans are unable to produce thermal energy through their metabolic activity, which would allow them to regulate their body temperature independent of the surrounding or ambient temperature.Which定语从句修饰前面的整个句子还是只修饰metabolic activity？后面的定语从句应该怎样...
The question being discussed
was presented by the headmaster. 这句话等于The question which is being
discussed was presented by the headmaster.还是The question which was being
discussed was presented by the headmaster.
... the Hawthorne Plant near Chicago. 过去分词后置定语可以改为：which is called the Hawthorne Plant near Chicago. 2) According to this theory, a large meteor hitting the moon would melt the surface rock by the force of collision.现在分词后置定语可以改为：which hits the moo...
...could not help bringing into her conversation the names of people she knew which would satisfy you that she had not sunk in the social scale. She was a little ashamed of her courage and business capacity, but delighted that she was going to dine the next night with a K.C. who lived in South Kensingt...
...定两者中较....，用定冠词the,并且附有类似这样的例子: Which is the bigger of the two? 可是，按照这一语法要求，下面的句子的比较级前是否该有定冠词？还是可有可无？ Which is bigger, the moon or the earth? 盼望专家老师对此给予学生...
...问题：后面是动名词引导的从句吗？是否可以补充完整为which was instructing him to give up the search? 此句能否改为：A radio message from the mainland which (that) had been received by the ship's captain instructed him to give up the search.
CNN 《Company Uses Drones In
Reforestation》There's multiple drones operating to perform a task simultaneously.这里的operating怎么理解？其后的to perform是作名词定语，还是表目的呢？
...s, both
voluntary (married couples) and forced (student roommates), to see which
remained together and which split up. Again, the evidence seems to favour
similarity rather than complementarity as an omen of a successful relationship,
though there is a complication: where marriage is concerned, once...
....
There are a lot of letters of invitation to send in the morning.
x ... which to send in the morning.
为什么句中用关系代词反而是错的，不用是对的了
下面为什么又可以加了
The children would have a garden in which to play.
= ... to play in.
He was miserable unless...
...right
before I left for Beijing．（ ）A．howB．whom C．when D．which这道题中，from…I was born作a friend of mine的后置定语还是定语从句？其中，由于前边有介词from，所以……I was born这部分为宾语从句，这里，from……I was born为什么选when...
...honest, industrious self-denying poverty would be to destroy the soil upon which mankind produces the virtues which enable our race to reach a still higher civilization than it now possesses. 最后这个it什么意思，指代什么？